Blar i St. Olavs hospital på forfatter "Hagen, Knut"
-
Association between blood pressure measures and recurrent headache in adolescents: cross-sectional data from the HUNT-Youth study
Tronvik, Erling; Zwart, John-Anker; Hagen, Knut; Dyb, Grete; Holmen, Turid Lingaas; Stovner, Lars Jacob (Journal article; Peer reviewed, 2011)The relationship between blood pressure and headache in youth has not been explored and the objective of the present study was to provide data on this association in an adolescent population. Cross-sectional data from a ... -
Associations between the number of children, age at childbirths and prevalence of chronic low back pain: the Nord- Trøndelag Health Study
Heuch, Ingrid; Heuch, Ivar; Hagen, Knut; Storheim, Kjersti; Zwart, John-Anker (Peer reviewed; Journal article, 2020)Background Associations between childbirths and subsequent risk of low back pain (LBP) have not been clarified. Changes in sex hormone levels or lumbar posture during pregnancy may have an impact on LBP later in life. ... -
The bidirectional temporal relationship between headache and affective disorders: longitudinal data from the HUNT studies
Giri, Samita; Tronvik, Erling Andreas; Hagen, Knut (Peer reviewed; Journal article, 2022)Background Few prospective population-based studies have evaluated the bidirectional relationship between headache and affective disorder. The aim of this large-scale population-based follow-up study was to investigate ... -
Caesarean section and the association with migraine: a retrospective register-linked HUNT population cohort study
Kristoffersen, Espen Saxhaug; Børte, Sigrid; Hagen, Knut; Zwart, John-Anker; Winsvold, Bendik K S (Peer reviewed; Journal article, 2020)Objectives To evaluate the association between caesarean section and migraine in a population-based register-linked cohort study. Setting Data from the population-based Nord-Trøndelag Health Studies (HUNT2 and HUNT3) ... -
Cerebral cortical dimensions in headache sufferers aged 50-66 years: a population-based imaging study in the Nord-Trondelag Health Study (HUNT-MRI)
Husøy, Andreas Kattem; Håberg, Asta Kristine; Rimol, Lars Morten; Hagen, Knut; Vangberg, Torgil Riise; Stovner, Lars Jacob (Journal article; Peer reviewed, 2019)Based on previous clinic-based magnetic resonance imaging studies showing regional differences in the cerebral cortex between those with and without headache, we hypothesized that headache sufferers have a decrease in ... -
COL11A1 is associated with developmental dysplasia of the hip and secondary osteoarthritis in the HUNT study
Jacobsen, Kaya Kvarme; Børte, Sigrid; Laborie, Lene Bjerke; Kristiansen, Hege; Schäfer, Annette; Gundersen, Trude; Zayats, Tetyana; Winsvold, Bendik Kristoffer Slagsvold; Karen, Rosendahl; Martinsen, Amy; Skogholt, Anne Heidi; Brumpton, Ben Michael; Willer, Cristen J; Fors, Egil Andreas; Kristoffersen, Espen Saxhaug; Heuch, Ingrid; Mundal, Ingunn Pernille; Zwart, John Anker Henrik; Nielsen, Jonas B.; Storheim, Kjersti; Hagen, Knut; Nilsen, Kristian Bernhard; Hveem, Kristian; Fritsche, Lars G; Thomas, Laurent Francois; Pedersen, Linda Margareth; Gabrielsen, Maiken Elvestad; Lie, Marie U.; Stensland, Synne; Zhou, Wei (Peer reviewed; Journal article, 2023)Objective: Developmental dysplasia of the hip (DDH) is a congenital condition affecting 2-3% of all infants. DDH increases the risk of osteoarthritis, is the cause of 30% of all total hip arthroplasties (THAs) in adults ... -
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)
Husøy, Andreas Kattem; Eikenes, Live; Håberg, Asta; Hagen, Knut; Stovner, Lars Jacob (Journal article; Peer reviewed, 2019)Background Several studies have investigated white matter with diffusion tensor imaging (DTI) in those suffering from headache, but so far only in clinic based samples and with conflicting results. Methods In the present ... -
Does diabetes influence the probability of experiencing chronic low back pain? A population-based cohort study: the Nord-Trøndelag Health Study
Heuch, Ingrid; Heuch, Ivar; Hagen, Knut; Sørgjerd, Elin Pettersen; Åsvold, Bjørn Olav; Zwart, John-Anker (Journal article; Peer reviewed, 2019)Objective Low back pain (LBP) is a major problem in modern society and it is important to study possible risk factors for this disorder. People with diabetes are often affected by LBP, but whether diabetes represents a ... -
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
Heuch, Ingrid; Heuch, Ivar; Hagen, Knut; Storheim, Kjersti; Zwart, John Anker Henrik (Peer reviewed; Journal article, 2022)Objective In most population-based studies of low back pain (LBP), women have a higher risk than men, possibly reflecting hormonal influences. The aim of this study was to explore associations between age at menarche and ... -
FollowTheSutures: Piloting a new way to administer onabotulinumtoxinA for chronic migraine.
Stovner, Lars Jacob; Hagen, Knut; Tronvik, Erling Andreas; Gravdahl, Gøril Bruvik; Burstein, Rami; Dodick, David W. (Peer reviewed; Journal article, 2022)Background Anatomical and experimental data indicate that onabotulinimtoxin A could be more efficient and cost-effective for treating chronic migraine with injections targeting the cranial sutures, where collaterals from ... -
Genome-wide analysis of 102,084 migraine cases identifies 123 risk loci and subtype-specific risk alleles
Hautakangas, Heidi; Winsvold, Bendik K S; Ruotsalainen, Sanni; Bjornsdottir, Gyda; Harder, Aster V. E.; Kogelman, Lisette J. A.; Thomas, Laurent; Noordam, Raymond; Benner, Christian; Gormley, Padhraig; Artto, Ville; Banasik, Karina; Bjornsdottir, Anna; Boomsma, Dorret I.; Brumpton, Ben Michael; Burgdorf, Kristoffer Sølvsten; Buring, Julie E.; Chalmer, Mona Ameri; de Boer, Irene; Dichgans, Martin; Erikstrup, Christian; Färkkilä, Markus; Gabrielsen, Maiken Elvestad; Ghanbari, Mohsen; Hagen, Knut; Häppölä, Paavo; Hottenga, Jouke-Jan; Hrafnsdottir, Maria G.; Hveem, Kristian; Johnsen, Marianne Bakke; Kähönen, Mika; Kristoffersen, Espen Saxhaug; Kurth, Tobias; Lehtimäki, Terho; Lighart, Lannie; Magnusson, Sigurdur H.; Malik, Rainer; Pedersen, Ole Birger; Pelzer, Nadine; Penninx, Brenda W. J. H.; Ran, Caroline; Ridker, Paul M.; Rosendaal, Frits Richard; Sigurdardottir, Gudrun R.; Skogholt, Anne Heidi; Sveinsson, Olafur A.; Thorgeirