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  1. Ansatte

Språkvelger

English

Knut Hagen

Last ned pressefoto
Last ned pressefoto
Foto:

Knut Hagen

Professor

knut.hagen@ntnu.no
72575080 Nevrosenteret, 12103033, Øya, Edvard Griegs gate 8
Publikasjoner Formidling

Publikasjoner

  • Kronologisk
  • Etter kategori
  • Se alle publikasjoner i Cristin

2025

  • Faisal, Fahim; Danelakis, Antonios; Bjørk, Marte-Helene; Winsvold, Bendik Kristoffer Slagsvold; Matharu, Manjit; Nachev, Parashkev. (2025) Prediction of new-onset migraine using clinical-genotypic data from the HUNT Study: a machine learning analysis. The Journal of Headache and Pain
    Vitenskapelig artikkel

2024

  • Hagen, Knut; Winsvold, Bendik Kristoffer Slagsvold; Bjørk, Marte-Helene; Tronvik, Erling Andreas; Bratterud, Laila Bratterud; Ofte, Hilde Karen. (2024) Oppfølgingen ved ensidig hodepine med autonome symptomer kan bli bedre. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Fagartikkel
  • Giri, Samita; Tronvik, Erling Andreas; Dalen, Håvard; Ellekjær, Hanne; Olsen, Alexander; Hagen, Knut. (2024) Headache disorders and risk of stroke. A register-linked HUNT study. Cephalalgia Reports
    Vitenskapelig artikkel
  • Neverdahl, Jan Petter; Uglem, Martin; Matre, Dagfinn; Nilsen, Kristian Bernhard; Hagen, Knut; Gravdahl, Gøril Bruvik. (2024) Endogenous pain modulation after sleep restriction in migraine: a blinded crossover study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Filosa, James; Omland, Petter Moe; Hagen, Knut; Langsrud, Knut; Engstrøm, Morten; Sand, Trond Halfdan. (2024) Validation of Trøndelag Apnoea Score Proxy for Obstructive Sleep Apnoea in the General Population of Norway: The HUNT Study. Sleep Disorders
    Vitenskapelig artikkel
  • Hagen, Knut. (2024) One-year prevalence of cluster headache, hemicrania continua, paroxysmal hemicrania and SUNCT in Norway: a population-based nationwide registry study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Giri, Samita; Tronvik, Erling Andreas; Dalen, Håvard; Ellekjær, Hanne; Loennechen, Jan Pål; Olsen, Alexander. (2024) Migraine and risk of atrial fibrillation: A 9-year follow-up based on the Trøndelag Health Study. Cephalalgia
    Vitenskapelig artikkel
  • Engstrand, Helene; Revdal, Eline; Argren, Maria Bengtson Argren; Hagen, Knut; Zwart, John Anker Henrik; Brodtkorb, Eylert. (2024) Relationship between migraine and epilepsy in a large population-based cohort: The HUNT Study. European Journal of Neurology
    Vitenskapelig artikkel
  • Heuch, Ingrid; Heuch, Ivar; Hagen, Knut; Zwart, John Anker Henrik. (2024) Overweight and obesity as risk factors for chronic low back pain: a new follow-up in the HUNT Study. BMC Public Health
    Vitenskapelig artikkel

2023

  • Jacobsen, Kaya Kvarme; Børte, Sigrid; Laborie, Lene Bjerke; Kristiansen, Hege; Schäfer, Annette; Martinsen, Amy. (2023) COL11A1 is associated with developmental dysplasia of the hip and secondary osteoarthritis in the HUNT study. Osteoarthritis and Cartilage Open
    Vitenskapelig artikkel
  • Giri, Samita; Tronvik, Erling Andreas; Linde, Anders Mattias; Pedersen, Sindre Andre; Hagen, Knut. (2023) Randomized controlled studies evaluating Topiramate, Botulinum toxin type A, and mABs targeting CGRP in patients with chronic migraine and medication overuse headache: A systematic review and meta-analysis. Cephalalgia
    Vitenskapelig artikkel
  • Heuch, Ingrid; Heuch, Ivar; Hagen, Knut; Storheim, Kjersti; Zwart, John Anker Henrik. (2023) Menopausal hormone therapy, oral contraceptives and risk of chronic low back pain: the HUNT Study. BMC Musculoskeletal Disorders
    Vitenskapelig artikkel

2022

  • Mishra, Aniket; Malik, Rainer; Hachiya, Tsuyoshi; Jürgenson, Tuuli; Namba, Shinichi; Posner, Daniel C.. (2022) Stroke genetics informs drug discovery and risk prediction across ancestries. Nature
    Vitenskapelig artikkel
  • Hautakangas, Heidi; Winsvold, Bendik K S; Ruotsalainen, Sanni; Bjornsdottir, Gyda; Harder, Aster V. E.; Kogelman, Lisette J. A.. (2022) Genome-wide analysis of 102,084 migraine cases identifies 123 risk loci and subtype-specific risk alleles . Nature Genetics
    Vitenskapelig artikkel
  • Mishra, Aniket; Malik, Rainer; Hachiya, Tsuyoshi; Jürgenson, Tuuli; Namba, Shinichi; Posner, Daniel C.. (2022) Publisher Correction: Stroke genetics informs drug discovery and risk prediction across ancestries. Nature
    Errata
  • Bahrami, Shahram; Hindley, Guy Frederick Lanyon; Winsvold, Bendik K S; O'Connell, Kevin Sean; Frei, Oleksandr; Shadrin, Alexey. (2022) Dissecting the shared genetic basis of migraine and mental disorders using novel statistical tools. Brain
    Vitenskapelig artikkel
  • Giri, Samita; Tronvik, Erling Andreas; Hagen, Knut. (2022) The bidirectional temporal relationship between headache and affective disorders: longitudinal data from the HUNT studies. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Giri, Samita; Tronvik, Erling Andreas; Linde, Mattias; Hagen, Knut. (2022) The impact of topiramate, botulinum toxin type A, and CGRP-antibodies on medication overuse headache in patients with chronic migraine: A protocol for systematic review and meta-analysis. Cephalalgia Reports
    Vitenskapelig artikkel
  • Stovner, Lars Jacob; Hagen, Knut; Linde, Mattias; Steiner, Timothy J.. (2022) The global prevalence of headache: an update, with analysis of the influences of methodological factors on prevalence estimates. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Heuch, Ingrid; Heuch, Ivar; Hagen, Knut; Storheim, Kjersti; Zwart, John Anker Henrik. (2022) Does the risk of chronic low back pain depend on age at menarche or menopause? A population-based cross-sectional and cohort study: the Trøndelag Health Study. BMJ Open
    Vitenskapelig artikkel
  • Stovner, Lars Jacob; Hagen, Knut; Tronvik, Erling Andreas; Gravdahl, Gøril Bruvik; Burstein, Rami; Dodick, David W.. (2022) FollowTheSutures: Piloting a new way to administer onabotulinumtoxinA for chronic migraine. Cephalalgia
    Vitenskapelig artikkel
  • Filosa, James; Omland, Petter Moe; Hagen, Knut; Langsrud, Knut; Brenner, Eiliv; Knutsen, Andreas. (2022) Validation of questionnaires for restless legs syndrome in the general population: the Trøndelag Health Study (HUNT). Journal of Sleep Research
    Vitenskapelig artikkel

2021

  • Rahman, Shafiqur; Winsvold, Bendik K S; Chavez, Sergio; Børte, Sigrid; Tsepilov, Vakov; Sharapov, Sodbo Zh. (2021) Genome-wide association study identifies RNF123 locus as associated with chronic widespread musculoskeletal pain. Annals of the Rheumatic Diseases
    Vitenskapelig artikkel
  • Khoury, Samar; Parisien, Marc; Thompson, Scott J.; Vachon-Presseau, Etienne; Roy, Mathieu; Mitchell, Amy. (2021) Genome-wide analysis identifies impaired axonogenesis in chronic overlapping pain conditions. Brain
    Vitenskapelig artikkel
  • Freidin, Maxim B.; Tsepilov, Yakov A.; Stanaway, Ian B.; Meng, Weihua; Hayward, Caroline; Smith, Blair H.. (2021) Sex- and age-specific genetic analysis of chronic back pain. Pain
    Vitenskapelig artikkel
  • Skarpsno, Eivind S.; Nilsen, Tom Ivar Lund; Hagen, Knut; Mork, Paul Jarle. (2021) Long‐term changes in self‐reported sleep quality and risk of chronic musculoskeletal pain: The HUNT Study. Journal of Sleep Research
    Vitenskapelig artikkel
  • Dahl, Astri Grøtan; Havang, Sara; Hagen, Knut. (2021) Reliability of a self-administrated musculoskeletal questionnaire: The fourth Trøndelag health study. Musculoskeletal Science and Practice
    Vitenskapelig artikkel
  • Lyngbakken, Magnus Nakrem; Paulsen, Aksel; Sethupathy, Ashwini; Hesselberg, Øyvind; Grimsgaard, Sameline; Hagen, Knut. (2021) Pragmatiske studier – hva er det?. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig artikkel

2020

  • Zwart, John-Anker; Stovner, Lars Jacob; Linde, Mattias; Hagen, Knut. (2020) Verdien av å følge utbredelsen av hodepine i en befolkning gjennom mer enn 20 år: HUNT2, 3 og 4. Best practice psykiatri /nevrologi
    Populærvitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob; Zwart, John-Anker. (2020) Time trends of major headache diagnoses and predictive factors. Data from three Nord-Trøndelag health surveys. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Heuch, Ingrid; Heuch, Ivar; Hagen, Knut; Storheim, Kjersti; Zwart, John-Anker. (2020) Associations between the number of children, age at childbirths and prevalence of chronic low back pain: the Nord- Trøndelag Health Study. BMC Public Health
    Vitenskapelig artikkel
  • Kristoffersen, Espen Saxhaug; Børte, Sigrid; Hagen, Knut; Zwart, John-Anker; Winsvold, Bendik K S. (2020) Caesarean section and the association with migraine: a retrospective register-linked HUNT population cohort study. BMJ Open
    Vitenskapelig artikkel
  • Børte, Sigrid; Zwart, John-Anker; Skogholt, Anne Heidi; Gabrielsen, Maiken Elvestad; Thomas, Laurent; Fritsche, Lars. (2020) Mitochondrial genome-wide association study of migraine – the HUNT Study . Cephalalgia
    Vitenskapelig artikkel
  • Hagen, Knut; Håberg, Asta; Husøy, Andreas Kattem. (2020) Headache and brain morphology in the general middle-aged population. Doktoravhandlinger ved NTNU (22)
    Doktorgradsavhandling
  • Kristoffersen, Espen Saxhaug; Børte, Sigrid; Hagen, Knut; Zwart, John-Anker; Winsvold, Bendik K S. (2020) Migraine, obesity and body fat distribution - a population-based study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob; Zwart, John-Anker. (2020) High sensitivity C-reactive protein and risk of migraine in a 11-year follow-up with data from the Nord-Trøndelag health surveys 2006–2008 and 2017–2019. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Filosa, James; Omland, Petter Moe; Langsrud, Knut; Hagen, Knut; Engstrøm, Morten; Drange, Ole Kristian. (2020) Validation of insomnia questionnaires in the general population: The Nord-Trøndelag Health Study (HUNT). Journal of Sleep Research
    Vitenskapelig artikkel
  • Skarpsno, Eivind S.; Mork, Paul Jarle; Hagen, Knut; Nilsen, Tom Ivar Lund; Marcuzzi, Anna. (2020) Number of Chronic Nighttime Insomnia Symptoms and Risk of Chronic Widespread Pain and Pain-Related Disability: The HUNT Study. Nature and Science of Sleep
    Vitenskapelig artikkel

2019

  • Børte, Sigrid; Zwart, John-Anker; Stensland, Synne; Hagen, Knut; Winsvold, Bendik K S. (2019) Parental migraine in relation to migraine in offspring: Family linkage analyses from the HUNT Study. Cephalalgia
    Vitenskapelig artikkel
  • Hagen, Knut; Hopstock, Laila Arnesdatter; Eggen, Anne Elise; Mathiesen, Ellisiv B.; Nilsen, Kristian Bernhard. (2019) Does insomnia modify the association between C-reactive protein and migraine? The Tromsø Study 2015-2016. Cephalalgia
    Vitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob. (2019) Headache in the HUNT Study: Analytical Headache Epidemiology as a Source of Added Knowledge. Springer
    Faglig kapittel
  • Husøy, Andreas Kattem; Håberg, Asta Kristine; Rimol, Lars Morten; Hagen, Knut; Vangberg, Torgil Riise; Stovner, Lars Jacob. (2019) Cerebral cortical dimensions in headache sufferers aged 50-66 years: a population-based imaging study in the Nord-Trondelag Health Study (HUNT-MRI). Pain
    Vitenskapelig artikkel
  • Husøy, Andreas Kattem; Eikenes, Live; Håberg, Asta; Hagen, Knut; Stovner, Lars Jacob. (2019) Diffusion tensor imaging in middle-aged headache sufferers in the general population: A cross-sectional population-based imaging study in the Nord-Trøndelag health study (HUNT-MRI). The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Skarpsno, Eivind S.; Nilsen, Tom Ivar Lund; Sand, Trond; Hagen, Knut; Mork, Paul Jarle. (2019) The joint effect of insomnia symptoms and lifestyle factors on risk of self-reported fibromyalgia in women: longitudinal data from the HUNT Study. BMJ Open
    Vitenskapelig artikkel
  • Aamodt, Anne Hege; Bjørk, Marte-Helene; Alstadhaug, Karl Bjørnar; Eldøen, Guttorm; Dueland, Aud Nome; Poole, Tine. (2019) Praktisk håndtering av hodepine. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig oversiktsartikkel/review
  • Hagen, Knut; Åsberg, Anders Nikolai; Uhlig, Benjamin Langsæter; Tronvik, Erling Andreas; Brenner, Eiliv; Sand, Trond. (2019) The HUNT4 study: the validity of questionnaire-based diagnoses. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Skarpsno, Eivind S.; Nilsen, Tom Ivar Lund; Sand, Trond; Hagen, Knut; Mork, Paul Jarle. (2019) Work-Related Mental Fatigue, Physical Activity and Risk of Insomnia Symptoms: Longitudinal Data from the Norwegian HUNT Study. Behavioral Sleep Medicine
    Vitenskapelig artikkel
  • Heuch, Ingrid; Heuch, Ivar; Hagen, Knut; Sørgjerd, Elin Pettersen; Åsvold, Bjørn Olav; Zwart, John-Anker. (2019) Does diabetes influence the probability of experiencing chronic low back pain? A population-based cohort study: the Nord-Trøndelag Health Study. BMJ Open
    Vitenskapelig artikkel
  • Nordhaug, Lena Hoem; Linde, Mattias; Vik, Anne; Hagen, Knut; Stovner, Lars Jacob. (2019) Headache attributed to traumatic injury to the head. Epidemiological evidence and natural course. Doktoravhandlinger ved NTNU (58)
    Doktorgradsavhandling
  • Uhlig, Benjamin Langsæter; Hagen, Knut; Sand, Trond. (2019) The epidemiology of insomnia in the Nord-Trøndelag Health Study. Doktoravhandlinger ved NTNU (363)
    Doktorgradsavhandling
  • Skarpsno, Eivind S.; Mork, Paul Jarle; Nilsen, Tom Ivar Lund; Hagen, Knut; Sand, Trond. (2019) The bidirectional association between sleep problems and chronic musculoskeletal pain: influence of lifestyle, physical work exposure and systemic inflammation. Doktoravhandlinger ved NTNU (350)
    Doktorgradsavhandling
  • Jenssen, Astrid Bjørke; Stovner, Lars Jacob; Tronvik, Erling Andreas; Sand, Trond; Helde, Grethe; Gravdahl, Gøril Bruvik. (2019) The crossover design for migraine preventives: an analyses of four randomized placebo-controlled trials. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Hagen, Knut. (2019) Validering av spørreskjemabaserte hodepinediagnoser i HUNT-undersøkelsen. Best Practice Psykiatri/Nevrologi
    Populærvitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob; Nilsen, Kristian Bernhard; Kristoffersen, Espen Saxhaug; Winsvold, Bendik K S. (2019) The impact of C-reactive protein levels on headache frequency in the HUNT study 2006-2008. BMC Neurology
    Vitenskapelig artikkel

2018

  • Skarpsno, Eivind S.; Nilsen, Tom Ivar Lund; Sand, Trond; Hagen, Knut; Mork, Paul Jarle. (2018) Physical work exposure, chronic musculoskeletal pain and risk of insomnia: longitudinal data from the HUNT study, Norway. Occupational and Environmental Medicine
    Vitenskapelig artikkel
  • Hagen, Knut; Kristoffersen, Espen Saxhaug; Winsvold, Bendik K S; Stovner, Lars Jacob; Zwart, John-Anker. (2018) Remission of chronic headache: An 11-year follow-up study. Data from the Nord-Trøndelag Health Surveys 1995–1997 and 2006–2008. Cephalalgia
    Vitenskapelig artikkel
  • Uhlig, Benjamin Langsæter; Hagen, Knut; Engstrøm, Morten; Stjern, Marit; Gravdahl, Gøril Bruvik; Sand, Trond. (2018) The relationship between obstructive sleep apnea and insomnia: a population-based cross-sectional polysomnographic study. Sleep Medicine
    Vitenskapelig artikkel
  • HEUCH, INGRID; Heuch, Ivar; Hagen, Knut; Sørgjerd, Elin Pettersen; Åsvold, Bjørn Olav; Zwart, John-Anker. (2018) Is chronic low back pain a risk factor for diabetes? The Nord-Trøndelag Health Study . BMJ Open Diabetes Research & Care
    Vitenskapelig artikkel
  • Åsberg, Anders Nikolai; Hagen, Knut; Stovner, Lars Jacob; HEUCH, INGRID; Zwart, John-Anker; Winsvold, Bendik K S. (2018) Do incident musculoskeletal complaints influence mortality? The Nord-Trøndelag Health study. PLOS ONE
    Vitenskapelig artikkel
  • Honningsvåg, Lasse-Marius; Håberg, Asta; Hagen, Knut; Kvistad, Kjell Arne; Stovner, Lars Jacob; Linde, Mattias. (2018) White matter hyperintensities and headache: A population-based imaging study (HUNT MRI). Cephalalgia
    Vitenskapelig artikkel
  • Hagen, Knut; Åsberg, Anders Nikolai; Stovner, Lars Jacob; Linde, Mattias; Zwart, John-Anker; Winsvold, Bendik K S. (2018) Lifestyle factors and risk of migraine and tension-type headache. Follow-up data from the Nord-Trøndelag Health Surveys 1995-1997 and 2006-2008. Cephalalgia
    Vitenskapelig artikkel
  • Nordhaug, Lena Hoem; Hagen, Knut; Vik, Anne; Stovner, Lars Jacob; Follestad, Turid; Pedersen, Torunn. (2018) Headache following head injury: a population-based longitudinal cohort study (HUNT). The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Hagen, Knut; Åsberg, Anders Nikolai; Uhlig, Benjamin Langsæter; Tronvik, Erling Andreas; Brenner, Eiliv; Stjern, Marit. (2018) The epidemiology of headache disorders: a face-to-face interview of participants in HUNT4. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Husøy, Andreas Kattem; Pintzka, Carl Wolfgang Schøyen; Eikenes, Live; Håberg, Asta; Hagen, Knut; Linde, Mattias. (2018) Volume and shape of subcortical grey matter structures related to headache: A cross-sectional population-based imaging study in the Nord-Trøndelag Health Study. Cephalalgia
    Vitenskapelig artikkel
  • Johnsen, Marianne Bakke; Winsvold, Bendik K S; Børte, Sigrid; Vie, Gunnhild Åberge; Pedersen, Linda Margareth; Storheim, Kjersti. (2018) The causal role of smoking on the risk of headache. A Mendelian randomization analysis in the HUNT Study. European Journal of Neurology
    Vitenskapelig artikkel
  • Uhlig, Benjamin Langsæter; Sand, Trond; Nilsen, Tom Ivar Lund; Mork, Paul Jarle; Hagen, Knut. (2018) Insomnia and risk of chronic musculoskeletal complaints: longitudinal data from the HUNT study, Norway. BMC Musculoskeletal Disorders
    Vitenskapelig artikkel
  • Hagen, Knut; Åsvold, Bjørn Olav; Midthjell, Kristian; Stovner, Lars Jacob; Zwart, John-Anker; Linde, Mattias. (2018) Inverse relationship between type 1 diabetes mellitus and migraine. Data from the Nord-Trøndelag Health Surveys 1995-1997 and 2006-2008. Cephalalgia
    Vitenskapelig artikkel

2017

  • Uglem, Martin; Omland, Petter Moe; Nilsen, Kristian Bernhard; Tronvik, Erling Andreas; Stovner, Lars Jacob; Hagen, Knut. (2017) Does pain sensitivity change by migraine phase? A blinded longitudinal study. Cephalalgia
    Vitenskapelig artikkel
  • HEUCH, INGRID; Heuch, Ivar; Hagen, Knut; Mai, Xiao-Mei; Langhammer, Arnulf; Zwart, John-Anker. (2017) Is there an Association between vitamin D status and risk of chronic low bak pain? A nested case-Control analysis in the Nord-Trøndelag Health Study. BMJ Open
    Vitenskapelig artikkel
  • HEUCH, INGRID; Heuch, Ivar; Hagen, Knut; Zwart, John-Anker. (2017) Physical activity level at work and risk of chronic low back pain: A follow-up in the Nord-Trøndelag Health Study. PLOS ONE
    Vitenskapelig artikkel
  • Skarpsno, Eivind S.; Nilsen, Tom Ivar Lund; Sand, Trond; Hagen, Knut; Mork, Paul Jarle. (2017) Do physical activity and body mass index modify the association between chronic musculoskeletal pain and insomnia? Longitudinal data from the HUNT study, Norway. Journal of Sleep Research
    Vitenskapelig artikkel
  • Hansen, Aleksander Grande; Stovner, Lars Jacob; Hagen, Knut; Helvik, Anne-Sofie; Thorstensen, Wenche Moe; Nordgård, Ståle. (2017) Paranasal sinus opacification in headache sufferers: A population-based imaging study (the HUNT study-MRI). Cephalalgia
    Vitenskapelig artikkel

2016

  • Åsberg, Anders Nikolai; HEUCH, INGRID; Hagen, Knut. (2016) The mortality associated with chronic widespread musculoskeletal complaints: a systematic review of the literature. Musculoskeletal Care
    Vitenskapelig oversiktsartikkel/review
  • Larsen, Joakim Schjølberg; Skaug, Eli-Anne; Wisløff, Ulrik; Ellingsen, Øyvind; Stovner, Lars Jacob; Linde, Mattias. (2016) Migraine and endothelial function: The HUNT3 Study. Cephalalgia
    Vitenskapelig artikkel
  • Åsberg, Anders Nikolai; Stovner, Lars Jacob; Zwart, John-Anker; Winsvold, Bendik K S; HEUCH, INGRID; Hagen, Knut. (2016) Chronic musculoskeletal complaints as a predictor of mortality - The HUNT study. Pain
    Vitenskapelig artikkel
  • HEUCH, INGRID; Heuch, Ivar; Hagen, Knut; Zwart, John-Anker. (2016) Is there a U-shaped relationship between physical activity in leisure time and risk of chronic low back pain? A follow-up in the HUNT Study. BMC Public Health
    Vitenskapelig artikkel
  • Kvalheim, Synnøve Kristin; Sandvik, Leiv; Winsvold, Bendik K S; Hagen, Knut; Zwart, John-Anker. (2016) Early menarche and chronic widespread musculoskeletal complaints- Results from the HUNT study. European Journal of Pain
    Vitenskapelig artikkel
  • Skramm, S; Uluduz, Derja; Gouveia, Raquel Gil; Jensen, Rigmor Højland; Siva, Aksel; Uygunoglu, Ugur. (2016) Headache service quality: evaluation of quality indicators in 14 specialist-care centres. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Nordhaug, Lena Hoem; Vik, Anne; Hagen, Knut; Stovner, Lars Jacob; Pedersen, Torunn; Gravdahl, Gøril Bruvik. (2016) Headaches in patients with previous head injuries: A population-based historical cohort study (HUNT). Cephalalgia
    Vitenskapelig artikkel
  • Honningsvåg, Lasse-Marius; Hagen, Knut; Håberg, Asta; Stovner, Lars Jacob; Linde, Mattias. (2016) Intracranial abnormalities and headache: A population-based imaging study (HUNT MRI). Cephalalgia
    Vitenskapelig artikkel
  • Omland, Petter Moe; Uglem, Martin; Hagen, Knut; Linde, Mattias; Tronvik, Erling Andreas; Sand, Trond. (2016) Visual evoked potentials in migraine: Is the "neurophysiological hallmark" concept still valid?. Clinical Neurophysiology
    Vitenskapelig artikkel
  • Husøy, Andreas Kattem; Indergaard, Marit Kristina; Honningsvåg, Lasse-Marius; Håberg, Asta; Hagen, Knut; Linde, Mattias. (2016) Perivascular spaces and headache: A population-based imaging study (HUNT-MRI). Cephalalgia
    Vitenskapelig artikkel
  • Laurell, Katarina; Arttro, Ville; Bendtsen, Lars; Hagen, Knut; Häggström, Johan; Linde, Mattias. (2016) Premonitory symptoms in migraine: A cross-sectional study in 2714 persons. Cephalalgia
    Vitenskapelig artikkel
  • Uglem, Martin; Omland, Petter Moe; Engstrøm, Morten; Gravdahl, Gøril Bruvik; Linde, Mattias; Hagen, Knut. (2016) Non-invasive cortical modulation of experimental pain in migraine. Clinical Neurophysiology
    Vitenskapelig artikkel

2015

  • Åsberg, Anders Nikolai; Stovner, Lars Jacob; Zwart, John-Anker; Winsvold, Bendik K S; HEUCH, INGRID; Hagen, Knut. (2015) Migraine as a predictor of mortality: The HUNT study. Cephalalgia
    Vitenskapelig artikkel
  • Hagen, Knut; Brenner, Eiliv; Linde, Mattias; Gravdahl, Gøril Bruvik; Tronvik, Erling; Engstrøm, Morten. (2015) Acetyl-l-carnitine versus placebo for migraine prophylaxis: A randomized, triple-blind, crossover study. Cephalalgia
    Vitenskapelig artikkel
  • Røttereng, Ane Karoline Stræte; Bosnes, Ole; Stordal, Eystein; Zwart, John-Anker; Linde, Mattias; Stovner, Lars Jacob. (2015) Headache as a predictor for dementia: The HUNT Study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • HEUCH, INGRID; Heuch, Ivar; Hagen, Knut; Zwart, John-Anker. (2015) A comparison of anthropometric measures for assessing the association between body size and risk of chronic low back pain: The HUNT study. PLOS ONE
    Vitenskapelig artikkel
  • Blaauw, Brit Andenes; Dyb, Grete; Hagen, Knut; Holmen, Turid Lingaas; Linde, Mattias; Wentzel-Larsen, Tore. (2015) The relationship of anxiety, depression and behavioral problems with recurrent headache in late adolescence - a Young-HUNT follow-up study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Fagernæs, Carl Fredrik; HEUCH, INGRID; Zwart, John-Anker; Winsvold, Bendik Kristoffer Slagsvold; Linde, Mattias; Hagen, Knut. (2015) Blood pressure as a risk factor for headache and migraine: A prospective population-based study. European Journal of Neurology
    Vitenskapelig artikkel
  • Hagen, Knut; Wisløff, Ulrik; Ellingsen, Øyvind; Stovner, Lars Jacob; Linde, Mattias. (2015) Headache and peak oxygen uptake: The HUNT3 study. Cephalalgia
    Vitenskapelig artikkel
  • Nordhaug, Lena Hoem; Vik, Anne; Linde, Mattias; Stovner, Lars Jacob; Hagen, Knut. (2015) Headache related to prevoius head injury. NTNU
    Forskerlinjeoppgave
  • HEUCH, INGRID; Heuch, Ivar; Hagen, Knut; Zwart, John-Anker. (2015) Association between body height and chronic low back pain: a follow-up in the Nord-Trøndelag Health Study. BMJ Open
    Vitenskapelig artikkel

2014

  • Hagen, Knut; Stordal, Eystein; Linde, Mattias; Steiner, Timothy J.; Zwart, John-Anker; Stovner, Lars Jacob. (2014) Headache as a risk factor for dementia: A prospective population-based study. Cephalalgia
    Vitenskapelig artikkel
  • Engstrøm, Morten; Hagen, Knut; Bjørk, Marte Helene; Stovner, Lars Jacob; Stjern, Marit; Sand, Trond. (2014) Sleep quality, arousal and pain thresholds in tension-type headache: A blinded controlled polysomnographic study. Cephalalgia
    Vitenskapelig artikkel
  • Blaauw, Brit Andenes; Dyb, Grete; Hagen, Knut; Holmen, Turid Lingaas; Linde, Mattias; Wentzel-Larsen, Tore. (2014) Anxiety, depression and behavioral problems among adolescents with recurrent headache: the Young-HUNT study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Omland, Petter Moe; Uglem, Martin; Engstrøm, Morten; Linde, Mattias; Hagen, Knut; Sand, Trond. (2014) Modulation of visual evoked potentials by high-frequency repetitive transcranial magnetic stimulation in migraineurs. Clinical Neurophysiology
    Vitenskapelig artikkel
  • Uhlig, Benjamin Langsæter; Sand, Trond; Ødegård, Siv Steinsmo; Hagen, Knut. (2014) Prevalence and associated factors of DSM-V insomnia in Norway: The Nord-Trøndelag Health Study (HUNT 3). Sleep Medicine
    Vitenskapelig artikkel
  • HEUCH, INGRID; Heuch, Ivar; Hagen, Knut; Zwart, John-Anker. (2014) Do abnormal serum lipid levels increase the risk of chronic low back pain? The Nord-Trøndelag Health Study. PLOS ONE
    Vitenskapelig artikkel
  • Uhlig, Benjamin Langsæter; Engstrøm, Morten; Ødegård, Siv Steinsmo; Hagen, Knut; Sand, Trond. (2014) Headache and insomnia in population-based epidemiological studies. Cephalalgia
    Vitenskapelig artikkel
  • Stovner, Lars Jacob; Linde, Mattias; Gravdahl, Gøril Bruvik; Tronvik, Erling; Aamodt, Anne Hege ; Sand, Trond. (2014) A comparative study of candesartan versus propranolol for migraine prophylaxis: A randomised, triple-blind, placebo-controlled, double cross-over study. Cephalalgia
    Vitenskapelig artikkel
  • Tronvik, Erling; Sørensen, Torgeir; Linde, Mattias; Bendtsen, Lars; Artto, Ville; Laurell, Katarina. (2014) The relationship between headache and religious attendance (the Nord-Trøndelag health study-HUNT). The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Engstrøm, Morten; Hagen, Knut; Bjørk, Marte Helene; Stovner, Lars Jacob; Sand, Trond. (2014) Sleep quality and arousal in migraine and tension-type headache: The headache-sleep study. Acta Neurologica Scandinavica, Supplementum
    Vitenskapelig artikkel
  • Heuch, Ingrid; Heuch, Ivar; Hagen, Knut; Zwart, John-Anker. (2014) Does high blood pressure reduce the risk of chronic low back pain? The Nord-Trøndelag Health Study. European Journal of Pain
    Vitenskapelig artikkel

2013

  • HEUCH, INGRID; Heuch, Ivar; Hagen, Knut; Zwart, John-Anker. (2013) Body Mass Index as a Risk Factor for Developing Chronic Low Back Pain A Follow-up in the Nord-Trøndelag Health Study. Spine
    Vitenskapelig artikkel
  • Stovner, Lars Jacob; Linde, Mattias; Gravdahl, Gøril Bruvik; Erling, T.; Aamodt, Anne Hege ; Sand, Trond. (2013) Candesartan Versus Propranolol for Migraine Prophylaxis: A Randomized, Triple-Blind, Placebo-Controlled, Double Crossover Study. Cephalalgia
    Sammendrag/abstract
  • Hagen, Knut. (2013) Hodepine og ansiktsmerter. Fagbokforlaget
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hagen, Knut. (2013) Nytt om kronisk daglig hodepine - risikofaktorer og behandling. Skruestikka, medlemsblad for Norges Migreneforbund
    Populærvitenskapelig artikkel
  • Kvalheim, Synnøve Kristin; Sandven, Irene; Hagen, Knut; Zwart, John-Anker. (2013) Smoking as a risk factor for chronic musculoskeletal complaints is influenced by age. The HUNT Study. Pain
    Vitenskapelig artikkel
  • Winsvold, Bendik Kristoffer Slagsvold; Sandven, Irene; Hagen, Knut; Linde, Mattias; Midthjell, Kristian; Zwart, John-Anker. (2013) Migraine, headache and development of metabolic syndrome: An 11-year follow-up in the Nord-Trondelag Health Study (HUNT). Pain
    Vitenskapelig artikkel
  • Engstrøm, Morten; Hagen, Knut; Bjørk, Marte Helene; Gravdahl, Gøril Bruvik; Sand, Trond. (2013) Sleep-related and non-sleep-related migraine: interictal sleep quality, arousals and pain thresholds. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Engstrøm, Morten; Hagen, Knut; Bjørk, Marte Helene; Sand, Trond. (2013) Answer to comment on "sleep quality, arousal and pain thresholds in migraineurs: a blinded controlled polysomnographic study". The Journal of Headache and Pain
    Leserinnlegg
  • Omland, Petter Moe; Uglem, Martin; Engstrøm, Morten; Linde, Mattias; Hagen, Knut; Sand, Trond. (2013) Cortical Modulation Affects Visual Evoked Potentials Differently in Migraineurs Compared to Healthy Controls. Cephalalgia
    Sammendrag/abstract
  • Hagen, Knut. (2013) Midler ved migrene. Fagbokforlaget
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Omland, Petter Moe; Nilsen, Kristian Bernhard; Uglem, Martin; Gravdahl, Gøril Bruvik; Linde, Mattias; Hagen, Knut. (2013) Visual Evoked Potentials in Interictal Migraine: No Confirmation of Abnormal Habituation. Headache
    Vitenskapelig artikkel
  • Ødegård, Siv Steinsmo; Sand, Trond; Engstrøm, Morten; Zwart, John-Anker; Hagen, Knut. (2013) The impact of headache and chronic musculoskeletal complaints on the risk of insomnia: longitudinal data from the Nord-Trondelag health study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Engstrøm, Morten; Hagen, Knut; Bjørk, Marte Helene; Stovner, Lars Jacob; Gravdahl, Gøril Bruvik; Stjern, Marit. (2013) Sleep quality, arousal and pain thresholds in migraineurs: a blinded controlled polysomnographic study. The Journal of Headache and Pain
    Vitenskapelig artikkel

2012

  • Honningsvåg, Lasse-Marius; Linde, Mattias; Håberg, Asta; Stovner, Lars Jacob; Hagen, Knut. (2012) Does health differ between participants and non-participants in the MRI-HUNT study, a population based neuroimaging study? The Nord-Trøndelag health studies 1984-2009. BMC Medical Imaging
    Vitenskapelig artikkel
  • Hagen, Knut. (2012) Nytt om kronisk daglig hodepine - risikofaktorer og behandling. Bestpractice : dialog mellom leger
    Fagartikkel
  • Linde, Mattias; Langnes, Helge Andrè; Hagen, Knut; Bergh, Kåre; Stovner, Lars Jacob. (2012) No increase in headache after previous intracranial infections: a historical cohort study (HUNT). European Journal of Neurology
    Vitenskapelig artikkel
  • Hagen, Knut; Linde, Mattias; Steiner, Timothy J.; Stovner, Lars Jacob; Zwart, John-Anker. (2012) Risk factors for medication-overuse headache: An 11-year follow-up study. The Nord-Trøndelag Health Studies. Pain
    Vitenskapelig artikkel
  • Stovner, Lars Jacob; Tronvik, Erling; Hagen, Knut. (2012) Medikamentell profylakse ved migrene. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Fagartikkel
  • Hagen, Knut; Linde, Mattias; Steiner, Timothy J.; Zwart, John-Anker; Stovner, Lars Jacob. (2012) The bidirectional relationship between headache and chronic musculoskeletal complaints: an 11-year follow-up in the Nord-Trøndelag Health Study (HUNT). European Journal of Neurology
    Vitenskapelig artikkel
  • Jacobsen, Brit Andenes; Dyb, Grete; Hagen, Knut; Holmen, Turid Lingaas; Linde, Mattias; Zwart, John-Anker. (2012) Headache and mental health among adolescents. European Journal of Neurology
    Sammendrag/abstract
  • Ødegård, Siv Steinsmo; Sand, Trond; Engstrøm, Morten; Stovner, Lars Jacob; Zwart, John-Anker; Hagen, Knut. (2012) Headache, chronic musculoskeletal pain and risk of insomnia: longitudinal data from the Nord-Trondelag Health Study. Journal of Sleep Research
    Sammendrag/abstract
  • Engstrom, M; Hagen, Knut; Bjørk, Marte Helene; Stovner, Lars Jacob; Gravdahl, Gøril Bruvik; Stjern, Marit. (2012) Subjective and objective sleep quality related to pain thresholds in tension type headache and controls. Journal of Sleep Research
    Sammendrag/abstract
  • Stovner, Lars Jacob; Tronvik, Erling; Hagen, Knut. (2012) Medikamentell forebygging ved migrene. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig artikkel

2011

  • Ægidius, Karen Lehrmann; Zwart, John-Anker; Hagen, Knut; Dyb, Grete; Holmen, Turid Lingaas; Stovner, Lars Jacob. (2011) Increased headache prevalence in female adolescents and adult women with early menarche. The Head-HUNT Studies. European Journal of Neurology
    Vitenskapelig artikkel
  • Winsvold, Bendik Kristoffer Slagsvold; Hagen, Knut; Aamodt, Anne Hege ; Stovner, Lars Jacob; Holmen, Jostein; Zwart, John-Anker. (2011) Headache, migraine and cardiovascular risk factors: The HUNT study. European Journal of Neurology
    Vitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob. (2011) A randomized controlled trial on medication-overuse headache: outcome after 1 and 4 years. Acta Neurologica Scandinavica
    Vitenskapelig artikkel
  • Bjørk, Marte-Helene; Stovner, Lars Jacob; Hagen, Knut; Sand, Trond. (2011) What initiates a migraine attack? Conclusions from four longitudinal studies of quantitative EEG and steady-state visual-evoked potentials in migraineurs. Acta Neurologica Scandinavica
    Vitenskapelig artikkel
  • Linde, Mattias; Hagen, Knut; Stovner, Lars Jacob. (2011) Botulinum toxin treatment of secondary headaches and cranial neuralgias: a review of evidence. Acta Neurologica Scandinavica, Supplementum
    Vitenskapelig artikkel
  • Linde, Mattias; Hagen, Knut; Salvesen, Øyvind; Gravdahl, Gøril Bruvik; Helde, Grethe; Stovner, Lars Jacob. (2011) Onabotulinum toxin A treatment of cervicogenic headache: A randomised, double-blind, placebo-controlled crossover study. Cephalalgia
    Vitenskapelig artikkel
  • Myran, Rigmor; Hagen, Knut; Svebak, Sven; Nygaard, Øystein Petter; Zwart, John-Anker. (2011) Headache and musculoskeletal complaints among subjects with self reported whiplash injury. The HUNT-2 study. BMC Musculoskeletal Disorders
    Vitenskapelig artikkel
  • Jacobsen, Brit Andenes; Dyb, Grete; Hagen, Knut; Stovner, Lars Jacob; Holmen, Turid Lingaas; Zwart, John-Anker. (2011) The Nord-Trøndelag Health Study shows increased prevalence of primary recurrent headaches among adolescents over a four-year period. Scandinavian Journal of Pain
    Vitenskapelig artikkel
  • Hagen, Knut. (2011) Hodepine etter overforbruk av medikamenter. BestPractice
    Fagartikkel
  • Hagen, Knut; Linde, Mattias; HEUCH, INGRID; Stovner, Lars Jacob; Zwart, John-Anker. (2011) Increasing Prevalence of Chronic Musculoskeletal Complaints. A Large 11-Year Follow-Up in the General Population (HUNT 2 and 3). Pain medicine (Malden, Mass.)
    Vitenskapelig artikkel
  • Stovner, Lars Jacob; Hagen, Knut; Burstein, Rami. (2011) Migraine and Other Pain Disorders. Wiley-Blackwell
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Ødegård, Siv Steinsmo; Sand, Trond; Engstrøm, Morten; Stovner, Lars Jacob; Zwart, John-Anker; Hagen, Knut. (2011) The Long-Term Effect of Insomnia on Primary Headaches: A Prospective Population-Based Cohort Study (HUNT-2 and HUNT-3). Headache
    Vitenskapelig artikkel
  • Tronvik, Erling; Zwart, John-Anker; Hagen, Knut; Dyb, Grete; Holmen, Turid Lingaas; Stovner, Lars Jacob. (2011) Association between blood pressure measures and recurrent headache in adolescents: cross-sectional data from the HUNT-Youth study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Hagen, Knut; Albretsen, Claus; Vilming, Steinar; Salvesen, Rolf; Grønning, Marit; Helde, Grethe. (2011) A 4-year follow-up of patients with medication-overuse headache previously included in a randomized multicentre study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Engstrøm, Morten; Ødegård, Siv Steinsmo; Sand, Trond; Stovner, Lars Jacob; Zwart, John-Anker; Hagen, Knut. (2011) The Reliability of a New Sleep Screening Questionnaire for Large Population-Based Studies: The Third Nord-Trøndelag Health Study. The Open Sleep Journal
    Vitenskapelig artikkel
  • Linde, Mattias; Stovner, Lars Jacob; Zwart, John-Anker; Hagen, Knut. (2011) Time trends in the prevalence of headache disorders. The Nord-Trondelag Health Studies (HUNT 2 and HUNT 3). Cephalalgia
    Vitenskapelig artikkel
  • Bjørk, Marte-Helene; Hagen, Knut; Stovner, Lars Jacob; Sand, Trond. (2011) Photic EEG-driving responses related to ictal phases and trigger sensitivity in migraine: A longitudinal, controlled study. Cephalalgia
    Vitenskapelig artikkel
  • Laurell, Katarina; Artto, Ville; Bendtsen, Lars; Hagen, Knut; Kallela, Mikko; Meyer, Eva Laudon. (2011) Migrainous infarction: a Nordic multicenter study. European Journal of Neurology
    Vitenskapelig artikkel
  • Winsvold, Bendik Kristoffer Slagsvold; Hagen, Knut; Linde, Mattias; Midthjell, Kristian; Zwart, John-Anker. (2011) MIGRAINE WITH AURA AND THE METABOLIC SYNDROME: A PROSPECTIVE HUNT COHORT STUDY. European Journal of Neurology
    Sammendrag/abstract
  • Stovner, Lars Jacob; Hagen, Knut; Tronvik, Erling. (2011) The relationship between BP and pain: The Nord-Trøndelag Health Survey. Advances in Clinical Neuroscience & Rehabilitation
    Vitenskapelig artikkel
  • Jacobsena, Brit A.; Dyb, Grete; Hagen, Knut; Stovner, Lars Jacob; Holmen, Turid L.; Zwart, John-Anker. (2011) The Nord-Trøndelag Health Study shows increased prevalence of primary recurrent headaches among adolescents over a four-year period. Scandinavian Journal of Pain
    Vitenskapelig artikkel

2010

  • Hagen, Knut; Jensen, Rigmor; Bøe, Magne Geir; Stovner, Lars Jacob. (2010) Medication overuse headache: a critical review of end points in recent follow-up studies. The Journal of Headache and Pain
    Vitenskapelig oversiktsartikkel/review
  • Nilsen, Kristian Bernhard; Flaten, Magne Arve; Hagen, Knut; Matre, Dagfinn; Sand, Trond. (2010) Sentralnervesystemets mekanismer for smertehemming. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig oversiktsartikkel/review
  • Anttila, V; Stefansson, H; Kallela, M; Todt, U; Terwindt, GM; Calafato, MS. (2010) Genome-wide association study of migraine implicates a common susceptibility variant on 8q22.1. Nature Genetics
    Vitenskapelig artikkel
  • Kennair, Leif Edward Ottesen; Hagen, K.; Kaasa, H.; Isaksen, L.; Pedersen, L.; Svangtun, S.. (2010) Masculinized bodies (D2:D4 ratio) predict masculine jealousy responses. The Human Behavior and Evolution Society 22nd Annual Meeting
    Sammendrag/abstract
  • Hagen, Knut. (2010) Tester Botox mot hodepine Migrene. Dagbladet
    Leserinnlegg
  • Ægidius, Karen Lehrmann; Zwart, John-Anker; Hagen, Knut; Stovner, Lars Jacob. (2010) The Prevalence of Headache and Migraine in Relation to Sex Hormone Status In Women. Doktoravhandlinger ved NTNU (105)
    Doktorgradsavhandling
  • Hagen, Knut; Zwart, John-Anker; Aamodt, Anne Hege ; Nilsen, Kristian Bernhard; Bråthen, Geir; Helde, Grethe. (2010) The validity of questionnaire-based diagnoses: the third Nord-Trøndelag Health study 2006-2008. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Ødegård, Siv Steinsmo; Engstrøm, Morten; Sand, Trond; Stovner, Lars Jacob; Zwart, John-Anker; Hagen, Knut. (2010) Associations between sleep disturbance and primary headaches: the third Nord-Trondelag Health Study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Heuch, Ingrid; Heuch, Ivar; Hagen, Knut; Zwart, John-Anker. (2010) Associations between serum lipid levels and chronic low back pain. Epidemiology
    Vitenskapelig artikkel
  • Sand, Trond; Nilsen, Kristian Bernhard; Hagen, Knut; Stovner, Lars Jacob. (2010) Repeatability of cold pain and heat pain thresholds: The application of sensory testing in migraine research. Cephalalgia
    Vitenskapelig artikkel
  • Robberstad, Line; Dyb, Grete; Hagen, Knut; Stovner, Lars Jacob; Holmen, Turid Lingaas; Zwart, John-Anker. (2010) An unfavorable lifestyle and recurrent headaches among adolescents: The HUNT study. Neurology
    Vitenskapelig artikkel
  • Heuch, Ingrid; Hagen, Knut; Heuch, Ivar; Nygaard, Øystein Petter; Zwart, John-Anker. (2010) The impact of body mass index on the prevalence of low back pain. The HUNT study. Spine
    Vitenskapelig artikkel
  • Bjørk, Marte Helene; Hagen, Knut; Stovner, Lars Jacob; Sand, Trond. (2010) Photic EEG-driving responses (SSVEPs) are depressed in migraine without aura within a true interictal interval. European Journal of Neurology
    Sammendrag/abstract

2009

  • Stovner, Lars Jacob; Tronvik, Erling; Hagen, Knut. (2009) New drugs for migraine. The Journal of Headache and Pain
    Vitenskapelig oversiktsartikkel/review
  • Hagen, Knut. (2009) Infeksjonsrisiko hos orienteringsløpere. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig oversiktsartikkel/review
  • Stovner, Lars Jacob; Tronvik, Erling; Zwart, John-Anker; Hagen, Knut. (2009) High pulse pressure is associated with a decreased prevalence of headache in adolescents. Cross-sectional data from an epidemiological study. Cephalalgia
    Sammendrag/abstract
  • Ægidius, Karen Lehrmann; Zwart, John-Anker; Hagen, Knut; Stovner, Lars Jacob. (2009) Increased headache prevalence in female adolescents and adult women with early menarche. The Head-HUNT and Head-HUNT youth study. European Journal of Neurology
    Sammendrag/abstract
  • Hagen, Knut; Thoresen, Kari; Stovner, Lars Jacob; Zwart, John-Anker. (2009) High dietary caffeine consumption is associated with a modest increase in headache prevalence: results from the Head-HUNT Study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Ægidius, Karen Lehrmann; Zwart, John-Anker; Hagen, Knut; Stovner, Lars Jacob. (2009) The Effect of Pregnancy and Parity on Headache Prevalence: The Head-HUNT Study. Headache
    Vitenskapelig artikkel
  • Sand, Trond; White, Linda; Hagen, Knut; Stovner, Lars Jacob. (2009) Visual evoked potential and spatial frequency in migraine: a longitudinal study. Acta Neurologica Scandinavica, Supplementum
    Vitenskapelig artikkel
  • Bjørk, Marte Helene; Stovner, Lars Jacob; Engstrøm, Morten; Stjern, Marit; Hagen, Knut; Sand, Trond. (2009) Interictal quantitative EEG in migraine: a blinded controlled study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Hagen, Knut; Albretsen, Claus; Vilming, Steinar; Vilming, ST; Salvesen, Rolf; Gronning, M. (2009) Management of medication overuse headache: 1-year randomized multicentre open-label trial. Cephalalgia
    Vitenskapelig artikkel
  • Bjørk, Marte Helene; Stovner, Lars Jacob; Nilsen, Kristian Bernhard; Stjern, Marit; Hagen, Knut; Sand, Trond. (2009) The occipital alpha rhythm related to the "migraine cycle" and headache burden: a blinded, controlled longitudinal study. Clinical Neurophysiology
    Vitenskapelig artikkel
  • Aegidius, Karen; Zwart, John-Anker; Hagen, Knut; Stovner, Lars Jacob. (2009) The effect of pregnancy and parity on headache prevalence: the Head-HUNT study. Headache
    Vitenskapelig artikkel
  • Varkey, E; Hagen, Knut; Zwart, John-Anker; Linde, Mattias. (2009) Migrænikere er ikke specielt fysisk aktive. MigræneNytt
    Populærvitenskapelig artikkel
  • Hagen, Knut; Thoresen, Kari; Stovner, Lars Jacob; Zwart, John-Anker. (2009) Koffeinhovedpine er som pest eller kolera. Berlingske tidende
    Populærvitenskapelig artikkel
  • Hagen, Knut; Albretsen, Claus; Vilming, Steinar T.; Salvesen, Rolf; Grønning, Marit; Helde, Grethe. (2009) Forebyggende medicin bør startes samtidig med afgiftning. MigræneNytt
    Populærvitenskapelig artikkel
  • Stovner, Lars Jacob; Hagen, Knut. (2009) Hypertension-associated hypalgesia: a clue to the comorbidity of headache and other pain disorders. Acta Neurologica Scandinavica, Supplementum
    Vitenskapelig artikkel
  • Meyer, Eva; Laurell, Katarina; Artto, Ville; Bendtsen, Lars; Linde, Mattias; Kallela, Mikko. (2009) Lateralization in cluster headache: a Nordic multicenter study. The Journal of Headache and Pain
    Vitenskapelig artikkel

2008

  • Hagen, Knut. (2008) Harru Potter´s Headache. Headache
    Leserinnlegg
  • Holthe, H; Werpen, Hanne; Zwart, John-Anker; Hagen, Knut. (2008) Physical activity as a predictor for chronic musculoskeletal complaints: Results from the Nord-Trøndelag Heath Study. BMC Musculoskeletal Disorders
    Vitenskapelig artikkel
  • Holth, Helene Sulutvedt; Werpen, Hanne Kine Buchardt; Zwart, John-Anker; Hagen, Knut. (2008) Physical inactivity is associated with chronic musculoskeletal complaints 11 years later: results from the Nord-Trøndelag Health Study. BMC Musculoskeletal Disorders
    Vitenskapelig artikkel
  • Hoff, Ole; Midthjell, Kristian; Zwart, John-Anker; Hagen, Knut. (2008) The association between diabetes mellitus, glucose, and chronic musculoskeletal complaints. Results from the Nord-Trøndelag Health Study. BMC Musculoskeletal Disorders
    Vitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob; Skorpen, Frank; Pettersen, Elin; Zwart, John-Anker. (2008) COMT genotypes and use of antipsychotic medication: linking population-based prescription database to the HUNT study. Pharmacoepidemiology and Drug Safety
    Vitenskapelig artikkel
  • Varkey, Emma; Hagen, Knut; Zwart, John-Anker; Linde, Matias. (2008) Physical activity and headache: results from the Nord-Trøndelag Health Study (HUNT). Cephalalgia
    Vitenskapelig artikkel
  • Hoff, Ole Martin; Midthjell, Kristian; Zwart, John-Anker; Hagen, Knut. (2008) The association between diabetes mellitus, glucose, and chronic musculoskeletal complaints. Results from the Nord-Trondelag Health Study. BMC Musculoskeletal Disorders
    Vitenskapelig artikkel
  • Sand, Trond; Zhitniy, Nikita; Nilsen, Kristian Bernhard; Helde, Grethe; Hagen, Knut; Stovner, Lars Jacob. (2008) Thermal pain thresholds are decreased in the migraine preattack phase. European Journal of Neurology
    Vitenskapelig artikkel
  • Vankey, Emma; Hagen, Knut; Zwart, John-Anker; Linde, Mattias. (2008) Physical activity and headache: results from the Nord-Trøndelag Health Study (HUNT). Cephalalgia
    Vitenskapelig artikkel
  • Bœkken, Petter; Skorpen, Frank; Stordal, Eystein; Zwart, John-Anker; Hagen, Knut. (2008) Depression and anxiety in relation to catechol-O-methyltransferase Val158Met genotype in the general population: The Nord-Trøndelag Health Study (HUNT). BMC Psychiatry
    Vitenskapelig artikkel
  • Aamodt, Anne Hege ; Stovner, Lars Jacob; Hagen, Knut; Zwart, John-Anker. (2008) Comorbidity of headache and gastrointestinal complaints. The Head-HUNT Study. Cephalalgia
    Vitenskapelig artikkel
  • Hagen, Knut; Zwart, John-Anker; Aamodt, Anne Hege ; Nilsen, Kristian Bernhard; Bråthen, Geir; Helde, Grethe. (2008) A face-to-face interview of participants in HUNT 3: the impact of the screening question on headache prevalence. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Tronvik, Erling; Stovner, Lars Jacob; Hagen, Knut; Holmen, Jostein; Zwart, John-Anker. (2008) Højt boldtryk beskyttter mod migræne. MigræneNytt
    Populærvitenskapelig artikkel
  • Hagen, Knut. (2008) Comprehensive review of headache Medicine. New England Journal of Medicine
    Anmeldelse
  • Bækken, Petter; Skorpen, Frank; Stordal, Eystein; Zwart, John-Anker; Hagen, Knut. (2008) Depression and anxiety in relation to catechol-O-methyltransferase Val158Met genotype in the general population: The Nord-Trøndelag Health Study (HUNT). BMC Psychiatry
    Vitenskapelig artikkel
  • Tronvik, Erling; Stovner, Lars Jacob; Hagen, Knut; Holmen, Jostein; Zwart, John-Anker. (2008) High pulse pressure protects against headache. Prospective and cross-sectional data (HUNT study). Neurology
    Vitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob; Skorpen, Frank; Pettersen, Elin; Zwart, John-Anker. (2008) COMT genotypes and use of antipsychotic medication: linking population-based prescription database to the HUNT study. Pharmacoepidemiology and Drug Safety
    Vitenskapelig artikkel

2007

  • Stovner, Lars Jacob; Hagen, Knut; Jensen, Rigmor; Katsarava, Zaza; Lipton, Richard; Scher, Ann. (2007) The global burden of headache: a documentation of headache prevalence and disability wordwide. Cephalalgia
    Vitenskapelig oversiktsartikkel/review
  • Aamodt, Anne Hege ; Stovner, Lars Jacob; Midthjell, Kristian; Hagen, Knut; Zwart, John-Anker. (2007) Headache prevalence related to diabetes mellitus. The HUNT study. Cephalalgia
    Sammendrag/abstract
  • Hagen, Knut; Albretsen, Claus; Stovner, Lars Jacob; Vilming, Steinar; Salvesen, Rolf; Grønning, Marit. (2007) Management of probable medication-overuse headache: 1-year randomized prospective multicenter trial. Cephalalgia
    Sammendrag/abstract
  • Hagen, Knut; Stovner, Lars Jacob; Skorpen, Frank; Pettersen, Elin; Zwart, John-Anker. (2007) The impact of the Catechol-O-methyltransferase Val158Met polymorhism on survival in the general population -The HUNT study. BMC Medical Genetics
    Vitenskapelig artikkel
  • Ægeidus, Karen; Zwart, John-Anker; Hagen, Knut; Schei, Berit; Stovner, Lars Jacob. (2007) Hormone replacement therapy and headache prevalence in postmenopausal women. The Head-HUNT study. European Journal of Neurology
    Vitenskapelig artikkel
  • Aegidius, Karen; Stovner, Lars Jacob; Hagen, Knut; Zwart, John-Anker; Schei, Berit. (2007) Hormonbehandling efter overgangsalderen og migræne. MigræneNytt
    Populærvitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob; Zwart, John-Anker. (2007) Potentials and pitfalls in analytical headache epidemiological studies - lessions to be learned from the Head-HUNT study. Cephalalgia
    Vitenskapelig artikkel
  • Aamodt, Anne Hege ; Stovner, Lars Jacob; Langhammer, Arnulf; Hagen, Knut; Zwart, John-Anker. (2007) Is headache related to asthma, hay fever, and chronic brochitis? The Head-HUNT study. Headache
    Vitenskapelig artikkel
  • Hagen, Knut; Pettersen, Elin; Stovner, Lars Jacob; Skorpen, Frank; Holmen, Jostein; Zwart, John-Anker. (2007) High Systolic Blood Pressure Is Associated With Val/Val Genotype in the Catechol-O-Methyltransferase Gene The Nord-Trondelag Health Study (HUNT). American Journal of Hypertension
    Vitenskapelig artikkel
  • Aamodt, Anne Hege ; Stovner, Lars Jacob; Midthjell, Kristian; Hagen, Knut; Zwart, John-Anker. (2007) Headache prevalence related to diabetes mellitus. The HUNT study. European Journal of Neurology
    Vitenskapelig artikkel

2006

  • Hagen, Knut; Stovner, Lars Jacob. (2006) Migrenebehandling ved graviditet og amming. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig oversiktsartikkel/review
  • Stovner, Lars Jacob; Zwart, John-Anker; Hagen, Knut; Terwindt, GM; Pascual, J. (2006) Epidemiology of headache in Europe. European Journal of Neurology
    Vitenskapelig oversiktsartikkel/review
  • Bjørk, Marte Helene; Nilsen, BM; Stovner, Lars Jacob; Hagen, Knut; Sand, Trond. (2006) The alpha rhythm in migraine: a longitudinal EEG study. Scotland Clin Neurophysiol
    Sammendrag/abstract
  • Hagen, Knut; Pettersen, Elin; Stovner, Lars Jacob; Skorpen, Frank; Zwart, John-Anker. (2006) The association between headache and Val/Met polymorphism in the Catechol-O-methyltransferase gene. The HUNT Study. The Journal of Headache and Pain
    Sammendrag/abstract
  • Hagen, Knut; Haukland, Marte; Fiane, Ingeborg; Stovner, Lars Jacob; Zwart, John-Anker; Bovim, Gunnar. (2006) Sickness absence is related to headache frequency. The HUNT Study. The Journal of Headache and Pain
    Sammendrag/abstract
  • Zwart, John-Anker; Hagen, Knut; Stovner, Lars Jacob. (2006) Impact of weight increase on headache prevalence. The HUNT Study. The Journal of Headache and Pain
    Sammendrag/abstract
  • Ødegaard, Ketil Joachim; Neckelmann, Dag; Mykletun, Arnstein; Dahl, Alv Andreas; Zwart, John-Anker; Hagen, Knut. (2006) Migraine with and without aura: association with depression and anxiety disorder in a population-based study. The HUNT Study. Cephalalgia
    Vitenskapelig artikkel
  • Hagen, Knut; Svebak, Sven; Zwart, John-Anker. (2006) Incidence of musculoskeletal complaints in a large adult Norwegian county population. The HUNT Study. Spine
    Vitenskapelig artikkel
  • Aamodt, Anne Hege ; Stovner, Lars Jacob; Hagen, Knut; Bråthen, Geir; Zwart, John-Anker. (2006) Headache prevalence related to smoking and alcohol use. The Head-HUNT Study. European Journal of Neurology
    Vitenskapelig artikkel
  • Svebak, Sven; Hagen, Knut; Zwart, John-Anker. (2006) One-year prevalence of chronic musculoskeletal pain in a large adult Norwegian county population: Relations with age and gender - The HUNT Study. Journal of Musculoskeletal Pain
    Vitenskapelig artikkel
  • Stovner, Lars Jacob; Hagen, Knut. (2006) Prevalence, burden, and cost of headache disorders. Current Opinion in Neurology
    Vitenskapelig artikkel
  • Fiane, Ingeborg; Haugland, ME; Stovner, Lars Jacob; Zwart, John-Anker; Hagen, Knut; Bovim, Gunnar. (2006) Sick leave is related to frequencies of migraine and non-migrainous headache - The HUNT study. Cephalalgia
    Vitenskapelig artikkel
  • Hagen, Knut; Pettersen, Elin; Stovner, Lars Jacob; Skorpen, Frank; Zwart, John-Anker. (2006) No association between chronic musculoskeletal complaints and Val158Met polymorphism in the Catechol-O-methyltransferase gene. Hhe HUNT Study. BMC Musculoskeletal Disorders
    Vitenskapelig artikkel
  • Ægidius, Karen Lehrmann; Zwart, John-Anker; Hagen, Knut; Schei, Berit; Stovner, Lars Jacob. (2006) Oral contraceptives and increased headache prevalence - The Head-HUNT Study. Neurology
    Vitenskapelig artikkel
  • Hagen, Knut. (2006) Flervalgsspørsmål er ny eksamensform på medisinstudiet, NTNU. Hvordan få 200 nye spørsmål hvert år?. Seksjon for universitetspedagogikk, Program for lærerutdanning, SVT. NTNU
    Rapport
  • Tronvik, Erling; Stovner, Lars Jacob; Hagen, Knut; Holmen, Jostein; Zwart, John-Anker. (2006) Hypertension-associated hypalgesia. An important mechanism in headache and other pains ?. Oxford University Press
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Aamodt, Anne Hege ; Stovner, Lars Jacob; Langhammer, Arnulf; Hagen, Knut; Zwart, John-Anker. (2006) Is headache related to asthma, hay fever, and chronic bronchitis? The Head-HUNT Study. Headache
    Vitenskapelig artikkel

2005

  • Hagen, Knut. (2005) Sosio-økonomisk status og stoffskifte. Trønder-avisa
    Leserinnlegg
  • Stovner, Lars Jacob; Aamodt, Anne Hege Nymoen; Hagen, Knut; Zwart, John-Anker. (2005) Comorbidity og headache and gastrointestinal complaints. The HUNT study. Cephalalgia
    Sammendrag/abstract
  • Ægidius, K.; Zwart, John-Anker; Hagen, Knut; Schei, Berit; Stovner, Lars Jacob. (2005) Oral contraceptives and increased headache prevalence. The Head-HUNT stuyd. European Journal of Neurology
    Sammendrag/abstract
  • Bjørk, Marte Helene; Zhitny, Nikita Borisovich; Stjern, Marit; Helde, Grethe; Gravdahl, Gøril B.; Stovner, Lars Jacob. (2005) Quantitative electroencephalography (QEEG) in migraine. Cephalalgia
    Sammendrag/abstract
  • Hagen, Knut. (2005) Stoffskifte og muskel- og skjelettplager. Trønder-avisa
    Leserinnlegg
  • Hagen, Knut. (2005) Mindre muskel og skjelettplager ved høyt blodtrykk. Dagens medisin
    Leserinnlegg
  • Hagen, Knut. (2005) Refleksinformasjon. Adresseavisen
    Leserinnlegg
  • Aamodt, Anne Hege Nymoen; Stovner, Lars Jacob; Hagen, Knut; Bråthen, Geir; Zwart, John-Anker. (2005) Tobacco and alcohol use in relation to headache. The Head-HUNT study. Cephalalgia
    Sammendrag/abstract
  • Ægidius, K.; Zwart, John-Anker; Hagen, Knut; Schei, Berit; Stovner, Lars Jacob. (2005) Headache and hormone replacement therapy in postmenopausal women. Prevalence in a large Norwegian population-based survey, 1995 -97. European Journal of Neurology
    Sammendrag/abstract
  • Hagen, Knut; Bjoro, T.; Zwart, John-Anker; Svebak, Sven; Bovim, Gunnar; Stovner, Lars Jacob. (2005) Do high TSH values protect against chronic musculoskeletal complaints? The Nord-Trondelag Health Study (HUNT). Pain
    Vitenskapelig artikkel
  • Hagen, Knut; Zwart, John-Anker; Svebak, Sven; Bovim, Gunnar; Stovner, Lars Jacob. (2005) Low socioeconomic status is associated with chronic musculoskeletal complaints among 46,901 adults in Norway. Scandinavian Journal of Public Health
    Vitenskapelig artikkel
  • Hagen, Knut; Zwart, John-Anker; Holmen, Jostein; Svebak, Sven; Bovim, Gunnar; Stovner, Lars Jacob. (2005) Does hypertension protect against chronic musculoskeletal complaints? The Nord-Trøndelag Healt Study. Archives of Internal Medicine
    Vitenskapelig artikkel

2004

  • Hagen, Knut. (2004) Reducing the burden of headache. Journal of Epidemiology and Community Health
    Anmeldelse
  • Aamodt, Anne Hege Nymoen; Stovner, Lars Jacob; Hagen, Knut; Zwart, John-Anker. (2004) Comorbity of headache and gastrointestinal complaints. The HUNT study. Annual meeting for the Norwegian Neurological Association
    Sammendrag/abstract
  • Zwart, John-Anker; Dyb, Grete; Hagen, Knut; Svebak, Sven; Stovner, Lars Jacob; Holmen, Jostein. (2004) Analgesic overuse among subjects with headache, neck, and low-back pain. Neurology
    Vitenskapelig artikkel
  • Aamodt, Anne Hege Nymoen; Borch-Ionsen, B; Hagen, Knut; Stovner, Lars Jacob; Åsberg, A; Zwart, John-Anker. (2004) Headache prevalence related to haemoglobin and ferritin. Cephalalgia
    Vitenskapelig artikkel
  • Aamodt, AH; Borch-Iohnsen, Berit; Hagen, K; Stovner, LJ; Asberg, A; Zwart, JA. (2004) Headache prevalence related to haemoglobin and ferritin. The HUNT Study. Cephalalgia
    Vitenskapelig artikkel

2003

  • Stovner, Lars Jacob; Hagen, Knut; Vatten, Lars Johan; Zwart, John-Anker; Krogstad, S; Bovim, Gunnar. (2003) Low socio-economic status is associated with increased risk of frequent headache: A prospective study of 22 718 adults in Norway. Oxford University Press
    Vitenskapelig artikkel
  • Hagen, Knut. (2003) Genetiske aspekter ved hodepine. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig artikkel
  • Zwart, John-Anker; Dyb, G; Hagen, Knut; Ødegård, K J; Dahl, Alv A; Bovim, Gunnar. (2003) Anxiety and depression disorders associated with headache frequency. The Nord-Trøndelag Health Study. European Journal of Neurology
    Vitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob; Åsberg, Arne; Thorstensen, Ketil; Bjerve, Kristian S; Hveem, Kristian. (2003) Reply. Annals of Neurology
    Vitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob; Åsberg, Arne; Thorstensen, Ketil; Bjerve, Kristian S; Hveem, Kristian. (2003) Letter (Reply). Annals of Neurology
    Vitenskapelig artikkel
  • Hagen, Knut. (2003) Jakten på årsaker til hodepine. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig artikkel
  • Sand, Trond; Hagen, Knut; Schrader, Harald. (2003) Sleep apnoea and chronic headache. Cephalalgia
    Vitenskapelig artikkel
  • Zwart, John-Anker; Dyb, G; Hagen, Knut; Ødegård, K J; Dahl, Alv A; Bovim, Gunnar. (2003) Anxiety and depression associated with headache frequency. The Nord-Trøndelag Health Study. European Journal of Neurology
    Vitenskapelig artikkel
  • Zwart, John-Anker; Dyb, G; Hagen, Knut; Svebak, Sven; Holmen, Jostein. (2003) Analgesic use, a predictor of chronic pain and medication overuse headache. The head-HUNT Study. Neurology
    Vitenskapelig artikkel
  • Zwart, John-Anker; Hagen, K.; Ødegård, K.J.; Dahl, Alv A; Bovim, Gunnar; Stovner, LJ. (2003) Anxiety disorders and depression associated with headache frequency. The Nord-Trøndelag Health Study. European Journal of Neurology
    Vitenskapelig artikkel
  • Stovner, Lars Jacob; Bovim, Gunnar; Hagen, Knut; Vatten, Lars Johan; Zwart, John-Anker; Krogstad, S. (2003) Low socioeconomic status is associated with increased risk of frequent headache. A prospective study of 22 718 adults i. Oxford University Press In:Olesen J, Steiner TJ, Lipton RB (eds) Reducing the burden of Headache
    Fagbok

2002

  • Hagen, Knut; Einarsen, C; Zwart, John-Anker; Svebak, Sven; Bovim, Gunnar. (2002) Musculoskeletal dicomfort and headache. Head-HUNT - a large population-based study. European Journal of Neurology
    Vitenskapelig artikkel
  • Hagen, Knut; Vatten, Lars Johan; Stovner, Lars Jacob; Zwart, John-Anker; Krokstad, Steinar; Bovim, Gunnar. (2002) Low Socio-economic status is associated with increased risk of frequent headace. Cephalalgia
    Vitenskapelig artikkel
  • Stovner, Lars Jacob; Hagen, Knut; Waage, Anders; Bjerve, Kristian S. (2002) Hereditary haemochromatosis in two cousins with cluster headache. Cephalalgia
    Vitenskapelig artikkel
  • Hagen, Knut. (2002) Head-HUNT.The epidemiology of headache in Nord-Trøndelag. Thesis
    Vitenskapelig artikkel
  • Hagen, Knut; Vatten, Lars Johan; Stovner, Lars Jacob; Zwart, John-Anker; Krogstad, S; Bovim, Gunnar. (2002) Low socioeconomic status is associated with increased risk of frequent headache. A prospective study of 22 718 adults in Norway. Cephalalgia
    Vitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob; Åsberg, Arne; Thorstensen, Ketil; Bjerve, Kristian S; Hveem, Kristian. (2002) High headache prevalence among women with hemochromatosis. The Nord-Trøndelag Health Study. Annals of Neurology
    Vitenskapelig artikkel
  • Hagen, Knut; Einarsen, C; Zwart, John-Anker; Svebak, Sven; Bovim, Gunnar. (2002) The co-occurrence of headache and musculoskeletal symptoms among 51 050 adults in Norway. European Journal of Neurology
    Vitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob; Vatten, Lars Johan; Holmen, Jostein; Zwart, John-Anker; Bovim, Gunnar. (2002) Blood pressure and risk of headache: a prospective study of 22 685 adults in Norway. Journal of Neurology, Neurosurgery and Psychiatry
    Vitenskapelig artikkel
  • Stovner, Lars Jacob; Hagen, Knut; Waage, Anders; Bjerve, Kristian S. (2002) Hereditary hemochromatosis in two cousins with cluster headache. Cephalalgia
    Vitenskapelig artikkel
  • Hagen, Knut. (2002) Head-HUNT: Jakten på årsaker til hodepine. Skrustikka - medlemsblad for Norges migreneforbund
    Populærvitenskapelig artikkel

2001

  • Hagen, Knut; Bjøro, Trine; Zwart, John-Anker; Vatten, Lars Johan; Stovner, Lars Jacob; Bovim, Gunnar. (2001) Low headache prevalence amongst women with high TSH values. Head-HUNT - a large population-based study. European Journal of Neurology
    Vitenskapelig artikkel

2000

  • Hagen, Knut; Zwart, John-Anker; Vatten, Lars Johan; Stovner, Lars Jacob; Bovim, Gunnar. (2000) Head-HUNT : validity and reliability of a headache questionnaire in a large population-based study in Norway. Cephalalgia
    Vitenskapelig artikkel

1999

  • Bay, Ann-Helén; Hagen, K.; Riis, Christian; Sørensen, Roar. (1999) Konkurranseutsetting av velferdsstaten? Konsekvenser av anbudskonkurranser og fritt forbrukervalg. Forskningsrapport, BI (7/1999)
    Rapport
  • Hagen, Knut; Zwart, John-Anker; Vatten, Lars Johan; Stovner, Lars Jacob; Bovim, Gunnar. (1999) Forbruk av ergotamin og sumatriptan i Nord-Trøndelag. Norsk nevrologisk Forening
    Rapport

1998

  • Hagen, Knut; Mellgren, Svein Ivar; Bovim, Gunnar. (1998) Myelinsykdommer med affeksjon av både det sentrale og det perifere nervesystem. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig artikkel
  • Hagen, Knut; Bovim, Gunnar. (1998) Autosomal dominant arvelig hjerneinfarktsykdom. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig artikkel
  • Hagen, Knut; Boman, Helge; Mellgren, Svein Ivar; Lindal, Sigurd; Bovim, Gunnar. (1998) Progressive Central and Peripheral Demyelinating Disease of Adult Onset in a Norwegian Family. Archives of Neurology
    Vitenskapelig artikkel
  • Hagen, Knut; Mellgren, Svein Ivar; Bovim, Gunnar. (1998) Myelinsykdommer med affeksjon av både det sentrale og det perifere nervesystem. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig artikkel
  • Hagen, Knut; Boman, Helge; Mellgren, Svein Ivar; Lindal, Sigurd; Bovim, Gunnar. (1998) Progressive central and peripheral demyelinating disease of adult onset in a Norwegian family. Archives of Neurology
    Vitenskapelig artikkel

1995

  • Underdal, A.; Austgulen, Rigmor; Blegen, K.; Fossan, O.A.; Feilberg, Julie; Hag, K.. (1995) Norges teknisk-naturvitenskapelige universitet (NTNU) : forslag til framtidig faglig organisasjon : innstilling fra et utvalg oppnevnt ved kongelig resolusjon av 27. april 1995. Universitetsforlaget NOU - Norges offentlige utredninger (199)
    Kompendium

Tidsskriftspublikasjoner

  • Faisal, Fahim; Danelakis, Antonios; Bjørk, Marte-Helene; Winsvold, Bendik Kristoffer Slagsvold; Matharu, Manjit; Nachev, Parashkev. (2025) Prediction of new-onset migraine using clinical-genotypic data from the HUNT Study: a machine learning analysis. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Hagen, Knut; Winsvold, Bendik Kristoffer Slagsvold; Bjørk, Marte-Helene; Tronvik, Erling Andreas; Bratterud, Laila Bratterud; Ofte, Hilde Karen. (2024) Oppfølgingen ved ensidig hodepine med autonome symptomer kan bli bedre. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Fagartikkel
  • Giri, Samita; Tronvik, Erling Andreas; Dalen, Håvard; Ellekjær, Hanne; Olsen, Alexander; Hagen, Knut. (2024) Headache disorders and risk of stroke. A register-linked HUNT study. Cephalalgia Reports
    Vitenskapelig artikkel
  • Neverdahl, Jan Petter; Uglem, Martin; Matre, Dagfinn; Nilsen, Kristian Bernhard; Hagen, Knut; Gravdahl, Gøril Bruvik. (2024) Endogenous pain modulation after sleep restriction in migraine: a blinded crossover study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Filosa, James; Omland, Petter Moe; Hagen, Knut; Langsrud, Knut; Engstrøm, Morten; Sand, Trond Halfdan. (2024) Validation of Trøndelag Apnoea Score Proxy for Obstructive Sleep Apnoea in the General Population of Norway: The HUNT Study. Sleep Disorders
    Vitenskapelig artikkel
  • Hagen, Knut. (2024) One-year prevalence of cluster headache, hemicrania continua, paroxysmal hemicrania and SUNCT in Norway: a population-based nationwide registry study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Giri, Samita; Tronvik, Erling Andreas; Dalen, Håvard; Ellekjær, Hanne; Loennechen, Jan Pål; Olsen, Alexander. (2024) Migraine and risk of atrial fibrillation: A 9-year follow-up based on the Trøndelag Health Study. Cephalalgia
    Vitenskapelig artikkel
  • Engstrand, Helene; Revdal, Eline; Argren, Maria Bengtson Argren; Hagen, Knut; Zwart, John Anker Henrik; Brodtkorb, Eylert. (2024) Relationship between migraine and epilepsy in a large population-based cohort: The HUNT Study. European Journal of Neurology
    Vitenskapelig artikkel
  • Heuch, Ingrid; Heuch, Ivar; Hagen, Knut; Zwart, John Anker Henrik. (2024) Overweight and obesity as risk factors for chronic low back pain: a new follow-up in the HUNT Study. BMC Public Health
    Vitenskapelig artikkel
  • Jacobsen, Kaya Kvarme; Børte, Sigrid; Laborie, Lene Bjerke; Kristiansen, Hege; Schäfer, Annette; Martinsen, Amy. (2023) COL11A1 is associated with developmental dysplasia of the hip and secondary osteoarthritis in the HUNT study. Osteoarthritis and Cartilage Open
    Vitenskapelig artikkel
  • Giri, Samita; Tronvik, Erling Andreas; Linde, Anders Mattias; Pedersen, Sindre Andre; Hagen, Knut. (2023) Randomized controlled studies evaluating Topiramate, Botulinum toxin type A, and mABs targeting CGRP in patients with chronic migraine and medication overuse headache: A systematic review and meta-analysis. Cephalalgia
    Vitenskapelig artikkel
  • Heuch, Ingrid; Heuch, Ivar; Hagen, Knut; Storheim, Kjersti; Zwart, John Anker Henrik. (2023) Menopausal hormone therapy, oral contraceptives and risk of chronic low back pain: the HUNT Study. BMC Musculoskeletal Disorders
    Vitenskapelig artikkel
  • Mishra, Aniket; Malik, Rainer; Hachiya, Tsuyoshi; Jürgenson, Tuuli; Namba, Shinichi; Posner, Daniel C.. (2022) Stroke genetics informs drug discovery and risk prediction across ancestries. Nature
    Vitenskapelig artikkel
  • Hautakangas, Heidi; Winsvold, Bendik K S; Ruotsalainen, Sanni; Bjornsdottir, Gyda; Harder, Aster V. E.; Kogelman, Lisette J. A.. (2022) Genome-wide analysis of 102,084 migraine cases identifies 123 risk loci and subtype-specific risk alleles . Nature Genetics
    Vitenskapelig artikkel
  • Mishra, Aniket; Malik, Rainer; Hachiya, Tsuyoshi; Jürgenson, Tuuli; Namba, Shinichi; Posner, Daniel C.. (2022) Publisher Correction: Stroke genetics informs drug discovery and risk prediction across ancestries. Nature
    Errata
  • Bahrami, Shahram; Hindley, Guy Frederick Lanyon; Winsvold, Bendik K S; O'Connell, Kevin Sean; Frei, Oleksandr; Shadrin, Alexey. (2022) Dissecting the shared genetic basis of migraine and mental disorders using novel statistical tools. Brain
    Vitenskapelig artikkel
  • Giri, Samita; Tronvik, Erling Andreas; Hagen, Knut. (2022) The bidirectional temporal relationship between headache and affective disorders: longitudinal data from the HUNT studies. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Giri, Samita; Tronvik, Erling Andreas; Linde, Mattias; Hagen, Knut. (2022) The impact of topiramate, botulinum toxin type A, and CGRP-antibodies on medication overuse headache in patients with chronic migraine: A protocol for systematic review and meta-analysis. Cephalalgia Reports
    Vitenskapelig artikkel
  • Stovner, Lars Jacob; Hagen, Knut; Linde, Mattias; Steiner, Timothy J.. (2022) The global prevalence of headache: an update, with analysis of the influences of methodological factors on prevalence estimates. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Heuch, Ingrid; Heuch, Ivar; Hagen, Knut; Storheim, Kjersti; Zwart, John Anker Henrik. (2022) Does the risk of chronic low back pain depend on age at menarche or menopause? A population-based cross-sectional and cohort study: the Trøndelag Health Study. BMJ Open
    Vitenskapelig artikkel
  • Stovner, Lars Jacob; Hagen, Knut; Tronvik, Erling Andreas; Gravdahl, Gøril Bruvik; Burstein, Rami; Dodick, David W.. (2022) FollowTheSutures: Piloting a new way to administer onabotulinumtoxinA for chronic migraine. Cephalalgia
    Vitenskapelig artikkel
  • Filosa, James; Omland, Petter Moe; Hagen, Knut; Langsrud, Knut; Brenner, Eiliv; Knutsen, Andreas. (2022) Validation of questionnaires for restless legs syndrome in the general population: the Trøndelag Health Study (HUNT). Journal of Sleep Research
    Vitenskapelig artikkel
  • Rahman, Shafiqur; Winsvold, Bendik K S; Chavez, Sergio; Børte, Sigrid; Tsepilov, Vakov; Sharapov, Sodbo Zh. (2021) Genome-wide association study identifies RNF123 locus as associated with chronic widespread musculoskeletal pain. Annals of the Rheumatic Diseases
    Vitenskapelig artikkel
  • Khoury, Samar; Parisien, Marc; Thompson, Scott J.; Vachon-Presseau, Etienne; Roy, Mathieu; Mitchell, Amy. (2021) Genome-wide analysis identifies impaired axonogenesis in chronic overlapping pain conditions. Brain
    Vitenskapelig artikkel
  • Freidin, Maxim B.; Tsepilov, Yakov A.; Stanaway, Ian B.; Meng, Weihua; Hayward, Caroline; Smith, Blair H.. (2021) Sex- and age-specific genetic analysis of chronic back pain. Pain
    Vitenskapelig artikkel
  • Skarpsno, Eivind S.; Nilsen, Tom Ivar Lund; Hagen, Knut; Mork, Paul Jarle. (2021) Long‐term changes in self‐reported sleep quality and risk of chronic musculoskeletal pain: The HUNT Study. Journal of Sleep Research
    Vitenskapelig artikkel
  • Dahl, Astri Grøtan; Havang, Sara; Hagen, Knut. (2021) Reliability of a self-administrated musculoskeletal questionnaire: The fourth Trøndelag health study. Musculoskeletal Science and Practice
    Vitenskapelig artikkel
  • Lyngbakken, Magnus Nakrem; Paulsen, Aksel; Sethupathy, Ashwini; Hesselberg, Øyvind; Grimsgaard, Sameline; Hagen, Knut. (2021) Pragmatiske studier – hva er det?. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig artikkel
  • Zwart, John-Anker; Stovner, Lars Jacob; Linde, Mattias; Hagen, Knut. (2020) Verdien av å følge utbredelsen av hodepine i en befolkning gjennom mer enn 20 år: HUNT2, 3 og 4. Best practice psykiatri /nevrologi
    Populærvitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob; Zwart, John-Anker. (2020) Time trends of major headache diagnoses and predictive factors. Data from three Nord-Trøndelag health surveys. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Heuch, Ingrid; Heuch, Ivar; Hagen, Knut; Storheim, Kjersti; Zwart, John-Anker. (2020) Associations between the number of children, age at childbirths and prevalence of chronic low back pain: the Nord- Trøndelag Health Study. BMC Public Health
    Vitenskapelig artikkel
  • Kristoffersen, Espen Saxhaug; Børte, Sigrid; Hagen, Knut; Zwart, John-Anker; Winsvold, Bendik K S. (2020) Caesarean section and the association with migraine: a retrospective register-linked HUNT population cohort study. BMJ Open
    Vitenskapelig artikkel
  • Børte, Sigrid; Zwart, John-Anker; Skogholt, Anne Heidi; Gabrielsen, Maiken Elvestad; Thomas, Laurent; Fritsche, Lars. (2020) Mitochondrial genome-wide association study of migraine – the HUNT Study . Cephalalgia
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  • Kristoffersen, Espen Saxhaug; Børte, Sigrid; Hagen, Knut; Zwart, John-Anker; Winsvold, Bendik K S. (2020) Migraine, obesity and body fat distribution - a population-based study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob; Zwart, John-Anker. (2020) High sensitivity C-reactive protein and risk of migraine in a 11-year follow-up with data from the Nord-Trøndelag health surveys 2006–2008 and 2017–2019. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Filosa, James; Omland, Petter Moe; Langsrud, Knut; Hagen, Knut; Engstrøm, Morten; Drange, Ole Kristian. (2020) Validation of insomnia questionnaires in the general population: The Nord-Trøndelag Health Study (HUNT). Journal of Sleep Research
    Vitenskapelig artikkel
  • Skarpsno, Eivind S.; Mork, Paul Jarle; Hagen, Knut; Nilsen, Tom Ivar Lund; Marcuzzi, Anna. (2020) Number of Chronic Nighttime Insomnia Symptoms and Risk of Chronic Widespread Pain and Pain-Related Disability: The HUNT Study. Nature and Science of Sleep
    Vitenskapelig artikkel
  • Børte, Sigrid; Zwart, John-Anker; Stensland, Synne; Hagen, Knut; Winsvold, Bendik K S. (2019) Parental migraine in relation to migraine in offspring: Family linkage analyses from the HUNT Study. Cephalalgia
    Vitenskapelig artikkel
  • Hagen, Knut; Hopstock, Laila Arnesdatter; Eggen, Anne Elise; Mathiesen, Ellisiv B.; Nilsen, Kristian Bernhard. (2019) Does insomnia modify the association between C-reactive protein and migraine? The Tromsø Study 2015-2016. Cephalalgia
    Vitenskapelig artikkel
  • Husøy, Andreas Kattem; Håberg, Asta Kristine; Rimol, Lars Morten; Hagen, Knut; Vangberg, Torgil Riise; Stovner, Lars Jacob. (2019) Cerebral cortical dimensions in headache sufferers aged 50-66 years: a population-based imaging study in the Nord-Trondelag Health Study (HUNT-MRI). Pain
    Vitenskapelig artikkel
  • Husøy, Andreas Kattem; Eikenes, Live; Håberg, Asta; Hagen, Knut; Stovner, Lars Jacob. (2019) Diffusion tensor imaging in middle-aged headache sufferers in the general population: A cross-sectional population-based imaging study in the Nord-Trøndelag health study (HUNT-MRI). The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Skarpsno, Eivind S.; Nilsen, Tom Ivar Lund; Sand, Trond; Hagen, Knut; Mork, Paul Jarle. (2019) The joint effect of insomnia symptoms and lifestyle factors on risk of self-reported fibromyalgia in women: longitudinal data from the HUNT Study. BMJ Open
    Vitenskapelig artikkel
  • Aamodt, Anne Hege; Bjørk, Marte-Helene; Alstadhaug, Karl Bjørnar; Eldøen, Guttorm; Dueland, Aud Nome; Poole, Tine. (2019) Praktisk håndtering av hodepine. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig oversiktsartikkel/review
  • Hagen, Knut; Åsberg, Anders Nikolai; Uhlig, Benjamin Langsæter; Tronvik, Erling Andreas; Brenner, Eiliv; Sand, Trond. (2019) The HUNT4 study: the validity of questionnaire-based diagnoses. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Skarpsno, Eivind S.; Nilsen, Tom Ivar Lund; Sand, Trond; Hagen, Knut; Mork, Paul Jarle. (2019) Work-Related Mental Fatigue, Physical Activity and Risk of Insomnia Symptoms: Longitudinal Data from the Norwegian HUNT Study. Behavioral Sleep Medicine
    Vitenskapelig artikkel
  • Heuch, Ingrid; Heuch, Ivar; Hagen, Knut; Sørgjerd, Elin Pettersen; Åsvold, Bjørn Olav; Zwart, John-Anker. (2019) Does diabetes influence the probability of experiencing chronic low back pain? A population-based cohort study: the Nord-Trøndelag Health Study. BMJ Open
    Vitenskapelig artikkel
  • Jenssen, Astrid Bjørke; Stovner, Lars Jacob; Tronvik, Erling Andreas; Sand, Trond; Helde, Grethe; Gravdahl, Gøril Bruvik. (2019) The crossover design for migraine preventives: an analyses of four randomized placebo-controlled trials. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Hagen, Knut. (2019) Validering av spørreskjemabaserte hodepinediagnoser i HUNT-undersøkelsen. Best Practice Psykiatri/Nevrologi
    Populærvitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob; Nilsen, Kristian Bernhard; Kristoffersen, Espen Saxhaug; Winsvold, Bendik K S. (2019) The impact of C-reactive protein levels on headache frequency in the HUNT study 2006-2008. BMC Neurology
    Vitenskapelig artikkel
  • Skarpsno, Eivind S.; Nilsen, Tom Ivar Lund; Sand, Trond; Hagen, Knut; Mork, Paul Jarle. (2018) Physical work exposure, chronic musculoskeletal pain and risk of insomnia: longitudinal data from the HUNT study, Norway. Occupational and Environmental Medicine
    Vitenskapelig artikkel
  • Hagen, Knut; Kristoffersen, Espen Saxhaug; Winsvold, Bendik K S; Stovner, Lars Jacob; Zwart, John-Anker. (2018) Remission of chronic headache: An 11-year follow-up study. Data from the Nord-Trøndelag Health Surveys 1995–1997 and 2006–2008. Cephalalgia
    Vitenskapelig artikkel
  • Uhlig, Benjamin Langsæter; Hagen, Knut; Engstrøm, Morten; Stjern, Marit; Gravdahl, Gøril Bruvik; Sand, Trond. (2018) The relationship between obstructive sleep apnea and insomnia: a population-based cross-sectional polysomnographic study. Sleep Medicine
    Vitenskapelig artikkel
  • HEUCH, INGRID; Heuch, Ivar; Hagen, Knut; Sørgjerd, Elin Pettersen; Åsvold, Bjørn Olav; Zwart, John-Anker. (2018) Is chronic low back pain a risk factor for diabetes? The Nord-Trøndelag Health Study . BMJ Open Diabetes Research & Care
    Vitenskapelig artikkel
  • Åsberg, Anders Nikolai; Hagen, Knut; Stovner, Lars Jacob; HEUCH, INGRID; Zwart, John-Anker; Winsvold, Bendik K S. (2018) Do incident musculoskeletal complaints influence mortality? The Nord-Trøndelag Health study. PLOS ONE
    Vitenskapelig artikkel
  • Honningsvåg, Lasse-Marius; Håberg, Asta; Hagen, Knut; Kvistad, Kjell Arne; Stovner, Lars Jacob; Linde, Mattias. (2018) White matter hyperintensities and headache: A population-based imaging study (HUNT MRI). Cephalalgia
    Vitenskapelig artikkel
  • Hagen, Knut; Åsberg, Anders Nikolai; Stovner, Lars Jacob; Linde, Mattias; Zwart, John-Anker; Winsvold, Bendik K S. (2018) Lifestyle factors and risk of migraine and tension-type headache. Follow-up data from the Nord-Trøndelag Health Surveys 1995-1997 and 2006-2008. Cephalalgia
    Vitenskapelig artikkel
  • Nordhaug, Lena Hoem; Hagen, Knut; Vik, Anne; Stovner, Lars Jacob; Follestad, Turid; Pedersen, Torunn. (2018) Headache following head injury: a population-based longitudinal cohort study (HUNT). The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Hagen, Knut; Åsberg, Anders Nikolai; Uhlig, Benjamin Langsæter; Tronvik, Erling Andreas; Brenner, Eiliv; Stjern, Marit. (2018) The epidemiology of headache disorders: a face-to-face interview of participants in HUNT4. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Husøy, Andreas Kattem; Pintzka, Carl Wolfgang Schøyen; Eikenes, Live; Håberg, Asta; Hagen, Knut; Linde, Mattias. (2018) Volume and shape of subcortical grey matter structures related to headache: A cross-sectional population-based imaging study in the Nord-Trøndelag Health Study. Cephalalgia
    Vitenskapelig artikkel
  • Johnsen, Marianne Bakke; Winsvold, Bendik K S; Børte, Sigrid; Vie, Gunnhild Åberge; Pedersen, Linda Margareth; Storheim, Kjersti. (2018) The causal role of smoking on the risk of headache. A Mendelian randomization analysis in the HUNT Study. European Journal of Neurology
    Vitenskapelig artikkel
  • Uhlig, Benjamin Langsæter; Sand, Trond; Nilsen, Tom Ivar Lund; Mork, Paul Jarle; Hagen, Knut. (2018) Insomnia and risk of chronic musculoskeletal complaints: longitudinal data from the HUNT study, Norway. BMC Musculoskeletal Disorders
    Vitenskapelig artikkel
  • Hagen, Knut; Åsvold, Bjørn Olav; Midthjell, Kristian; Stovner, Lars Jacob; Zwart, John-Anker; Linde, Mattias. (2018) Inverse relationship between type 1 diabetes mellitus and migraine. Data from the Nord-Trøndelag Health Surveys 1995-1997 and 2006-2008. Cephalalgia
    Vitenskapelig artikkel
  • Uglem, Martin; Omland, Petter Moe; Nilsen, Kristian Bernhard; Tronvik, Erling Andreas; Stovner, Lars Jacob; Hagen, Knut. (2017) Does pain sensitivity change by migraine phase? A blinded longitudinal study. Cephalalgia
    Vitenskapelig artikkel
  • HEUCH, INGRID; Heuch, Ivar; Hagen, Knut; Mai, Xiao-Mei; Langhammer, Arnulf; Zwart, John-Anker. (2017) Is there an Association between vitamin D status and risk of chronic low bak pain? A nested case-Control analysis in the Nord-Trøndelag Health Study. BMJ Open
    Vitenskapelig artikkel
  • HEUCH, INGRID; Heuch, Ivar; Hagen, Knut; Zwart, John-Anker. (2017) Physical activity level at work and risk of chronic low back pain: A follow-up in the Nord-Trøndelag Health Study. PLOS ONE
    Vitenskapelig artikkel
  • Skarpsno, Eivind S.; Nilsen, Tom Ivar Lund; Sand, Trond; Hagen, Knut; Mork, Paul Jarle. (2017) Do physical activity and body mass index modify the association between chronic musculoskeletal pain and insomnia? Longitudinal data from the HUNT study, Norway. Journal of Sleep Research
    Vitenskapelig artikkel
  • Hansen, Aleksander Grande; Stovner, Lars Jacob; Hagen, Knut; Helvik, Anne-Sofie; Thorstensen, Wenche Moe; Nordgård, Ståle. (2017) Paranasal sinus opacification in headache sufferers: A population-based imaging study (the HUNT study-MRI). Cephalalgia
    Vitenskapelig artikkel
  • Åsberg, Anders Nikolai; HEUCH, INGRID; Hagen, Knut. (2016) The mortality associated with chronic widespread musculoskeletal complaints: a systematic review of the literature. Musculoskeletal Care
    Vitenskapelig oversiktsartikkel/review
  • Larsen, Joakim Schjølberg; Skaug, Eli-Anne; Wisløff, Ulrik; Ellingsen, Øyvind; Stovner, Lars Jacob; Linde, Mattias. (2016) Migraine and endothelial function: The HUNT3 Study. Cephalalgia
    Vitenskapelig artikkel
  • Åsberg, Anders Nikolai; Stovner, Lars Jacob; Zwart, John-Anker; Winsvold, Bendik K S; HEUCH, INGRID; Hagen, Knut. (2016) Chronic musculoskeletal complaints as a predictor of mortality - The HUNT study. Pain
    Vitenskapelig artikkel
  • HEUCH, INGRID; Heuch, Ivar; Hagen, Knut; Zwart, John-Anker. (2016) Is there a U-shaped relationship between physical activity in leisure time and risk of chronic low back pain? A follow-up in the HUNT Study. BMC Public Health
    Vitenskapelig artikkel
  • Kvalheim, Synnøve Kristin; Sandvik, Leiv; Winsvold, Bendik K S; Hagen, Knut; Zwart, John-Anker. (2016) Early menarche and chronic widespread musculoskeletal complaints- Results from the HUNT study. European Journal of Pain
    Vitenskapelig artikkel
  • Skramm, S; Uluduz, Derja; Gouveia, Raquel Gil; Jensen, Rigmor Højland; Siva, Aksel; Uygunoglu, Ugur. (2016) Headache service quality: evaluation of quality indicators in 14 specialist-care centres. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Nordhaug, Lena Hoem; Vik, Anne; Hagen, Knut; Stovner, Lars Jacob; Pedersen, Torunn; Gravdahl, Gøril Bruvik. (2016) Headaches in patients with previous head injuries: A population-based historical cohort study (HUNT). Cephalalgia
    Vitenskapelig artikkel
  • Honningsvåg, Lasse-Marius; Hagen, Knut; Håberg, Asta; Stovner, Lars Jacob; Linde, Mattias. (2016) Intracranial abnormalities and headache: A population-based imaging study (HUNT MRI). Cephalalgia
    Vitenskapelig artikkel
  • Omland, Petter Moe; Uglem, Martin; Hagen, Knut; Linde, Mattias; Tronvik, Erling Andreas; Sand, Trond. (2016) Visual evoked potentials in migraine: Is the "neurophysiological hallmark" concept still valid?. Clinical Neurophysiology
    Vitenskapelig artikkel
  • Husøy, Andreas Kattem; Indergaard, Marit Kristina; Honningsvåg, Lasse-Marius; Håberg, Asta; Hagen, Knut; Linde, Mattias. (2016) Perivascular spaces and headache: A population-based imaging study (HUNT-MRI). Cephalalgia
    Vitenskapelig artikkel
  • Laurell, Katarina; Arttro, Ville; Bendtsen, Lars; Hagen, Knut; Häggström, Johan; Linde, Mattias. (2016) Premonitory symptoms in migraine: A cross-sectional study in 2714 persons. Cephalalgia
    Vitenskapelig artikkel
  • Uglem, Martin; Omland, Petter Moe; Engstrøm, Morten; Gravdahl, Gøril Bruvik; Linde, Mattias; Hagen, Knut. (2016) Non-invasive cortical modulation of experimental pain in migraine. Clinical Neurophysiology
    Vitenskapelig artikkel
  • Åsberg, Anders Nikolai; Stovner, Lars Jacob; Zwart, John-Anker; Winsvold, Bendik K S; HEUCH, INGRID; Hagen, Knut. (2015) Migraine as a predictor of mortality: The HUNT study. Cephalalgia
    Vitenskapelig artikkel
  • Hagen, Knut; Brenner, Eiliv; Linde, Mattias; Gravdahl, Gøril Bruvik; Tronvik, Erling; Engstrøm, Morten. (2015) Acetyl-l-carnitine versus placebo for migraine prophylaxis: A randomized, triple-blind, crossover study. Cephalalgia
    Vitenskapelig artikkel
  • Røttereng, Ane Karoline Stræte; Bosnes, Ole; Stordal, Eystein; Zwart, John-Anker; Linde, Mattias; Stovner, Lars Jacob. (2015) Headache as a predictor for dementia: The HUNT Study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • HEUCH, INGRID; Heuch, Ivar; Hagen, Knut; Zwart, John-Anker. (2015) A comparison of anthropometric measures for assessing the association between body size and risk of chronic low back pain: The HUNT study. PLOS ONE
    Vitenskapelig artikkel
  • Blaauw, Brit Andenes; Dyb, Grete; Hagen, Knut; Holmen, Turid Lingaas; Linde, Mattias; Wentzel-Larsen, Tore. (2015) The relationship of anxiety, depression and behavioral problems with recurrent headache in late adolescence - a Young-HUNT follow-up study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Fagernæs, Carl Fredrik; HEUCH, INGRID; Zwart, John-Anker; Winsvold, Bendik Kristoffer Slagsvold; Linde, Mattias; Hagen, Knut. (2015) Blood pressure as a risk factor for headache and migraine: A prospective population-based study. European Journal of Neurology
    Vitenskapelig artikkel
  • Hagen, Knut; Wisløff, Ulrik; Ellingsen, Øyvind; Stovner, Lars Jacob; Linde, Mattias. (2015) Headache and peak oxygen uptake: The HUNT3 study. Cephalalgia
    Vitenskapelig artikkel
  • HEUCH, INGRID; Heuch, Ivar; Hagen, Knut; Zwart, John-Anker. (2015) Association between body height and chronic low back pain: a follow-up in the Nord-Trøndelag Health Study. BMJ Open
    Vitenskapelig artikkel
  • Hagen, Knut; Stordal, Eystein; Linde, Mattias; Steiner, Timothy J.; Zwart, John-Anker; Stovner, Lars Jacob. (2014) Headache as a risk factor for dementia: A prospective population-based study. Cephalalgia
    Vitenskapelig artikkel
  • Engstrøm, Morten; Hagen, Knut; Bjørk, Marte Helene; Stovner, Lars Jacob; Stjern, Marit; Sand, Trond. (2014) Sleep quality, arousal and pain thresholds in tension-type headache: A blinded controlled polysomnographic study. Cephalalgia
    Vitenskapelig artikkel
  • Blaauw, Brit Andenes; Dyb, Grete; Hagen, Knut; Holmen, Turid Lingaas; Linde, Mattias; Wentzel-Larsen, Tore. (2014) Anxiety, depression and behavioral problems among adolescents with recurrent headache: the Young-HUNT study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Omland, Petter Moe; Uglem, Martin; Engstrøm, Morten; Linde, Mattias; Hagen, Knut; Sand, Trond. (2014) Modulation of visual evoked potentials by high-frequency repetitive transcranial magnetic stimulation in migraineurs. Clinical Neurophysiology
    Vitenskapelig artikkel
  • Uhlig, Benjamin Langsæter; Sand, Trond; Ødegård, Siv Steinsmo; Hagen, Knut. (2014) Prevalence and associated factors of DSM-V insomnia in Norway: The Nord-Trøndelag Health Study (HUNT 3). Sleep Medicine
    Vitenskapelig artikkel
  • HEUCH, INGRID; Heuch, Ivar; Hagen, Knut; Zwart, John-Anker. (2014) Do abnormal serum lipid levels increase the risk of chronic low back pain? The Nord-Trøndelag Health Study. PLOS ONE
    Vitenskapelig artikkel
  • Uhlig, Benjamin Langsæter; Engstrøm, Morten; Ødegård, Siv Steinsmo; Hagen, Knut; Sand, Trond. (2014) Headache and insomnia in population-based epidemiological studies. Cephalalgia
    Vitenskapelig artikkel
  • Stovner, Lars Jacob; Linde, Mattias; Gravdahl, Gøril Bruvik; Tronvik, Erling; Aamodt, Anne Hege ; Sand, Trond. (2014) A comparative study of candesartan versus propranolol for migraine prophylaxis: A randomised, triple-blind, placebo-controlled, double cross-over study. Cephalalgia
    Vitenskapelig artikkel
  • Tronvik, Erling; Sørensen, Torgeir; Linde, Mattias; Bendtsen, Lars; Artto, Ville; Laurell, Katarina. (2014) The relationship between headache and religious attendance (the Nord-Trøndelag health study-HUNT). The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Engstrøm, Morten; Hagen, Knut; Bjørk, Marte Helene; Stovner, Lars Jacob; Sand, Trond. (2014) Sleep quality and arousal in migraine and tension-type headache: The headache-sleep study. Acta Neurologica Scandinavica, Supplementum
    Vitenskapelig artikkel
  • Heuch, Ingrid; Heuch, Ivar; Hagen, Knut; Zwart, John-Anker. (2014) Does high blood pressure reduce the risk of chronic low back pain? The Nord-Trøndelag Health Study. European Journal of Pain
    Vitenskapelig artikkel
  • HEUCH, INGRID; Heuch, Ivar; Hagen, Knut; Zwart, John-Anker. (2013) Body Mass Index as a Risk Factor for Developing Chronic Low Back Pain A Follow-up in the Nord-Trøndelag Health Study. Spine
    Vitenskapelig artikkel
  • Stovner, Lars Jacob; Linde, Mattias; Gravdahl, Gøril Bruvik; Erling, T.; Aamodt, Anne Hege ; Sand, Trond. (2013) Candesartan Versus Propranolol for Migraine Prophylaxis: A Randomized, Triple-Blind, Placebo-Controlled, Double Crossover Study. Cephalalgia
    Sammendrag/abstract
  • Hagen, Knut. (2013) Nytt om kronisk daglig hodepine - risikofaktorer og behandling. Skruestikka, medlemsblad for Norges Migreneforbund
    Populærvitenskapelig artikkel
  • Kvalheim, Synnøve Kristin; Sandven, Irene; Hagen, Knut; Zwart, John-Anker. (2013) Smoking as a risk factor for chronic musculoskeletal complaints is influenced by age. The HUNT Study. Pain
    Vitenskapelig artikkel
  • Winsvold, Bendik Kristoffer Slagsvold; Sandven, Irene; Hagen, Knut; Linde, Mattias; Midthjell, Kristian; Zwart, John-Anker. (2013) Migraine, headache and development of metabolic syndrome: An 11-year follow-up in the Nord-Trondelag Health Study (HUNT). Pain
    Vitenskapelig artikkel
  • Engstrøm, Morten; Hagen, Knut; Bjørk, Marte Helene; Gravdahl, Gøril Bruvik; Sand, Trond. (2013) Sleep-related and non-sleep-related migraine: interictal sleep quality, arousals and pain thresholds. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Engstrøm, Morten; Hagen, Knut; Bjørk, Marte Helene; Sand, Trond. (2013) Answer to comment on "sleep quality, arousal and pain thresholds in migraineurs: a blinded controlled polysomnographic study". The Journal of Headache and Pain
    Leserinnlegg
  • Omland, Petter Moe; Uglem, Martin; Engstrøm, Morten; Linde, Mattias; Hagen, Knut; Sand, Trond. (2013) Cortical Modulation Affects Visual Evoked Potentials Differently in Migraineurs Compared to Healthy Controls. Cephalalgia
    Sammendrag/abstract
  • Omland, Petter Moe; Nilsen, Kristian Bernhard; Uglem, Martin; Gravdahl, Gøril Bruvik; Linde, Mattias; Hagen, Knut. (2013) Visual Evoked Potentials in Interictal Migraine: No Confirmation of Abnormal Habituation. Headache
    Vitenskapelig artikkel
  • Ødegård, Siv Steinsmo; Sand, Trond; Engstrøm, Morten; Zwart, John-Anker; Hagen, Knut. (2013) The impact of headache and chronic musculoskeletal complaints on the risk of insomnia: longitudinal data from the Nord-Trondelag health study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Engstrøm, Morten; Hagen, Knut; Bjørk, Marte Helene; Stovner, Lars Jacob; Gravdahl, Gøril Bruvik; Stjern, Marit. (2013) Sleep quality, arousal and pain thresholds in migraineurs: a blinded controlled polysomnographic study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Honningsvåg, Lasse-Marius; Linde, Mattias; Håberg, Asta; Stovner, Lars Jacob; Hagen, Knut. (2012) Does health differ between participants and non-participants in the MRI-HUNT study, a population based neuroimaging study? The Nord-Trøndelag health studies 1984-2009. BMC Medical Imaging
    Vitenskapelig artikkel
  • Hagen, Knut. (2012) Nytt om kronisk daglig hodepine - risikofaktorer og behandling. Bestpractice : dialog mellom leger
    Fagartikkel
  • Linde, Mattias; Langnes, Helge Andrè; Hagen, Knut; Bergh, Kåre; Stovner, Lars Jacob. (2012) No increase in headache after previous intracranial infections: a historical cohort study (HUNT). European Journal of Neurology
    Vitenskapelig artikkel
  • Hagen, Knut; Linde, Mattias; Steiner, Timothy J.; Stovner, Lars Jacob; Zwart, John-Anker. (2012) Risk factors for medication-overuse headache: An 11-year follow-up study. The Nord-Trøndelag Health Studies. Pain
    Vitenskapelig artikkel
  • Stovner, Lars Jacob; Tronvik, Erling; Hagen, Knut. (2012) Medikamentell profylakse ved migrene. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Fagartikkel
  • Hagen, Knut; Linde, Mattias; Steiner, Timothy J.; Zwart, John-Anker; Stovner, Lars Jacob. (2012) The bidirectional relationship between headache and chronic musculoskeletal complaints: an 11-year follow-up in the Nord-Trøndelag Health Study (HUNT). European Journal of Neurology
    Vitenskapelig artikkel
  • Jacobsen, Brit Andenes; Dyb, Grete; Hagen, Knut; Holmen, Turid Lingaas; Linde, Mattias; Zwart, John-Anker. (2012) Headache and mental health among adolescents. European Journal of Neurology
    Sammendrag/abstract
  • Ødegård, Siv Steinsmo; Sand, Trond; Engstrøm, Morten; Stovner, Lars Jacob; Zwart, John-Anker; Hagen, Knut. (2012) Headache, chronic musculoskeletal pain and risk of insomnia: longitudinal data from the Nord-Trondelag Health Study. Journal of Sleep Research
    Sammendrag/abstract
  • Engstrom, M; Hagen, Knut; Bjørk, Marte Helene; Stovner, Lars Jacob; Gravdahl, Gøril Bruvik; Stjern, Marit. (2012) Subjective and objective sleep quality related to pain thresholds in tension type headache and controls. Journal of Sleep Research
    Sammendrag/abstract
  • Stovner, Lars Jacob; Tronvik, Erling; Hagen, Knut. (2012) Medikamentell forebygging ved migrene. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig artikkel
  • Ægidius, Karen Lehrmann; Zwart, John-Anker; Hagen, Knut; Dyb, Grete; Holmen, Turid Lingaas; Stovner, Lars Jacob. (2011) Increased headache prevalence in female adolescents and adult women with early menarche. The Head-HUNT Studies. European Journal of Neurology
    Vitenskapelig artikkel
  • Winsvold, Bendik Kristoffer Slagsvold; Hagen, Knut; Aamodt, Anne Hege ; Stovner, Lars Jacob; Holmen, Jostein; Zwart, John-Anker. (2011) Headache, migraine and cardiovascular risk factors: The HUNT study. European Journal of Neurology
    Vitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob. (2011) A randomized controlled trial on medication-overuse headache: outcome after 1 and 4 years. Acta Neurologica Scandinavica
    Vitenskapelig artikkel
  • Bjørk, Marte-Helene; Stovner, Lars Jacob; Hagen, Knut; Sand, Trond. (2011) What initiates a migraine attack? Conclusions from four longitudinal studies of quantitative EEG and steady-state visual-evoked potentials in migraineurs. Acta Neurologica Scandinavica
    Vitenskapelig artikkel
  • Linde, Mattias; Hagen, Knut; Stovner, Lars Jacob. (2011) Botulinum toxin treatment of secondary headaches and cranial neuralgias: a review of evidence. Acta Neurologica Scandinavica, Supplementum
    Vitenskapelig artikkel
  • Linde, Mattias; Hagen, Knut; Salvesen, Øyvind; Gravdahl, Gøril Bruvik; Helde, Grethe; Stovner, Lars Jacob. (2011) Onabotulinum toxin A treatment of cervicogenic headache: A randomised, double-blind, placebo-controlled crossover study. Cephalalgia
    Vitenskapelig artikkel
  • Myran, Rigmor; Hagen, Knut; Svebak, Sven; Nygaard, Øystein Petter; Zwart, John-Anker. (2011) Headache and musculoskeletal complaints among subjects with self reported whiplash injury. The HUNT-2 study. BMC Musculoskeletal Disorders
    Vitenskapelig artikkel
  • Jacobsen, Brit Andenes; Dyb, Grete; Hagen, Knut; Stovner, Lars Jacob; Holmen, Turid Lingaas; Zwart, John-Anker. (2011) The Nord-Trøndelag Health Study shows increased prevalence of primary recurrent headaches among adolescents over a four-year period. Scandinavian Journal of Pain
    Vitenskapelig artikkel
  • Hagen, Knut. (2011) Hodepine etter overforbruk av medikamenter. BestPractice
    Fagartikkel
  • Hagen, Knut; Linde, Mattias; HEUCH, INGRID; Stovner, Lars Jacob; Zwart, John-Anker. (2011) Increasing Prevalence of Chronic Musculoskeletal Complaints. A Large 11-Year Follow-Up in the General Population (HUNT 2 and 3). Pain medicine (Malden, Mass.)
    Vitenskapelig artikkel
  • Ødegård, Siv Steinsmo; Sand, Trond; Engstrøm, Morten; Stovner, Lars Jacob; Zwart, John-Anker; Hagen, Knut. (2011) The Long-Term Effect of Insomnia on Primary Headaches: A Prospective Population-Based Cohort Study (HUNT-2 and HUNT-3). Headache
    Vitenskapelig artikkel
  • Tronvik, Erling; Zwart, John-Anker; Hagen, Knut; Dyb, Grete; Holmen, Turid Lingaas; Stovner, Lars Jacob. (2011) Association between blood pressure measures and recurrent headache in adolescents: cross-sectional data from the HUNT-Youth study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Hagen, Knut; Albretsen, Claus; Vilming, Steinar; Salvesen, Rolf; Grønning, Marit; Helde, Grethe. (2011) A 4-year follow-up of patients with medication-overuse headache previously included in a randomized multicentre study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Engstrøm, Morten; Ødegård, Siv Steinsmo; Sand, Trond; Stovner, Lars Jacob; Zwart, John-Anker; Hagen, Knut. (2011) The Reliability of a New Sleep Screening Questionnaire for Large Population-Based Studies: The Third Nord-Trøndelag Health Study. The Open Sleep Journal
    Vitenskapelig artikkel
  • Linde, Mattias; Stovner, Lars Jacob; Zwart, John-Anker; Hagen, Knut. (2011) Time trends in the prevalence of headache disorders. The Nord-Trondelag Health Studies (HUNT 2 and HUNT 3). Cephalalgia
    Vitenskapelig artikkel
  • Bjørk, Marte-Helene; Hagen, Knut; Stovner, Lars Jacob; Sand, Trond. (2011) Photic EEG-driving responses related to ictal phases and trigger sensitivity in migraine: A longitudinal, controlled study. Cephalalgia
    Vitenskapelig artikkel
  • Laurell, Katarina; Artto, Ville; Bendtsen, Lars; Hagen, Knut; Kallela, Mikko; Meyer, Eva Laudon. (2011) Migrainous infarction: a Nordic multicenter study. European Journal of Neurology
    Vitenskapelig artikkel
  • Winsvold, Bendik Kristoffer Slagsvold; Hagen, Knut; Linde, Mattias; Midthjell, Kristian; Zwart, John-Anker. (2011) MIGRAINE WITH AURA AND THE METABOLIC SYNDROME: A PROSPECTIVE HUNT COHORT STUDY. European Journal of Neurology
    Sammendrag/abstract
  • Stovner, Lars Jacob; Hagen, Knut; Tronvik, Erling. (2011) The relationship between BP and pain: The Nord-Trøndelag Health Survey. Advances in Clinical Neuroscience & Rehabilitation
    Vitenskapelig artikkel
  • Jacobsena, Brit A.; Dyb, Grete; Hagen, Knut; Stovner, Lars Jacob; Holmen, Turid L.; Zwart, John-Anker. (2011) The Nord-Trøndelag Health Study shows increased prevalence of primary recurrent headaches among adolescents over a four-year period. Scandinavian Journal of Pain
    Vitenskapelig artikkel
  • Hagen, Knut; Jensen, Rigmor; Bøe, Magne Geir; Stovner, Lars Jacob. (2010) Medication overuse headache: a critical review of end points in recent follow-up studies. The Journal of Headache and Pain
    Vitenskapelig oversiktsartikkel/review
  • Nilsen, Kristian Bernhard; Flaten, Magne Arve; Hagen, Knut; Matre, Dagfinn; Sand, Trond. (2010) Sentralnervesystemets mekanismer for smertehemming. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig oversiktsartikkel/review
  • Anttila, V; Stefansson, H; Kallela, M; Todt, U; Terwindt, GM; Calafato, MS. (2010) Genome-wide association study of migraine implicates a common susceptibility variant on 8q22.1. Nature Genetics
    Vitenskapelig artikkel
  • Kennair, Leif Edward Ottesen; Hagen, K.; Kaasa, H.; Isaksen, L.; Pedersen, L.; Svangtun, S.. (2010) Masculinized bodies (D2:D4 ratio) predict masculine jealousy responses. The Human Behavior and Evolution Society 22nd Annual Meeting
    Sammendrag/abstract
  • Hagen, Knut. (2010) Tester Botox mot hodepine Migrene. Dagbladet
    Leserinnlegg
  • Hagen, Knut; Zwart, John-Anker; Aamodt, Anne Hege ; Nilsen, Kristian Bernhard; Bråthen, Geir; Helde, Grethe. (2010) The validity of questionnaire-based diagnoses: the third Nord-Trøndelag Health study 2006-2008. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Ødegård, Siv Steinsmo; Engstrøm, Morten; Sand, Trond; Stovner, Lars Jacob; Zwart, John-Anker; Hagen, Knut. (2010) Associations between sleep disturbance and primary headaches: the third Nord-Trondelag Health Study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Heuch, Ingrid; Heuch, Ivar; Hagen, Knut; Zwart, John-Anker. (2010) Associations between serum lipid levels and chronic low back pain. Epidemiology
    Vitenskapelig artikkel
  • Sand, Trond; Nilsen, Kristian Bernhard; Hagen, Knut; Stovner, Lars Jacob. (2010) Repeatability of cold pain and heat pain thresholds: The application of sensory testing in migraine research. Cephalalgia
    Vitenskapelig artikkel
  • Robberstad, Line; Dyb, Grete; Hagen, Knut; Stovner, Lars Jacob; Holmen, Turid Lingaas; Zwart, John-Anker. (2010) An unfavorable lifestyle and recurrent headaches among adolescents: The HUNT study. Neurology
    Vitenskapelig artikkel
  • Heuch, Ingrid; Hagen, Knut; Heuch, Ivar; Nygaard, Øystein Petter; Zwart, John-Anker. (2010) The impact of body mass index on the prevalence of low back pain. The HUNT study. Spine
    Vitenskapelig artikkel
  • Bjørk, Marte Helene; Hagen, Knut; Stovner, Lars Jacob; Sand, Trond. (2010) Photic EEG-driving responses (SSVEPs) are depressed in migraine without aura within a true interictal interval. European Journal of Neurology
    Sammendrag/abstract
  • Stovner, Lars Jacob; Tronvik, Erling; Hagen, Knut. (2009) New drugs for migraine. The Journal of Headache and Pain
    Vitenskapelig oversiktsartikkel/review
  • Hagen, Knut. (2009) Infeksjonsrisiko hos orienteringsløpere. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig oversiktsartikkel/review
  • Stovner, Lars Jacob; Tronvik, Erling; Zwart, John-Anker; Hagen, Knut. (2009) High pulse pressure is associated with a decreased prevalence of headache in adolescents. Cross-sectional data from an epidemiological study. Cephalalgia
    Sammendrag/abstract
  • Ægidius, Karen Lehrmann; Zwart, John-Anker; Hagen, Knut; Stovner, Lars Jacob. (2009) Increased headache prevalence in female adolescents and adult women with early menarche. The Head-HUNT and Head-HUNT youth study. European Journal of Neurology
    Sammendrag/abstract
  • Hagen, Knut; Thoresen, Kari; Stovner, Lars Jacob; Zwart, John-Anker. (2009) High dietary caffeine consumption is associated with a modest increase in headache prevalence: results from the Head-HUNT Study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Ægidius, Karen Lehrmann; Zwart, John-Anker; Hagen, Knut; Stovner, Lars Jacob. (2009) The Effect of Pregnancy and Parity on Headache Prevalence: The Head-HUNT Study. Headache
    Vitenskapelig artikkel
  • Sand, Trond; White, Linda; Hagen, Knut; Stovner, Lars Jacob. (2009) Visual evoked potential and spatial frequency in migraine: a longitudinal study. Acta Neurologica Scandinavica, Supplementum
    Vitenskapelig artikkel
  • Bjørk, Marte Helene; Stovner, Lars Jacob; Engstrøm, Morten; Stjern, Marit; Hagen, Knut; Sand, Trond. (2009) Interictal quantitative EEG in migraine: a blinded controlled study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Hagen, Knut; Albretsen, Claus; Vilming, Steinar; Vilming, ST; Salvesen, Rolf; Gronning, M. (2009) Management of medication overuse headache: 1-year randomized multicentre open-label trial. Cephalalgia
    Vitenskapelig artikkel
  • Bjørk, Marte Helene; Stovner, Lars Jacob; Nilsen, Kristian Bernhard; Stjern, Marit; Hagen, Knut; Sand, Trond. (2009) The occipital alpha rhythm related to the "migraine cycle" and headache burden: a blinded, controlled longitudinal study. Clinical Neurophysiology
    Vitenskapelig artikkel
  • Aegidius, Karen; Zwart, John-Anker; Hagen, Knut; Stovner, Lars Jacob. (2009) The effect of pregnancy and parity on headache prevalence: the Head-HUNT study. Headache
    Vitenskapelig artikkel
  • Varkey, E; Hagen, Knut; Zwart, John-Anker; Linde, Mattias. (2009) Migrænikere er ikke specielt fysisk aktive. MigræneNytt
    Populærvitenskapelig artikkel
  • Hagen, Knut; Thoresen, Kari; Stovner, Lars Jacob; Zwart, John-Anker. (2009) Koffeinhovedpine er som pest eller kolera. Berlingske tidende
    Populærvitenskapelig artikkel
  • Hagen, Knut; Albretsen, Claus; Vilming, Steinar T.; Salvesen, Rolf; Grønning, Marit; Helde, Grethe. (2009) Forebyggende medicin bør startes samtidig med afgiftning. MigræneNytt
    Populærvitenskapelig artikkel
  • Stovner, Lars Jacob; Hagen, Knut. (2009) Hypertension-associated hypalgesia: a clue to the comorbidity of headache and other pain disorders. Acta Neurologica Scandinavica, Supplementum
    Vitenskapelig artikkel
  • Meyer, Eva; Laurell, Katarina; Artto, Ville; Bendtsen, Lars; Linde, Mattias; Kallela, Mikko. (2009) Lateralization in cluster headache: a Nordic multicenter study. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Hagen, Knut. (2008) Harru Potter´s Headache. Headache
    Leserinnlegg
  • Holthe, H; Werpen, Hanne; Zwart, John-Anker; Hagen, Knut. (2008) Physical activity as a predictor for chronic musculoskeletal complaints: Results from the Nord-Trøndelag Heath Study. BMC Musculoskeletal Disorders
    Vitenskapelig artikkel
  • Holth, Helene Sulutvedt; Werpen, Hanne Kine Buchardt; Zwart, John-Anker; Hagen, Knut. (2008) Physical inactivity is associated with chronic musculoskeletal complaints 11 years later: results from the Nord-Trøndelag Health Study. BMC Musculoskeletal Disorders
    Vitenskapelig artikkel
  • Hoff, Ole; Midthjell, Kristian; Zwart, John-Anker; Hagen, Knut. (2008) The association between diabetes mellitus, glucose, and chronic musculoskeletal complaints. Results from the Nord-Trøndelag Health Study. BMC Musculoskeletal Disorders
    Vitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob; Skorpen, Frank; Pettersen, Elin; Zwart, John-Anker. (2008) COMT genotypes and use of antipsychotic medication: linking population-based prescription database to the HUNT study. Pharmacoepidemiology and Drug Safety
    Vitenskapelig artikkel
  • Varkey, Emma; Hagen, Knut; Zwart, John-Anker; Linde, Matias. (2008) Physical activity and headache: results from the Nord-Trøndelag Health Study (HUNT). Cephalalgia
    Vitenskapelig artikkel
  • Hoff, Ole Martin; Midthjell, Kristian; Zwart, John-Anker; Hagen, Knut. (2008) The association between diabetes mellitus, glucose, and chronic musculoskeletal complaints. Results from the Nord-Trondelag Health Study. BMC Musculoskeletal Disorders
    Vitenskapelig artikkel
  • Sand, Trond; Zhitniy, Nikita; Nilsen, Kristian Bernhard; Helde, Grethe; Hagen, Knut; Stovner, Lars Jacob. (2008) Thermal pain thresholds are decreased in the migraine preattack phase. European Journal of Neurology
    Vitenskapelig artikkel
  • Vankey, Emma; Hagen, Knut; Zwart, John-Anker; Linde, Mattias. (2008) Physical activity and headache: results from the Nord-Trøndelag Health Study (HUNT). Cephalalgia
    Vitenskapelig artikkel
  • Bœkken, Petter; Skorpen, Frank; Stordal, Eystein; Zwart, John-Anker; Hagen, Knut. (2008) Depression and anxiety in relation to catechol-O-methyltransferase Val158Met genotype in the general population: The Nord-Trøndelag Health Study (HUNT). BMC Psychiatry
    Vitenskapelig artikkel
  • Aamodt, Anne Hege ; Stovner, Lars Jacob; Hagen, Knut; Zwart, John-Anker. (2008) Comorbidity of headache and gastrointestinal complaints. The Head-HUNT Study. Cephalalgia
    Vitenskapelig artikkel
  • Hagen, Knut; Zwart, John-Anker; Aamodt, Anne Hege ; Nilsen, Kristian Bernhard; Bråthen, Geir; Helde, Grethe. (2008) A face-to-face interview of participants in HUNT 3: the impact of the screening question on headache prevalence. The Journal of Headache and Pain
    Vitenskapelig artikkel
  • Tronvik, Erling; Stovner, Lars Jacob; Hagen, Knut; Holmen, Jostein; Zwart, John-Anker. (2008) Højt boldtryk beskyttter mod migræne. MigræneNytt
    Populærvitenskapelig artikkel
  • Hagen, Knut. (2008) Comprehensive review of headache Medicine. New England Journal of Medicine
    Anmeldelse
  • Bækken, Petter; Skorpen, Frank; Stordal, Eystein; Zwart, John-Anker; Hagen, Knut. (2008) Depression and anxiety in relation to catechol-O-methyltransferase Val158Met genotype in the general population: The Nord-Trøndelag Health Study (HUNT). BMC Psychiatry
    Vitenskapelig artikkel
  • Tronvik, Erling; Stovner, Lars Jacob; Hagen, Knut; Holmen, Jostein; Zwart, John-Anker. (2008) High pulse pressure protects against headache. Prospective and cross-sectional data (HUNT study). Neurology
    Vitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob; Skorpen, Frank; Pettersen, Elin; Zwart, John-Anker. (2008) COMT genotypes and use of antipsychotic medication: linking population-based prescription database to the HUNT study. Pharmacoepidemiology and Drug Safety
    Vitenskapelig artikkel
  • Stovner, Lars Jacob; Hagen, Knut; Jensen, Rigmor; Katsarava, Zaza; Lipton, Richard; Scher, Ann. (2007) The global burden of headache: a documentation of headache prevalence and disability wordwide. Cephalalgia
    Vitenskapelig oversiktsartikkel/review
  • Aamodt, Anne Hege ; Stovner, Lars Jacob; Midthjell, Kristian; Hagen, Knut; Zwart, John-Anker. (2007) Headache prevalence related to diabetes mellitus. The HUNT study. Cephalalgia
    Sammendrag/abstract
  • Hagen, Knut; Albretsen, Claus; Stovner, Lars Jacob; Vilming, Steinar; Salvesen, Rolf; Grønning, Marit. (2007) Management of probable medication-overuse headache: 1-year randomized prospective multicenter trial. Cephalalgia
    Sammendrag/abstract
  • Hagen, Knut; Stovner, Lars Jacob; Skorpen, Frank; Pettersen, Elin; Zwart, John-Anker. (2007) The impact of the Catechol-O-methyltransferase Val158Met polymorhism on survival in the general population -The HUNT study. BMC Medical Genetics
    Vitenskapelig artikkel
  • Ægeidus, Karen; Zwart, John-Anker; Hagen, Knut; Schei, Berit; Stovner, Lars Jacob. (2007) Hormone replacement therapy and headache prevalence in postmenopausal women. The Head-HUNT study. European Journal of Neurology
    Vitenskapelig artikkel
  • Aegidius, Karen; Stovner, Lars Jacob; Hagen, Knut; Zwart, John-Anker; Schei, Berit. (2007) Hormonbehandling efter overgangsalderen og migræne. MigræneNytt
    Populærvitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob; Zwart, John-Anker. (2007) Potentials and pitfalls in analytical headache epidemiological studies - lessions to be learned from the Head-HUNT study. Cephalalgia
    Vitenskapelig artikkel
  • Aamodt, Anne Hege ; Stovner, Lars Jacob; Langhammer, Arnulf; Hagen, Knut; Zwart, John-Anker. (2007) Is headache related to asthma, hay fever, and chronic brochitis? The Head-HUNT study. Headache
    Vitenskapelig artikkel
  • Hagen, Knut; Pettersen, Elin; Stovner, Lars Jacob; Skorpen, Frank; Holmen, Jostein; Zwart, John-Anker. (2007) High Systolic Blood Pressure Is Associated With Val/Val Genotype in the Catechol-O-Methyltransferase Gene The Nord-Trondelag Health Study (HUNT). American Journal of Hypertension
    Vitenskapelig artikkel
  • Aamodt, Anne Hege ; Stovner, Lars Jacob; Midthjell, Kristian; Hagen, Knut; Zwart, John-Anker. (2007) Headache prevalence related to diabetes mellitus. The HUNT study. European Journal of Neurology
    Vitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob. (2006) Migrenebehandling ved graviditet og amming. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig oversiktsartikkel/review
  • Stovner, Lars Jacob; Zwart, John-Anker; Hagen, Knut; Terwindt, GM; Pascual, J. (2006) Epidemiology of headache in Europe. European Journal of Neurology
    Vitenskapelig oversiktsartikkel/review
  • Bjørk, Marte Helene; Nilsen, BM; Stovner, Lars Jacob; Hagen, Knut; Sand, Trond. (2006) The alpha rhythm in migraine: a longitudinal EEG study. Scotland Clin Neurophysiol
    Sammendrag/abstract
  • Hagen, Knut; Pettersen, Elin; Stovner, Lars Jacob; Skorpen, Frank; Zwart, John-Anker. (2006) The association between headache and Val/Met polymorphism in the Catechol-O-methyltransferase gene. The HUNT Study. The Journal of Headache and Pain
    Sammendrag/abstract
  • Hagen, Knut; Haukland, Marte; Fiane, Ingeborg; Stovner, Lars Jacob; Zwart, John-Anker; Bovim, Gunnar. (2006) Sickness absence is related to headache frequency. The HUNT Study. The Journal of Headache and Pain
    Sammendrag/abstract
  • Zwart, John-Anker; Hagen, Knut; Stovner, Lars Jacob. (2006) Impact of weight increase on headache prevalence. The HUNT Study. The Journal of Headache and Pain
    Sammendrag/abstract
  • Ødegaard, Ketil Joachim; Neckelmann, Dag; Mykletun, Arnstein; Dahl, Alv Andreas; Zwart, John-Anker; Hagen, Knut. (2006) Migraine with and without aura: association with depression and anxiety disorder in a population-based study. The HUNT Study. Cephalalgia
    Vitenskapelig artikkel
  • Hagen, Knut; Svebak, Sven; Zwart, John-Anker. (2006) Incidence of musculoskeletal complaints in a large adult Norwegian county population. The HUNT Study. Spine
    Vitenskapelig artikkel
  • Aamodt, Anne Hege ; Stovner, Lars Jacob; Hagen, Knut; Bråthen, Geir; Zwart, John-Anker. (2006) Headache prevalence related to smoking and alcohol use. The Head-HUNT Study. European Journal of Neurology
    Vitenskapelig artikkel
  • Svebak, Sven; Hagen, Knut; Zwart, John-Anker. (2006) One-year prevalence of chronic musculoskeletal pain in a large adult Norwegian county population: Relations with age and gender - The HUNT Study. Journal of Musculoskeletal Pain
    Vitenskapelig artikkel
  • Stovner, Lars Jacob; Hagen, Knut. (2006) Prevalence, burden, and cost of headache disorders. Current Opinion in Neurology
    Vitenskapelig artikkel
  • Fiane, Ingeborg; Haugland, ME; Stovner, Lars Jacob; Zwart, John-Anker; Hagen, Knut; Bovim, Gunnar. (2006) Sick leave is related to frequencies of migraine and non-migrainous headache - The HUNT study. Cephalalgia
    Vitenskapelig artikkel
  • Hagen, Knut; Pettersen, Elin; Stovner, Lars Jacob; Skorpen, Frank; Zwart, John-Anker. (2006) No association between chronic musculoskeletal complaints and Val158Met polymorphism in the Catechol-O-methyltransferase gene. Hhe HUNT Study. BMC Musculoskeletal Disorders
    Vitenskapelig artikkel
  • Ægidius, Karen Lehrmann; Zwart, John-Anker; Hagen, Knut; Schei, Berit; Stovner, Lars Jacob. (2006) Oral contraceptives and increased headache prevalence - The Head-HUNT Study. Neurology
    Vitenskapelig artikkel
  • Aamodt, Anne Hege ; Stovner, Lars Jacob; Langhammer, Arnulf; Hagen, Knut; Zwart, John-Anker. (2006) Is headache related to asthma, hay fever, and chronic bronchitis? The Head-HUNT Study. Headache
    Vitenskapelig artikkel
  • Hagen, Knut. (2005) Sosio-økonomisk status og stoffskifte. Trønder-avisa
    Leserinnlegg
  • Stovner, Lars Jacob; Aamodt, Anne Hege Nymoen; Hagen, Knut; Zwart, John-Anker. (2005) Comorbidity og headache and gastrointestinal complaints. The HUNT study. Cephalalgia
    Sammendrag/abstract
  • Ægidius, K.; Zwart, John-Anker; Hagen, Knut; Schei, Berit; Stovner, Lars Jacob. (2005) Oral contraceptives and increased headache prevalence. The Head-HUNT stuyd. European Journal of Neurology
    Sammendrag/abstract
  • Bjørk, Marte Helene; Zhitny, Nikita Borisovich; Stjern, Marit; Helde, Grethe; Gravdahl, Gøril B.; Stovner, Lars Jacob. (2005) Quantitative electroencephalography (QEEG) in migraine. Cephalalgia
    Sammendrag/abstract
  • Hagen, Knut. (2005) Stoffskifte og muskel- og skjelettplager. Trønder-avisa
    Leserinnlegg
  • Hagen, Knut. (2005) Mindre muskel og skjelettplager ved høyt blodtrykk. Dagens medisin
    Leserinnlegg
  • Hagen, Knut. (2005) Refleksinformasjon. Adresseavisen
    Leserinnlegg
  • Aamodt, Anne Hege Nymoen; Stovner, Lars Jacob; Hagen, Knut; Bråthen, Geir; Zwart, John-Anker. (2005) Tobacco and alcohol use in relation to headache. The Head-HUNT study. Cephalalgia
    Sammendrag/abstract
  • Ægidius, K.; Zwart, John-Anker; Hagen, Knut; Schei, Berit; Stovner, Lars Jacob. (2005) Headache and hormone replacement therapy in postmenopausal women. Prevalence in a large Norwegian population-based survey, 1995 -97. European Journal of Neurology
    Sammendrag/abstract
  • Hagen, Knut; Bjoro, T.; Zwart, John-Anker; Svebak, Sven; Bovim, Gunnar; Stovner, Lars Jacob. (2005) Do high TSH values protect against chronic musculoskeletal complaints? The Nord-Trondelag Health Study (HUNT). Pain
    Vitenskapelig artikkel
  • Hagen, Knut; Zwart, John-Anker; Svebak, Sven; Bovim, Gunnar; Stovner, Lars Jacob. (2005) Low socioeconomic status is associated with chronic musculoskeletal complaints among 46,901 adults in Norway. Scandinavian Journal of Public Health
    Vitenskapelig artikkel
  • Hagen, Knut; Zwart, John-Anker; Holmen, Jostein; Svebak, Sven; Bovim, Gunnar; Stovner, Lars Jacob. (2005) Does hypertension protect against chronic musculoskeletal complaints? The Nord-Trøndelag Healt Study. Archives of Internal Medicine
    Vitenskapelig artikkel
  • Hagen, Knut. (2004) Reducing the burden of headache. Journal of Epidemiology and Community Health
    Anmeldelse
  • Aamodt, Anne Hege Nymoen; Stovner, Lars Jacob; Hagen, Knut; Zwart, John-Anker. (2004) Comorbity of headache and gastrointestinal complaints. The HUNT study. Annual meeting for the Norwegian Neurological Association
    Sammendrag/abstract
  • Zwart, John-Anker; Dyb, Grete; Hagen, Knut; Svebak, Sven; Stovner, Lars Jacob; Holmen, Jostein. (2004) Analgesic overuse among subjects with headache, neck, and low-back pain. Neurology
    Vitenskapelig artikkel
  • Aamodt, Anne Hege Nymoen; Borch-Ionsen, B; Hagen, Knut; Stovner, Lars Jacob; Åsberg, A; Zwart, John-Anker. (2004) Headache prevalence related to haemoglobin and ferritin. Cephalalgia
    Vitenskapelig artikkel
  • Aamodt, AH; Borch-Iohnsen, Berit; Hagen, K; Stovner, LJ; Asberg, A; Zwart, JA. (2004) Headache prevalence related to haemoglobin and ferritin. The HUNT Study. Cephalalgia
    Vitenskapelig artikkel
  • Stovner, Lars Jacob; Hagen, Knut; Vatten, Lars Johan; Zwart, John-Anker; Krogstad, S; Bovim, Gunnar. (2003) Low socio-economic status is associated with increased risk of frequent headache: A prospective study of 22 718 adults in Norway. Oxford University Press
    Vitenskapelig artikkel
  • Hagen, Knut. (2003) Genetiske aspekter ved hodepine. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig artikkel
  • Zwart, John-Anker; Dyb, G; Hagen, Knut; Ødegård, K J; Dahl, Alv A; Bovim, Gunnar. (2003) Anxiety and depression disorders associated with headache frequency. The Nord-Trøndelag Health Study. European Journal of Neurology
    Vitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob; Åsberg, Arne; Thorstensen, Ketil; Bjerve, Kristian S; Hveem, Kristian. (2003) Reply. Annals of Neurology
    Vitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob; Åsberg, Arne; Thorstensen, Ketil; Bjerve, Kristian S; Hveem, Kristian. (2003) Letter (Reply). Annals of Neurology
    Vitenskapelig artikkel
  • Hagen, Knut. (2003) Jakten på årsaker til hodepine. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig artikkel
  • Sand, Trond; Hagen, Knut; Schrader, Harald. (2003) Sleep apnoea and chronic headache. Cephalalgia
    Vitenskapelig artikkel
  • Zwart, John-Anker; Dyb, G; Hagen, Knut; Ødegård, K J; Dahl, Alv A; Bovim, Gunnar. (2003) Anxiety and depression associated with headache frequency. The Nord-Trøndelag Health Study. European Journal of Neurology
    Vitenskapelig artikkel
  • Zwart, John-Anker; Dyb, G; Hagen, Knut; Svebak, Sven; Holmen, Jostein. (2003) Analgesic use, a predictor of chronic pain and medication overuse headache. The head-HUNT Study. Neurology
    Vitenskapelig artikkel
  • Zwart, John-Anker; Hagen, K.; Ødegård, K.J.; Dahl, Alv A; Bovim, Gunnar; Stovner, LJ. (2003) Anxiety disorders and depression associated with headache frequency. The Nord-Trøndelag Health Study. European Journal of Neurology
    Vitenskapelig artikkel
  • Hagen, Knut; Einarsen, C; Zwart, John-Anker; Svebak, Sven; Bovim, Gunnar. (2002) Musculoskeletal dicomfort and headache. Head-HUNT - a large population-based study. European Journal of Neurology
    Vitenskapelig artikkel
  • Hagen, Knut; Vatten, Lars Johan; Stovner, Lars Jacob; Zwart, John-Anker; Krokstad, Steinar; Bovim, Gunnar. (2002) Low Socio-economic status is associated with increased risk of frequent headace. Cephalalgia
    Vitenskapelig artikkel
  • Stovner, Lars Jacob; Hagen, Knut; Waage, Anders; Bjerve, Kristian S. (2002) Hereditary haemochromatosis in two cousins with cluster headache. Cephalalgia
    Vitenskapelig artikkel
  • Hagen, Knut. (2002) Head-HUNT.The epidemiology of headache in Nord-Trøndelag. Thesis
    Vitenskapelig artikkel
  • Hagen, Knut; Vatten, Lars Johan; Stovner, Lars Jacob; Zwart, John-Anker; Krogstad, S; Bovim, Gunnar. (2002) Low socioeconomic status is associated with increased risk of frequent headache. A prospective study of 22 718 adults in Norway. Cephalalgia
    Vitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob; Åsberg, Arne; Thorstensen, Ketil; Bjerve, Kristian S; Hveem, Kristian. (2002) High headache prevalence among women with hemochromatosis. The Nord-Trøndelag Health Study. Annals of Neurology
    Vitenskapelig artikkel
  • Hagen, Knut; Einarsen, C; Zwart, John-Anker; Svebak, Sven; Bovim, Gunnar. (2002) The co-occurrence of headache and musculoskeletal symptoms among 51 050 adults in Norway. European Journal of Neurology
    Vitenskapelig artikkel
  • Hagen, Knut; Stovner, Lars Jacob; Vatten, Lars Johan; Holmen, Jostein; Zwart, John-Anker; Bovim, Gunnar. (2002) Blood pressure and risk of headache: a prospective study of 22 685 adults in Norway. Journal of Neurology, Neurosurgery and Psychiatry
    Vitenskapelig artikkel
  • Stovner, Lars Jacob; Hagen, Knut; Waage, Anders; Bjerve, Kristian S. (2002) Hereditary hemochromatosis in two cousins with cluster headache. Cephalalgia
    Vitenskapelig artikkel
  • Hagen, Knut. (2002) Head-HUNT: Jakten på årsaker til hodepine. Skrustikka - medlemsblad for Norges migreneforbund
    Populærvitenskapelig artikkel
  • Hagen, Knut; Bjøro, Trine; Zwart, John-Anker; Vatten, Lars Johan; Stovner, Lars Jacob; Bovim, Gunnar. (2001) Low headache prevalence amongst women with high TSH values. Head-HUNT - a large population-based study. European Journal of Neurology
    Vitenskapelig artikkel
  • Hagen, Knut; Zwart, John-Anker; Vatten, Lars Johan; Stovner, Lars Jacob; Bovim, Gunnar. (2000) Head-HUNT : validity and reliability of a headache questionnaire in a large population-based study in Norway. Cephalalgia
    Vitenskapelig artikkel
  • Hagen, Knut; Mellgren, Svein Ivar; Bovim, Gunnar. (1998) Myelinsykdommer med affeksjon av både det sentrale og det perifere nervesystem. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig artikkel
  • Hagen, Knut; Bovim, Gunnar. (1998) Autosomal dominant arvelig hjerneinfarktsykdom. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig artikkel
  • Hagen, Knut; Boman, Helge; Mellgren, Svein Ivar; Lindal, Sigurd; Bovim, Gunnar. (1998) Progressive Central and Peripheral Demyelinating Disease of Adult Onset in a Norwegian Family. Archives of Neurology
    Vitenskapelig artikkel
  • Hagen, Knut; Mellgren, Svein Ivar; Bovim, Gunnar. (1998) Myelinsykdommer med affeksjon av både det sentrale og det perifere nervesystem. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Vitenskapelig artikkel
  • Hagen, Knut; Boman, Helge; Mellgren, Svein Ivar; Lindal, Sigurd; Bovim, Gunnar. (1998) Progressive central and peripheral demyelinating disease of adult onset in a Norwegian family. Archives of Neurology
    Vitenskapelig artikkel

Bøker

  • Stovner, Lars Jacob; Bovim, Gunnar; Hagen, Knut; Vatten, Lars Johan; Zwart, John-Anker; Krogstad, S. (2003) Low socioeconomic status is associated with increased risk of frequent headache. A prospective study of 22 718 adults i. Oxford University Press In:Olesen J, Steiner TJ, Lipton RB (eds) Reducing the burden of Headache
    Fagbok

Del av bok/rapport

  • Hagen, Knut; Stovner, Lars Jacob. (2019) Headache in the HUNT Study: Analytical Headache Epidemiology as a Source of Added Knowledge. Springer
    Faglig kapittel
  • Hagen, Knut. (2013) Hodepine og ansiktsmerter. Fagbokforlaget
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Hagen, Knut. (2013) Midler ved migrene. Fagbokforlaget
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Stovner, Lars Jacob; Hagen, Knut; Burstein, Rami. (2011) Migraine and Other Pain Disorders. Wiley-Blackwell
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
  • Tronvik, Erling; Stovner, Lars Jacob; Hagen, Knut; Holmen, Jostein; Zwart, John-Anker. (2006) Hypertension-associated hypalgesia. An important mechanism in headache and other pains ?. Oxford University Press
    Vitenskapelig Kapittel/Artikkel/Konferanseartikkel

Rapport

  • Hagen, Knut; Håberg, Asta; Husøy, Andreas Kattem. (2020) Headache and brain morphology in the general middle-aged population. Doktoravhandlinger ved NTNU (22)
    Doktorgradsavhandling
  • Nordhaug, Lena Hoem; Linde, Mattias; Vik, Anne; Hagen, Knut; Stovner, Lars Jacob. (2019) Headache attributed to traumatic injury to the head. Epidemiological evidence and natural course. Doktoravhandlinger ved NTNU (58)
    Doktorgradsavhandling
  • Uhlig, Benjamin Langsæter; Hagen, Knut; Sand, Trond. (2019) The epidemiology of insomnia in the Nord-Trøndelag Health Study. Doktoravhandlinger ved NTNU (363)
    Doktorgradsavhandling
  • Skarpsno, Eivind S.; Mork, Paul Jarle; Nilsen, Tom Ivar Lund; Hagen, Knut; Sand, Trond. (2019) The bidirectional association between sleep problems and chronic musculoskeletal pain: influence of lifestyle, physical work exposure and systemic inflammation. Doktoravhandlinger ved NTNU (350)
    Doktorgradsavhandling
  • Nordhaug, Lena Hoem; Vik, Anne; Linde, Mattias; Stovner, Lars Jacob; Hagen, Knut. (2015) Headache related to prevoius head injury. NTNU
    Forskerlinjeoppgave
  • Ægidius, Karen Lehrmann; Zwart, John-Anker; Hagen, Knut; Stovner, Lars Jacob. (2010) The Prevalence of Headache and Migraine in Relation to Sex Hormone Status In Women. Doktoravhandlinger ved NTNU (105)
    Doktorgradsavhandling
  • Hagen, Knut. (2006) Flervalgsspørsmål er ny eksamensform på medisinstudiet, NTNU. Hvordan få 200 nye spørsmål hvert år?. Seksjon for universitetspedagogikk, Program for lærerutdanning, SVT. NTNU
    Rapport
  • Bay, Ann-Helén; Hagen, K.; Riis, Christian; Sørensen, Roar. (1999) Konkurranseutsetting av velferdsstaten? Konsekvenser av anbudskonkurranser og fritt forbrukervalg. Forskningsrapport, BI (7/1999)
    Rapport
  • Hagen, Knut; Zwart, John-Anker; Vatten, Lars Johan; Stovner, Lars Jacob; Bovim, Gunnar. (1999) Forbruk av ergotamin og sumatriptan i Nord-Trøndelag. Norsk nevrologisk Forening
    Rapport
  • Underdal, A.; Austgulen, Rigmor; Blegen, K.; Fossan, O.A.; Feilberg, Julie; Hag, K.. (1995) Norges teknisk-naturvitenskapelige universitet (NTNU) : forslag til framtidig faglig organisasjon : innstilling fra et utvalg oppnevnt ved kongelig resolusjon av 27. april 1995. Universitetsforlaget NOU - Norges offentlige utredninger (199)
    Kompendium

Formidling

2024

  • Vitenskapelig foredrag
    Danelakis, Antonios; Stubberud, Anker; Winsvold, Bendik Kristoffer Slagsvold; bjørk, marte helene; Giles, Dominic; Nachev, Parashkev. (2024) Machine learning versus polygenic risk scoring as migraine predictors based on genome-wide genotype data. The Migraine Trust Migraine Trust International Symposium (MTIS) 2024 , London 2024-08-05 - 2024-08-08
  • Faglig foredrag
    Dueland, Aud Nome; Engstrand, Helene; Meisingset, Tore Wergeland; Bezgal, Burcu Ella; Aamodt, Anne Hege ; Sønnervik, Julie. (2024) Hodepine (Parallellsesjon). Norsk nevrologisk forening Nevrodagene 2024 , Legenes Hus, Oslo 2024-03-12 - 2024-03-14
  • Vitenskapelig foredrag
    Danelakis, Antonios; Abildsnes, Håkon Kvisle; Faisal, Fahim; Winsvold, Bendik Kristoffer Slagsvold; bjørk, marte helene; Giles, Dominic. (2024) Machine learning can predict migraine from genotype and non-headache clinical data with high accuracy. European Headache Federation European Headache Congress (EHC) 2024 , Rotterdam 2024-12-04 - 2024-12-07

2023

  • Populærvitenskapelig foredrag
    Gravdahl, Gøril Bruvik; Hagen, Knut; Meisingset, Tore Wergeland; Tronvik, Erling Andreas; Øie, Lise Rystad; Brenner, Eiliv. (2023) Hodepinekveld: Håp om bedre behandling?. NorHead - Norsk senter for hodepineforskning Hodepinekveld: Håp om bedre behandling? , Øya helsehus, Mauritz Hansens gate 2, Trondheim 2023-09-28 -
  • Programdeltagelse
    Hagen, Knut. (2023) Besværlig søknadsprosess for legemiddelstudier. Dagens Mediain Dagens Mediain [Avis] 2023-06-20

2022

  • Intervju
    Hagen, Knut. (2022) Stor migreneforskning gir håp og etterlengtede svar. nrk.no nrk.no [Internett] 2022-02-10
  • Intervju
    Hagen, Knut. (2022) Folk med angst og depresjon rammes oftere av hodepine. Psykologisk.no Psykologisk.no [Internett] 2022-02-14
  • Intervju
    Hagen, Knut. (2022) Migrene . Nea Radio Nea Radio [Radio] 2022-02-15
  • Intervju
    Hagen, Knut; Øie, Lise Rystad. (2022) Ny migrene-forskning gir håp: – For noen blir sykdommen invalidiserende. VG VG [Avis] 2022-03-02

2020

  • Intervju
    Hagen, Knut. (2020) Professor: Slik kutter du pillene trygt. Dagbladet Dagbladet [Avis] 2020-11-05
  • Dokumentar
    Hagen, Knut; Sæther, Sigrun. (2020) Forskningsnettverk ledet fra St. Olavs hospital: Gjorde hurtig igangsettelse av studier på covid-19-pasienter mulig. Adresseavisen Adresseavisen [Avis] 2020-05-09
  • Intervju
    Hagen, Knut. (2020) Jeg kastet opp av smerte og fikk lammelser. KK KK [Internett] 2020-10-30

2019

  • Intervju
    Hagen, Knut. (2019) De som får hodepine av medisiner er ofte avhengige. forskning.no forskning.no [Internett] 2019-03-15

2018

  • Intervju
    Hagen, Knut. (2018) Dette trigger migrene. Lommelegen Lommelegen [Internett] 2018-02-19

2017

  • Intervju
    Hagen, Knut. (2017) 8 metoder: slik blir du kvitt snorkingen. VG VG [Avis] 2017-09-03
  • Intervju
    Hagen, Knut. (2017) Hodepine: - Dessverre er det fortsatt mange som bruker mer smertestillende enn anbefalt. KK KK [Internett] 2017-07-27
  • Intervju
    Hagen, Knut. (2017) Migrene øker slagrisikoen - men ikke alle med migrene behøver bekymre seg. En ny forskningsstudie viser at migrene gir økt slagrisiko ved operasjoner. . Dabladet Dabladet [Avis] 2017-01-30

2016

  • Intervju
    Hagen, Knut. (2016) Migrene og svekket blodårefunksjon henger ikke sammen. Unicard Unicard [Internett] 2016-07-07

2015

  • Intervju
    Hagen, Knut. (2015) god kondis kan gi mindre hodepine HODEPINE Fakta. Dagbladet Dagbladet [Avis] 2015-08-22
  • Intervju
    Hagen, Knut. (2015) God kondis gir mindre hodepine. Dagbladet Dagbladet [Avis] 2015-08-22
  • Intervju
    Hagen, Knut. (2015) Personer med dårligere kondisjon har oftere migrene. Adresseavisa Adresseavisa [Avis] 2015-08-13
  • Intervju
    Hagen, Knut. (2015) Jevnlig hodepine dobler demensrisiko. Aftenposten Aftenposten [Internett] 2015-12-16
  • Intervju
    Hagen, Knut. (2015) Jevnlig hodepine kan føre til demens. NRK Trøndelag NRK Trøndelag [Internett] 2015-12-16
  • Intervju
    Hagen, Knut. (2015) Jevnlig hodepine dobler demensrisiko. Tv2.no Tv2.no [Internett] 2015-12-16
  • Intervju
    Hagen, Knut. (2015) Jevnlig hodepine dobler demensrisiko. Dagbladet Dagbladet [Internett] 2015-12-15
  • Intervju
    Hagen, Knut. (2015) NTNU-studie: Ny forskning: Hodepine dobler risikoen for demens. VG VG [Internett] 2015-12-15
  • Intervju
    Hagen, Knut. (2015) Hodepine dobler risikoen for demens. Gemini Gemini [Internett] 2015-12-16
  • Intervju
    Hagen, Knut. (2015) Blir kvitt hodepine av å slutte med hodepinemedisin. forskningen.no forskningen.no [Internett] 2015-09-03
  • Intervju
    Hagen, Knut. (2015) Hodepine knyttes til lavt O2-opptak. Dagens Medisin Dagens Medisin [Internett] 2015-09-11
  • Intervju
    Hagen, Knut. (2015) NRK Radio distriktsprogram Sørlandssendingen 12. mai 2015. NRK NRK [Radio] 2015-05-12
  • Intervju
    Hagen, Knut. (2015) Mobilapp skal varsle migreneanfall. nrk.no nrk.no [Internett] 2015-05-12
  • Poster
    Husøy, Andreas Kattem; Håberg, Asta; Eikenes, Live; Hagen, Knut; Linde, Mattias; Gårseth, Mari. (2015) Brain cortical dimensions related to headache: a population-based study (HUNT-MRI). International Headache Congress , Valencia 2015-05-14 - 2015-05-17

2014

  • Poster
    Engstrøm, Morten; Hagen, Knut; Bjørk, Marte Helene; Stovner, Lars Jacob; Gravdahl, Gøril Bruvik; Stjern, Marit. (2014) Arousability and headache onset time Sleep quality and pain thresholds in tension-type headache, migraine and healthy controls. European Sleep research Society 22nd Congress of the European Sleep Research Society , Tallin 2014-09-16 - 2014-09-16
  • Poster
    Husøy, Andreas Kattem; Indergaard, Marit Kristina; Honningsvåg, Lasse-Marius; Håberg, Asta; Hagen, Knut; Linde, Mattias. (2014) Perivascular spaces and headache: A population-based imaging study (MRI-HUNT). European Headache and Migraine Trust International Congress (EHMTIC) 2014-09-18 - 2014-09-21
  • Intervju
    Hagen, Knut. (2014) Ulik praksis for botoxbehandling ved migrene. Dagens Medisin Dagens Medisin [Internett] 2014-03-19

2013

  • Vitenskapelig foredrag
    Honningsvåg, Lasse-Marius; Linde, Mattias; Håberg, Asta; Stovner, Lars Jacob; Hagen, Knut. (2013) Does health differ between participants and nonparticipants in the MRI-HUNT study, a population based neuroimaging study? The Nord-Trøndelag health studies 1984–2009. Forskerlinjen i medisin, UIO Frampeik 2013 , Oslo universitetssykehus 2013-10-18 - 2013-10-20
  • Poster
    Honningsvåg, Lasse-Marius; Hagen, Knut; Håberg, Asta; Stovner, Lars Jacob; Linde, Mattias. (2013) Intracranial Abnormalities and Headache – A population based imaging study (MRI HUNT). International Headache Society 16th International Headache Congress , Boston, MA 2013-06-27 - 2013-06-29
  • Intervju
    Hagen, Knut. (2013) Smartprodukter gir nakkesmerte. Dagbladet Dagbladet [Avis] 2013-01-10
  • Intervju
    Hagen, Knut. (2013) Migrene og transkraniell smertestimulering. VG VG [Avis] 2013-01-06
  • Vitenskapelig foredrag
    Uhlig, Benjamin Langsæter; Hagen, Knut; Sand, Trond. (2013) Prevalence of DSM-V insomnia in Norway. The HUNT 3 study. Nordic Sleep Research and Medicine Society 15th Nordic Sleep Conference , Copenhagen 2013-06-06 - 2013-06-08
  • Poster
    Uglem, Martin; Omland, Petter Moe; Engstrøm, Morten; Hagen, Knut; Linde, Mattias; Sand, Trond. (2013) Navigated high-frequency transcranial magnetic stimulation in migraineurs: Abnormal modulation of thermal thresholds. 16th International Headache Congress , Boston, MA 2013-06-27 - 2013-06-30
  • Poster
    Omland, Petter Moe; Uglem, Martin; Engstrøm, Morten; Linde, Mattias; Hagen, Knut; Sand, Trond. (2013) Cortical modulation affects visual evoked potentials differently in migraineurs compared to healthy controls. 2013 International Headache Congress , Boston 2013-06-27 - 2013-06-30
  • Intervju
    Hagen, Knut. (2013) Dette påvirker din migrene. Dagbladet Dagbladet [Avis] 2013-04-11
  • Intervju
    Hagen, Knut. (2013) Er menn smartere enn kvinner. Finansavisen Finansavisen [Avis] 2013-02-09
  • Intervju
    Hagen, Knut. (2013) Skeptisk til ny "super-paracet". Dabladet Dabladet [Avis] 2013-02-08
  • Intervju
    Hagen, Knut. (2013) Tester naturmiddel mot migene -Migrene er en folkesykdom som koster store beløp både i sykefravær, dårlig arbeidsinnsats og medisiner. Adresseavisen Adresseavisen [Avis] 2013-03-27
  • Vitenskapelig foredrag
    Engstrøm, Morten; Hagen, Knut; Bjørk, Marte Helene; Stovner, Lars Jacob; Stjern, Marit; Gravdahl, Gøril Bruvik. (2013) The headache sleep study. Norsk nevrologisk forening Nevrodagene 2013 , Oslo 2013-03-11 - 2013-03-15
  • Intervju
    Hagen, Knut. (2013) Naturmiddel mot depresjon. Adresseavisa Adresseavisa [Avis] 2013-09-11
  • Intervju
    Hagen, Knut. (2013) Slår alarm om unges overforbruk av smertestillende. Dagbladet Dagbladet [Avis] 2013-09-11

2012

  • Intervju
    Hagen, Knut. (2012) Beroligende kan gi kronisk hodepine. Hjemmet Hjemmet [Avis] 2012-01-05
  • Intervju
    Hagen, Knut. (2012) Beroligende kan gi hodepine. Skrustikka nr. 1/2012 Skrustikka nr. 1/2012 [Avis] 2012-03-15
  • Intervju
    Hagen, Knut. (2012) NRK distriktsprogram: Om hodepine i Helseundersøkelsen i Nord-Trøndelag. NRK Distriktsprogram NRK Distriktsprogram [Radio] 2012-05-10
  • Intervju
    Hagen, Knut. (2012) Senk risikoen for kronisk hodepine. Dagbladet Dagbladet [Avis] 2012-01-21
  • Poster
    Stovner, Lars Jacob; Hagen, Knut; Linde, Mattias; Steiner, Timothy J.; Zwart, John-Anker. (2012) The bidirectional relationship between headache and chronic musculoskeletal complaints: an 11-year follow-up in the Nord-Trøndelag Health Study (HUNT). European Headache Federation og Migraine Trust European Headache and Migraine Trust International Conference , London 2012-09-20 - 2012-09-23
  • Poster
    Engstrøm, Morten; Hagen, Knut; Bjørk, Marte Helene; Stovner, Lars Jacob; Stjern, Marit; Gravdahl, Gøril Bruvik. (2012) Subjective and objective sleep quality related to pain thresholds in tension type headache and controls. Europeisk søvnkongress 2012-09-03 - 2012-09-08
  • Intervju
    Hagen, Knut. (2012) Dropp pillene - unngå hodepinen. Dagbladet Dagbladet [Avis] 2012-12-11
  • Intervju
    Hagen, Knut. (2012) Reduser hodepinen uten piller. Dagbladet Dagbladet [Avis] 2012-12-11
  • Poster
    Stovner, Lars Jacob; Hagen, Knut; Linde, Mattias; Steiner, Timothy J.; Zwart, John-Anker. (2012) Incidence and risk factors for medication-overuse headache and chronic daily headache: an 11-year follow-up study. The Nord-Trøndelag Health Studies (HUNT). European Headache Federation og Migraine Trust European Headache and Migraine Trust International conference , London 2012-09-20 - 2012-09-23
  • Poster
    Omland, Petter Moe; Nilsen, Kristian Bernhard; Uglem, Martin; Gravdahl, Gøril Bruvik; Linde, Mattias; Hagen, Knut. (2012) Visual evoked potentials in interictal migraine: No confirmation of abnormal habituation. European national neurological societies EFNS , Stockholm 2012-09-08 - 2012-09-11

2011

  • Intervju
    Hagen, Knut. (2011) Slik behandler du hodepine. Dabladet Dabladet [Avis] 2011-01-29
  • Intervju
    Hagen, Knut. (2011) og dette er de vanligste hodesmerter. Dabladet Dabladet [Avis] 2011-01-29
  • Intervju
    Hagen, Knut. (2011) Beroligende kan gi kronisk hodepine. Forskning.no Forskning.no [Internett] 2011-11-17
  • Intervju
    Hagen, Knut. (2011) Beroligende medisiner gir hodepine. Vi over 60 Vi over 60 [Internett] 2011-11-18
  • Intervju
    Hagen, Knut. (2011) Piller kan gi kronisk hodepine. www.manuellterpai.no www.manuellterpai.no [Internett] 2011-11-21
  • Poster
    Uglem, Martin; Omland, Petter Moe; Stjern, Marit; Gravdahl, Gøril Bruvik; Nilsen, Kristian Bernhard; Linde, Mattias. (2011) Cortical rTMS Modulation of Pain is Reduced in Migraine Patients. International Association for the study of pain EFIC 2011, Pain in Europe , Hamburg 2011-09-21 - 2011-11-24
  • Intervju
    Hagen, Knut. (2011) More migraines for no apparent reason. Physorg.com Physorg.com [Internett] 2011-03-21
  • Intervju
    Hagen, Knut. (2011) Migraine Headache Rates Have Mysterious Increase, But Not Likely. Migraine Treatment Migraine Treatment [Internett] 2011-03-21
  • Intervju
    Hagen, Knut. (2011) More migraines for no apparent reason. HealthCanal HealthCanal [Internett] 2011-03-21
  • Intervju
    Hagen, Knut. (2011) Migraine Headache Rates Have Mysterious Increase, But Not Likely Due Medications Or Mobile Phones. The Behavioral Medicine Report The Behavioral Medicine Report [Internett] 2011-03-21
  • Intervju
    Hagen, Knut. (2011) Migraine Rates Up For No Apparent Reason. Medical New Today Medical New Today [Internett] 2011-03-22
  • Intervju
    Hagen, Knut. (2011) Migraine Rates Up for No Apparent Reason, Norwegian Study Finds. ScienceDaily ScienceDaily [Internett] 2011-03-21
  • Intervju
    Hagen, Knut. (2011) Norwegian migraine rates climb 1%. www.migraine.org.uk www.migraine.org.uk [Internett] 2011-03-21
  • Intervju
    Hagen, Knut. (2011) Flere får migrene. feedraider feedraider [Internett] 2011-03-17
  • Intervju
    Hagen, Knut. (2011) Flere får migrene. Adresseavisa Adresseavisa [Avis] 2011-03-17
  • Intervju
    Hagen, Knut. (2011) More migraines for no apparent reason. www.ntnu.edu.no www.ntnu.edu.no [Internett] 2011-03-21
  • Intervju
    Hagen, Knut. (2011) Flere får migrene. P4 radio P4 radio [Radio] 2011-03-17
  • Intervju
    Hagen, Knut. (2011) Forskere forbløffet med økning i migrene priser. New Medical New Medical [Internett] 2011-03-21
  • Intervju
    Hagen, Knut. (2011) Researchers baffled with increase in migraine rates. BiomedMEcom BiomedMEcom [Internett] 2011-03-21
  • Intervju
    Hagen, Knut. (2011) Derfor får du hodepine. Dagbladet Dagbladet [Avis] 2011-10-08
  • Intervju
    Hagen, Knut. (2011) Økt forekomst av muskel- og skjelettplager. Levangeravisa Levangeravisa [Avis] 2011-10-20
  • Intervju
    Hagen, Knut. (2011) Mer muskel- og skjellettplager. NRK Trøndelag NRK Trøndelag [Radio] 2011-10-20

2010

  • Programdeltagelse
    Hagen, Knut. (2010) Bare personer med kronisk migrene har fått påvist effekt av botoxen, påpeker Knut Hagen ved NTNU. P5 P5 [Radio] 2010-10-26
  • Poster
    Linde, Mattias; Stovner, Lars Jacob; Zwart, John-Anker; Hagen, Knut. (2010) Tidtrender i utbredelse av hodepine. Helesundersøkelsen i Nord-Trøndelag (HUNT 2 og 3). De XXIII Nevrodager 2010-11-22 - 2010-11-26
  • Poster
    Bjørk, Marte-Helene; Stovner, Lars Jacob; Hagen, Knut; Sand, Trond. (2010) Sensorisk hypersensitivitet hos migrenepasienter er assosiert med langsommere EEG-aktivitet og dårligere respons på blikende lys. De XXIII Nevrodager 2010-11-22 - 2010-11-26
  • Poster
    Bjørk, Marte-Helene; Stovner, Lars Jacob; Hagen, Knut; Sand, Trond. (2010) Migrenepasienter har lavere fotorespons når målingene er gjort mer enn 72 timer før anfall. De XXIII Nevrodager 2010-11-22 - 2010-11-26
  • Poster
    Linde, Mattias; Hagen, Knut; Salvesen, Øyvind; Gravdahl, Gøril Bruvik; Helde, Grethe; Stovner, Lars Jacob. (2010) Onabotulinum toxin A-behnadling av cervikogen hodepine: En randomisert, dobbelt-blindet, placebo-kontrollert overkrysningsstudie. De XXIII Nevrodager 2010-11-22 - 2010-11-26
  • Poster
    Hagen, Knut; Albretsen, Claus; Vilming, Steinar T.; Salvesen, Rolf; Grønning, Marit; Helde, Grethe. (2010) En 4-års oppfølging av pasienter med medikamentoverforbrukshodepine tidligere inkludert i en randomisert multisenterstudie. De XXIII Nevrodagene 2010-11-22 - 2010-11-26
  • Poster
    Linde, Mattias; Stovner, Lars Jacob; Zwart, John-Anker; Hagen, Knut. (2010) Time trends in the prevalence of headache disorders. The Nord-Trøndelag Health Studies (HUNT 2 and 3). EGNTIC 2010-10-28 - 2010-10-31
  • Poster
    Linde, Mattias; Hagen, Knut; Salvesen, Øyvind; Gravdahl, Gøril Bruvik; Helde, Grethe; Stovner, Lars Jacob. (2010) Onabotulinum Toxin A treatment of cervicogenic headache. Arndomized, double-blind, placebo-controled cross-over study. EHMTIC 2010-10-28 - 2010-10-31
  • Poster
    Hagen, Knut; Albretsen, Claus; Vilming, Steinar T.; Salvesen, Rolf; Grønning, Marit; Helde, Grethe. (2010) A 4-year follow-up of patients with medication-overuse headache included in a randomized multicentre study. EHMTIC 2010-10-28 - 2010-10-31
  • Poster
    HEUCH, INGRID; Heuch, Ivar; Hagen, Knut; Zwart, John-Anker. (2010) Er det noen sammenheng mellom serumplipider og forekomst av korsryggssmerter? En tverrsnittsundersøkelse basert på HUNT 2. De XXIII Nevrodager 2010-11-22 - 2010-11-26
  • Intervju
    Hagen, Knut. (2010) Berligende kan gi kronisk hodepine. Hjemmet Hjemmet [Avis] 2010-01-05
  • Intervju
    Hagen, Knut. (2010) Holder hodepinen unna med Botox. Trønderavisa Trønderavisa [Avis] 2010-02-16
  • Intervju
    Hagen, Knut. (2010) Tester ut botox mot hodepine. Dagbladet Dagbladet [Avis] 2010-10-26
  • Intervju
    Hagen, Knut. (2010) Mye kaffe = mer hodepine. Hjemmet nr. 16/10 Hjemmet nr. 16/10 [Avis] 2010-04-19
  • Intervju
    Hagen, Knut. (2010) Ble bra med botox!. Allers nr. 6 s. 12 Allers nr. 6 s. 12 [Avis] 2010-02-08
  • Intervju
    Hagen, Knut. (2010) Botox-forsøk ved St. Olavs Hospital. Allers nr. 6. s.13 Allers nr. 6. s.13 [Avis] 2010-02-08
  • Intervju
    Hagen, Knut. (2010) Hun fikk migrene, snakket kinesisik. VG VG [Avis] 2010-04-24
  • Poster
    Kennair, Leif Edward Ottesen; Hagen, K.; Kaasa, H.; Isaksen, L.; Pedersen, L.; Svangtun, S.. (2010) Masculinized bodies (D2:D4 ratio) predict masculine jealousy responses. The Human Behavior and Evolution Society 22nd Annual Meeting , University of Oregon, Eugene 2010-07-16 - 2010-07-20

2009

  • Intervju
    Hagen, Knut. (2009) Caffeine Both Causes and Cures Headaches. FoxNews.com FoxNews.com [Internett] 2009-08-13
  • Intervju
    Hagen, Knut. (2009) Vaksinering av orienteringsløpere. NRK dagsrevyen NRK dagsrevyen [TV] 2009-06-25
  • Intervju
    Hagen, Knut. (2009) Mer hodepine blant tunge kaffedrikkere. forskning.no forskning.no [Internett] 2009-08-17
  • Intervju
    Hagen, Knut. (2009) Vaksinering av orienteringsløpere. NRK dagsnytt NRK dagsnytt [Radio] 2009-06-26
  • Intervju
    Hagen, Knut. (2009) Migrene begrenser ikke livet. Ukebladet Allers Ukebladet Allers [Avis] 2009-02-11
  • Intervju
    Hagen, Knut. (2009) Utsatt for skogsflått. NRK nyheter NRK nyheter [Internett] 2009-06-25
  • Intervju
    Hagen, Knut. (2009) Prøver botox mot hodepine. adressa.no adressa.no [Internett] 2009-09-18
  • Intervju
    Hagen, Knut. (2009) Seks kopper kaffe gir hodepine. Kvinne24 Kvinne24 [Internett] 2009-08-23
  • Programdeltagelse
    Hagen, Knut. (2009) Hodepine av kaffe. NRK Norgesglasset NRK Norgesglasset [Radio] 2009-08-17
  • Intervju
    Hagen, Knut. (2009) High Caffeine consumption, more headache?. The medical news The medical news [Internett] 2009-08-13
  • Intervju
    Hagen, Knut. (2009) Headaches? Blame the coffee. NTNU news NTNU news [Internett] 2009-08-13
  • Intervju
    Hagen, Knut. (2009) Bad news to coffee drinkers who get headaches. AlphaGalileo AlphaGalileo [Internett] 2009-08-13
  • Intervju
    Hagen, Knut. (2009) Caffeine consumption linked to infrequent headaches. AstraZeneca South Africa AstraZeneca South Africa [Internett] 2009-07-11
  • Intervju
    Hagen, Knut. (2009) High caffeine consumption, more headaches?. BIZcommunity.com BIZcommunity.com [Internett] 2009-08-13
  • Intervju
    Hagen, Knut. (2009) Kaffe kan gi mer hodepine. KK KK [Avis] 2009-08-15
  • Intervju
    Hagen, Knut. (2009) Bad News For Coffee Drinkers Who Get Headaches. ScienceDaily ScienceDaily [Internett] 2009-08-13
  • Intervju
    Hagen, Knut. (2009) Dårlige nyheter for coffee drinkers som får hodepine. www.physorg.com www.physorg.com [Internett] 2009-08-14
  • Intervju
    Hagen, Knut. (2009) Flåttsommer eller flått sommer. Pasienthåndboka Pasienthåndboka [Internett] 2009-07-01
  • Intervju
    Hagen, Knut. (2009) Seks kaffe om dagen gir hodepine. www.ullernklinikken.no www.ullernklinikken.no [Internett] 2009-08-18
  • Intervju
    Hagen, Knut. (2009) Kaffe og hodepine. www.loal-avisen.no www.loal-avisen.no [Internett] 2009-09-21
  • Vitenskapelig foredrag
    Heutch, Ingrid; Hagen, Knut; Heuch, Ivar; Nygaard, Øystein P; Zwart, John-Anker. (2009) Høy kroppsmasseindeks er assosiert med korsryggssmerter både hos kvinner og menn. En tverrsnittsundersøkelse basert på HUNT-studien. Norsk nevrologisk forening De XXII. Nevrodager 2009-11-23 - 2009-11-27
  • Vitenskapelig foredrag
    Bjørk, Marte Helene; Stovner, Lars Jacob; Engstrøm, Morten; Stjern, Marit; Hagen, Knut; Sand, Trond. (2009) Langsom hjerneaktivitet mellom migreneanfall: en blinded, kontrollert EEG studie. Norsk nevrologisk forening De XXII Nevrodager , Oslo 2009-11-23 - 2009-11-27
  • Intervju
    Hagen, Knut. (2009) Hodepine av å drikker kaffe. VG VG [Avis] 2009-08-17
  • Intervju
    Hagen, Knut. (2009) Caffeine consumption linked to infrequent headaches. PatientHealthInternational PatientHealthInternational [Internett] 2009-07-11
  • Intervju
    Hagen, Knut. (2009) Hard trening kan gi migrene. Adresseavisen Adresseavisen [Avis] 2009-01-20
  • Intervju
    Hagen, Knut. (2009) Migrene koster 1,3 milliarder. Adresseavisen Adresseavisen [Avis] 2009-01-20
  • Intervju
    Hagen, Knut. (2009) Kaffe gir hodepine. Adressaavisen Adressaavisen [Avis] 2009-03-21
  • Intervju
    Hagen, Knut. (2009) Hårresisende å gi Viagra mot migrene. NRK Nyheter NRK Nyheter [Internett] 2009-10-30
  • Poster
    Winsvold, Bendik; Hagen, Knut; Aamodt, Anne Hege ; Stovner, Lars Jacob; Holmen, Jostein; Zwart, John-Anker. (2009) Hodepine, migrene og kardiovaskulære risikofaktorer. HUNT-studien. Norsk nevrologisk Forening Nevrodagene 2009 , Oslo 2009-11-23 - 2009-11-27
  • Poster
    Tronvik, Erling; Zwart, John-Anker; Hagen, Knut; Stovner, Lars Jacob. (2009) High pulse pressure is associated with a decreased prevalence of headache in adolescents: Cross-sectional data from the Young-HUNT study. International Headache Society International Headache Congress , Philadelphia 2009-09-10 - 2009-09-13

2008

  • Intervju
    Hagen, Knut. (2008) Trening kan føre til migrene. adressa.no adressa.no [Internett] 2008-10-13
  • Intervju
    Hagen, Knut. (2008) Hard trening kan gi migrene. Sørnett Sørnett [Internett] 2008-10-14
  • Intervju
    Hagen, Knut. (2008) Trening kan gi migrene. Nettavisen Nettavisen [Internett] 2008-10-13
  • Intervju
    Hagen, Knut. (2008) Har trening kan gi migrene. www.klikk www.klikk [Internett] 2008-10-14
  • Intervju
    Hagen, Knut. (2008) Hodebry. Dagbladet, Magasinet Dagbladet, Magasinet [Avis] 2008-08-30
  • Intervju
    Hagen, Knut. (2008) Om trening og migrene. Innslag i Verdt og vite på NRK P2. NRK P2 Verdt og Vite NRK P2 Verdt og Vite [Radio] 2008-10-16
  • Intervju
    Hagen, Knut. (2008) Treningskjør kan gi deg migrene. VG nett VG nett [Internett] 2008-10-13
  • Intervju
    Hagen, Knut. (2008) Å trene med migrene. forskning.no forskning.no [Internett] 2008-10-13
  • Intervju
    Hagen, Knut. (2008) Hard trening kan gi migrene. forskning.no forskning.no [Internett] 2008-10-13
  • Intervju
    Hagen, Knut. (2008) Migrene av hardtrening. www.dinside.no www.dinside.no [Internett] 2008-10-13
  • Intervju
    Hagen, Knut. (2008) Halve Norge har hodepine. Dagbladet Dagbladet [Avis] 2008-02-08
  • Vitenskapelig foredrag
    Stovner, Lars Jacob; Hagen, Knut; Tronvik, Erling. (2008) Hypertensjonsrelatert hypalgesi belyser komorbiditet mellom hodepine pg kroniske kroppssmerter i en stor tverrsnittsundersøkelse (HUNT). Norsk nevrlogisk forening Nevrodagene , Oslo 2008-11-24 - 2008-11-28
  • Vitenskapelig foredrag
    Hagen, Knut; Albretsen, Claus; Vilming, Steinar; Salvesen, Rolf; Grønning, Marit; Helde, Grethe. (2008) Behandling av medikamentoverforbrukshodepine: 1 års randomisert multisenterstudie. Norsk nevrologisk forening Nevrodagene , Oslo 2008-11-24 - 2008-11-28
  • Vitenskapelig foredrag
    Bjørk, Marte Helene; Stovner, Lars Jacob; Hagen, Knut; Sand, Trond. (2008) Kortikal bakgrunnsaktivitet i relasjon til anfall og hodepinealvorlighet hos migrenepasienter. Norsk nevrlogisk forening Nevrodagene , Oslo 2008-11-24 - 2008-11-28
  • Vitenskapelig foredrag
    Stovner, Lars Jacob; Hagen, Knut; Tronvik, Erling. (2008) Hypertensjonsrelatert hyperalgesi belyser komorbiditet mellom hodepine og kroniske kroppssmerter i en stor tverrsnittsundersøkelse (HUNT). Nevrodagene 2008 Nevrodagene 2008 , Oslo 2008-11-24 - 2008-11-28
  • Poster
    Stovner, Lars Jacob; Hagen, Knut; Zwart, John-Anker; Aamodt, Anne Hege ; Nilsen, Kristian Bernhard; Bråthen, Geir. (2008) A face-to-face interview of participants in hunt 3: the impact of the screeningquestion on headache prevalence. European Headache and Migraine Trust Conference European Headache and Migraine Trust Conference , London 2008-09-04 - 2008-09-07
  • Poster
    Ægeidus, Karen; Zwart, John-Anker; Hagen, Knut; Stovner, Lars Jacob. (2008) The effect of parity on headache prevalence in preganant and non-pregnant women. The Head-HUNT study. The Migraine Trust and European Headache Federation European Headache and Migraine Trust international Congress 2008 , London 2008-09-04 - 2008-09-07
  • Poster
    Sand, Trond; Engstrøm, Morten; Hagen, Knut; Stovner, Lars Jacob. (2008) Subjective daytime sleepiness and Epworth Sleepiness Scale scores in migraine. The Migraine Trust and European Headache Federation European Headache and Migraine Trust International Congress , London 2008-09-04 - 2008-09-07
  • Poster
    Hagen, Knut; Albretsen, Claus; Vilming, Steinar; Salvesen, Rolf; Grønning, Marit; Helde, Grethe. (2008) Management of medication-overuse headache: 1-year randomized multicenter open-label trial. The Migraine Trust and European Headache Federation European Headache and Migraine Trust International Congress 2008 , London 2008-07-04 - 2008-09-07
  • Poster
    Sand, Trond; Nilsen, Kristian Bernhard; Hagen, Knut; Stovner, Lars Jacob. (2008) Pain detection thresholds are decreased before the headache starts in migraine patients. The Migraine Trust and European Headache Federation European Headache and Migraine Trust International Congress 2008 , London 2008-09-07 - 2008-09-07
  • Poster
    Hagen, Knut; Zwart, John-Anker; Aamodt, Anne Hege ; Nilsen, Kristian Bernhard; Bråthen, Geir; Helde, Grethe. (2008) A face-to-face interview of participants in HUNT 3 (Hodepineintervju av deltakere i HUNT 3: Betydning av screeningspørsmål på migreneprevalens). Norsk nevrologisk forening Nevrodagene , Oslo 2008-11-24 - 2008-11-28
  • Poster
    Ægeidus, Karen; Hagen, Knut; Stovner, Lars Jacob. (2008) Hodepine hos kvinner relatert til bruk av Østrogenholdige preparater: Resultater fra HUNT-undersøkelsen. Norsk Nevrologisk forening Nevrodagene , Oslo 2008-11-24 - 2008-11-28
  • Poster
    Sand, Trond; Nilsen, Kristian Bernhard; Hagen, Knut; Stovner, Lars Jacob. (2008) Repeatability of cold pain and heat pain thresholds in healthy subjects. ECCN , Istanbul 2008-05-05 -
  • Poster
    Sand, Trond; Nilsen, Kristian Bernhard; Helde, Grethe; Hagen, Knut; Stovner, Lars Jacob. (2008) Økt smertefølsomhet før anfallet starter: Skyldes migrene en aktivitetsuavhengig sentralnervøs sensitisering?. Nevrodagene 2008-11-24 -
  • Poster
    Sand, Trond; Nilsen, Kristian Bernhard; Hagen, Knut; Helde, Grethe; Stovner, Lars Jacob. (2008) Pain detection thresholds are decreased before the headache starts in migraine patients. 12th International congress on pain (IASP) 2008-08-22 -
  • Poster
    Sand, Trond; Gravdahl, Gøril B.; Stjern, Marit; Støren, Ola; Hagen, Knut; Stovner, Lars Jacob. (2008) The pupillary light reflex in migraine. The migraine Trust and European Headache Federation European Headache and Migraine Trust International Congress 2008 , London 2008-09-04 - 2008-09-07
  • Poster
    Hagen, Knut; Zwart, John-Anker; Aamodt, Anne Hege ; Nilsen, Kristian Bernhard; Bråthen, Geir; Helde, Grethe. (2008) A population-based face-to-face headache epidemiological study. The impact of the screening question on prevalence. The migraine Trust and European Headache Federation European Headache and Migraone Trust International Congress 2008 , London 2008-09-04 - 2008-09-07
  • Poster
    Bjørk, Marte Helene; Stovner, Lars Jacob; Nilsen, Kristian Bernhard; Stjern, Marit; Hagen, Knut; Sand, Trond. (2008) Alpha activity in relation to attacks and clinical severity in migraine. The Migraine Trust and European Headache Federation European Headache and Migraine Trust International Congress 2008 , London 2008-09-04 - 2008-09-07

2007

  • Dokumentar
    Hagen, Knut. (2007) Migrenebehandling under svangerskap og amming. Skruestikka (Medlemsblad for Norges Migreneforbund) Skruestikka (Medlemsblad for Norges Migreneforbund) [Avis] 2007-01-01
  • Programdeltagelse
    Hagen, Knut. (2007) Migrene og kostnader. Innslag i TV adressa. [TV] 2007-09-26
  • Intervju
    Hagen, Knut. (2007) Intervju i RadioAdressa 8. januar 2007. Adresseavisen Adresseavisen [Radio] 2007-01-08
  • Intervju
    Hagen, Knut. (2007) Snublet over gen for høyt blodtrykk. Adresseavisen Adresseavisen [Avis] 2007-01-08
  • Vitenskapelig foredrag
    Hagen, Knut; Albretsen, Claus; Stovner, Lars Jacob; Vilming, Steinar; Salvesen, Rolf; Grønning, Marit. (2007) Management of probable medication-overuse headache: 1-year randomized multicenter open-label trial. Norsk Nevrologisk forening Annual meeting for the Norwegian Neurological Association (Nevrodagene) , Oslo 2007-11-26 - 2007-11-30
  • Vitenskapelig foredrag
    Aamodt, Anne Hege ; Stovner, Lars Jacob; Langhammer, Arnulf; Hagen, Knut; Zwart, John-Anker. (2007) Headache prevalence related to asthma, hay fever and chronic bronchitis. The Head-Hunt study. IHS IHS , Stockholm 2007-06-28 - 2007-07-01
  • Vitenskapelig foredrag
    Aamodt, Anne Hege ; Stovner, Lars Jacob; Midthjell, Kristian; Hagen, Knut; Zwart, John-Anker. (2007) Headache prevalence related to diabetes mellitus. The Head-Hunt study. EFNS EFNS , Brussels 2007-08-25 - 2007-08-28
  • Vitenskapelig foredrag
    Aegidius, Karen; Zwart, John-Anker; Hagen, Knut; Stovner, Lars Jacob. (2007) Headache and pregnancy. The Head-Hunt study 1995-1997. EFNS EFNS , Brussels 2007-08-25 - 2007-08-28
  • Vitenskapelig foredrag
    Hagen, Knut; Albretsen, Claus; Stovner, Lars Jacob; Vilming, Steinar; Salvesen, Rolf; Grønning, Marit. (2007) Management of probable medication-overuse headache: 1-year randomized multicenter open-label trial. IHC IHC , Stockholm 2007-06-28 - 2007-07-01
  • Intervju
    Hagen, Knut. (2007) Enkel behandling av hodepine. Mozon Mozon [Internett] 2007-02-17
  • Intervju
    Hagen, Knut. (2007) Hodepine koster milliarder. Hegnar online (forside). [Internett] 2007-09-25
  • Intervju
    Hagen, Knut. (2007) Migrene koster milliarder. Intervju i Avisa Nordland. [Avis] 2007-09-25
  • Intervju
    Hagen, Knut. (2007) Snarvei fra kronisk hodepine. Adresseavisa Adresseavisa [Avis] 2007-10-19
  • Intervju
    Hagen, Knut. (2007) En vellykket snarvei. Intervju resultater fra studie på medikamentoverforbrukshodepine. Pulsen nr. 5 2007 Pulsen nr. 5 2007 [Avis] 2007-10-15
  • Intervju
    Hagen, Knut. (2007) Gjør vondt verre (Om medisinoverforbrukshodepine) Pasienthåndboka, Norsk helseinformatikk, intervju. [Internett] 2007-01-28
  • Intervju
    Hagen, Knut. (2007) Migrene koster 1,3 milliarder. Helserevyen (forsiden). [Internett] 2007-09-26
  • Intervju
    Hagen, Knut. (2007) Hodepine koster milliarder. Intervju i Bergens tidene. [Avis] 2007-09-25
  • Intervju
    Hagen, Knut. (2007) Migrene koster milliarder. Intervju med Adresseavisa. [Avis] 2007-09-24
  • Intervju
    Hagen, Knut. (2007) Intervju om kostnader ved migrene i Norgesglasset (P1). [Radio] 2007-09-26
  • Intervju
    Hagen, Knut. (2007) Hodeverk koster 1,3 milliarder. Intervju i Stavanger Aftenblad. [Avis] 2007-09-25
  • Intervju
    Hagen, Knut. (2007) Satt ut av hodepine. Helserevyen online. [Internett] 2007-09-26
  • Poster
    Aamodt, Anne Hege ; Stovner, Lars Jacob; Midthjell, Kristian; Hagen, Knut; Zwart, John-Anker. (2007) Headache prevalence related to diabetes mellitus. The Head-Hunt study. EFNS EFNS , Brussels 2007-08-25 - 2007-08-28
  • Poster
    Aamodt, Anne Hege ; Stovner, Lars Jacob; Langhammer, Arnulf; Hagen, Knut; Zwart, John-Anker. (2007) Headache prevalence related to asthma, hay fever and chronic bronchitis. The Head-Hunt study. EFNS EFNS , Brussels 2007-08-25 - 2007-08-28
  • Poster
    Aegidius, Karen; Zwart, John-Anker; Hagen, Knut; Stovner, Lars Jacob. (2007) Headache and pregnancy. The Head-Hunt study, 1995-1997. EFNS EFNS , Brussels 2007-08-25 - 2007-08-28
  • Populærvitenskapelig foredrag
    Hagen, Knut. (2007) Trenger vi migrene?. Norges migreneforbunds Landsmøte Åpningsforedrag ved Norges migreneforbunds Landsmøte , uality Hotell Agustin Trondheim 2007-05-12 - 2007-05-13
  • Populærvitenskapelig foredrag
    Hagen, Knut. (2007) Klasehodepine og andre halvsidige hodepiner. Clustercompaniet Clustersymposiet , St. Olavs Hospital i Trondheim 2007-09-21 - 2007-09-23

2006

  • Intervju
    Hagen, Knut. (2006) Topptung, intervju om hodepine. KK KK [Avis] 2006-01-30
  • Intervju
    Hagen, Knut. (2006) Få hjelp mot hodepine. Cosmopolitan Cosmopolitan [Avis] 2006-04-01
  • Intervju
    Hagen, Knut. (2006) Magnetisk hjelp mot migrene. VG Nett VG Nett [Avis] 2006-06-26
  • Intervju
    Hagen, Knut. (2006) Medikamentoverforbruks hodepine: Gjør vondt enda verre. Norsk elektronisk legemiddelhåndbok Norsk elektronisk legemiddelhåndbok [Internett] 2006-01-31
  • Vitenskapelig foredrag
    Hagen, Knut. (2006) 10 år med Head-HUNT: Høydepunkter og utfordringer. Norsk migreneselskap Årsmøte i Norsk migreneselskap , Oslo 2006-11-20 - 2006-11-20
  • Vitenskapelig foredrag
    Zwart, John-Anker; Hagen, Knut; Kolstad, Frode; Svebak, Sven; Nygaard, Øystein P. (2006) Impact of BMI on prevalence of chronic neck and low back pain. SSE Annual meting EuroSpine SSE Annual meting EuroSpine 2006-10-25 - 2006-10-28
  • Vitenskapelig foredrag
    Zwart, John-Anker; Hagen, Knut; Stovner, Lars Jacob. (2006) Impact Of Weight Increase Om Headache Prevalence. The Head-Hunt Study. EHF EHF congress , Valencia 2006-04-26 - 2006-04-29
  • Poster
    Stovner, Lars Jacob; Hagen, Knut; Jensen, Rigmor; Katsarava, Zaza; Lipton, Richard; Scher, Ann. (2006) The global burden of headache. Norsk nevrologisk forening Nevrodagene 2006-11-20 - 2006-11-24
  • Poster
    Fiane, F; Haugland, ME; Stovner, Lars Jacob; Zwart, John-Anker; Bovim, Gunnar; Hagen, Knut. (2006) Sickness absence is related to frequency of migraine and non-migrainous headache. The HUNT Study. EHF EHF congress , Valencia 2006-04-26 - 2006-04-29
  • Poster
    Bjørk, Marte Helene; Nilsen, BM; Stovner, Lars Jacob; Hagen, Knut; Sand, Trond. (2006) The alpha rhythm in migraine: a longitudinal EEG study. 28th International Congress of Clinical Neurophysiology 28th International Congress of Clinical Neurophysiology , Edinburgh 2006-09-10 - 2006-09-14
  • Poster
    Hagen, Knut; Pettersen, E; Holmen, Jostein; Stovner, Lars Jacob; Skorpen, Frank; Zwart, John-Anker. (2006) The association between headache and Val158Met polymorphism in the catechol-O-methyltransferase gene: the HUNT Study. EHF EHF congress , Valencia 2006-04-26 - 2006-04-29
  • Poster
    Stovner, Lars Jacob; Hagen, Knut; Jensen, Rigmor; Katsarava, Z; Lipton, R. B.; Scher, AI. (2006) The golbal Burden of Headache. Migraine Trust international Symposium Migraine Trust international Symposium , London 2006-09-18 - 2006-09-20
  • Poster
    Zwart, John-Anker; Hagen, Knut; Kolstad, Frode; Svebak, Sven; Nygaard, Øystein P. (2006) Impact of BMI on prevalence of chronic neck and low back pain. SSE Annual meting EuroSpine SSE Annual meting EuroSpine 2006-10-25 - 2006-10-28

2005

  • Poster
    Ægidius, K.; Zwart, John-Anker; Hagen, Knut; Schei, Berit; Stovner, Lars Jacob. (2005) Headache and hormone replacement therapy in postmenopausal women. Prevalence in a large Norwegian population-based survey, 1995-97. 9th EFNS Congress , Athen 2005-09-17 - 2005-09-20
  • Poster
    Stovner, Lars Jacob; Aamodt, Anne Hege Nymoen; Hagen, Knut; Zwart, John-Anker. (2005) Comorbidity of headache and gastrointestinal complaints. The HUNT stuyd. IHC , Kyoto 2005-10-15 - 2005-10-17
  • Poster
    Stovner, Lars Jacob; Aamodt, Anne Hege Nymoen; Hagen, Knut; Bråthen, Geir; Zwart, John-Anker. (2005) Tobacco and alcohol use in relation to hadache. The Head-HUNT study. IHC , Kyoto 2005-10-15 - 2005-10-17
  • Poster
    Ægidius, K.; Zwart, John-Anker; Hagen, Knut; Schei, Berit; Stovner, Lars Jacob. (2005) Oral contraceptives and incrased headache prevalence. The Head-HUNT study. 9th EFNS Congress , Athen 2005-09-17 - 2005-09-20
  • Poster
    Tronvik, Erling; Stovner, Lars Jacob; Hagen, Knut; Holmen, J.; Zwart, John-Anker. (2005) Hypertension-associated hypalgesia: An important mechanism in headache and other pains?. International Headache Research Seminars , København 2005-03-11 - 2005-03-13
  • Poster
    Bråthen, Geir; Stovner, Lars Jacob; Aamodt, Anne Hege Nymoen; Hagen, Knut; Zwart, John-Anker. (2005) Tobacco and alcohol use in relation to headache. The Head-HUNT stuyd. Nevrodagene 2005-11-24 -
  • Poster
    Bjørk, Marte Helene; Zhitny, Nikita Borisovich; Stjern, Marit; Helde, Grethe; Gravdahl, Gøril B.; Stovner, Lars Jacob. (2005) Quantitative electroencephalography (QEEG) in migraine. IHC , Kyoto 2005-10-15 - 2005-10-17

2004

  • Vitenskapelig foredrag
    Hagen, Knut. (2004) Hodepine for voksne. Vertigo. Nevrologi i allmennpraksis. Helse i Fokus , Oppdal 2004-03-03 -
  • Vitenskapelig foredrag
    Hagen, Knut. (2004) Kort presentasjon av avhandlingens hovedfunn. HUNT's jubileumsseminar Stiklestad , Stiklestad 2004-05-26 -
  • Vitenskapelig foredrag
    Hagen, Knut. (2004) Hovedfag i nevrovitenskap. Om bevegelsesforstyrrelser og parkinsonisme. Oppdals-Uka 2004-03-03 -
  • Vitenskapelig foredrag
    Hagen, Knut. (2004) 60 minutter om migrene og annen hodepine. Hodepinedagen , Trondheim 2004-09-16 -

2003

  • Poster
    Sand, Trond; Hagen, Knut. (2003) Headache in snorers: Association with apnea, desaturation and sleep quality. XI Congress IHS , Roma 2003-09-16 -
  • Poster
    Aamodt, Anne Hege Nymoen; Borch-Iohnsen, berit; Hagen, Knut; Stovner, Lars Jacob; Åsberg, Arne; Zwart, John-Anker. (2003) Headache prevalence related to hemoglobin, erythrocyte count and ferritin. The HUNT study. Congress IHS , Roma 2003-09-16 -
  • Poster
    Zwart, John-Anker; Dyb, G; Hagen, Knut; Stovner, Lars Jacob; Svebak, Sven; Holmen, Jostein. (2003) Analgesic overuse among subjects with headache, neck and low-back pain.The Head-HUNT Study, Noreway. The 11th Congress of the International Headache Society. , Roma 2003-09-16 -
  • Poster
    Zwart, John-Anker; Dyb, G; Hagen, Knut; Svebak, Sven; Holmen, Jostein. (2003) Anagesic use as a predictor of chronic pain and medication overuse headache. A prospective study of 32 967 adults in Norway. The head-HUNT Study. The 11th Congress of the International headache Society , Roma 2003-09-16 -

2002

  • Vitenskapelig foredrag
    Zwart, John-Anker; Dyb, G; Hagen, Knut; Svebak, Sven; Holmen, Jostein. (2002) Analgesic use, a predictor of chronic pain and medication overuse headace. The Head-HUNT Study. Annual meeting for the Norwegian Neurological Association , Oslo 2002-11-29 -
  • Vitenskapelig foredrag
    Hagen, Knut; Sand, Trond; Schrader, Harald. (2002) Hvordan kan vi utelukke pasienter med uttalt obstruktiv søvnapné: Kombinasjon av kliniske data og oksimetri kan redusere behovet for full søvnpolygrafi. Nordisk kongress i klinisk nevrofysiologi , Stockholm 2002-05-24 -

2001

  • Poster
    Sand, Trond; Hagen, Knut; Schrader, Harald. (2001) Headache and neck pain are frequent complaints in patients with and without obstructive sleep apnea syndrome (OSAS) admitted for polysomnography: A comparison with prevalence in a large general population. 9th SSRS meeting Reykavik august 2001 , Reykavik 2001-08-20 -
  • Poster
    Ødegaard, Kjetil Joachim; Zwart, John-Anker; Hagen, Knut; Mykletun, Arnstein; Dahl, Alv Andreas; Neckelmann, Dag Olav. (2001) HUNT: Migraine, anxiety and depression. A large population-based study in Norway. 2001 annual meeting of the American Psychiatric Assosiation (APA) , New- Orleans, USA 2001-01-01 -
  • Vitenskapelig foredrag
    Sand, Trond; Hagen, Knut; Schrader, Harald. (2001) Hodepine og nakkesmerter forekommer hyppig hos snorkere med og uten polysomnografibekreftet obstruktiv søvnapné (OSA). Nevrodagene, Oslo, november 2002 , Oslo 2001-11-24 -
  • Poster
    Ødegård, K.J.; Zwart, John-Anker; Hagen, K.; Mykletun, Arnstein; Dahl, Alv A; Neckelmann, Dag G.. (2001) Migrane anxiety and depression. A large population based study in Norway. Annual Meeting of the American Psychiatric Association , New Orleans, USA 2001-01-01 -

2000

  • Poster
    Hagen, Knut; Bjøro, T; Zwart, John-Anker; Vatten, Lars Johan; Stovner, Lars Jacob; Bovim, Gunnar. (2000) Is there an association between headache and thyroid dysfunction?. 5th Congress of the European Federation of Neurological Societies , Copenhagen 14-18 October
  • Poster
    Hagen, Knut; Zwart, John-Anker; Vatten, Lars Johan; Stovner, Lars Jacob; Bovim, Gunnar. (2000) Prevalence of migraine and non-migrainous headache : head-hunt - a l- arge population-based study. AASH , Montreal, Quebec Canada 23-25 June

1998

  • Vitenskapelig foredrag
    Hagen, Knut; Zwart, John-Anker; Vatten, Lars Johan; Stovner, Lars Jacob; Bovim, Gunnar. (1998) Hodepine i Nord-Trøndelag (Head-HUNT). Validering av spørreundersøkelsen. Nevrodagene , Rikshospitalet

1997

  • Vitenskapelig foredrag
    Hagen, K.; Bovim, Gunnar; Boman, H.; Mellgren, S.I.; Lindahl, S.. (1997) Ett år nærmere diagnose? : sent-debuterende progredierende sentral og perifer demyeliniserende sykdom i Hedmarksfamilie. Nevrodagene 1997 , Oslo

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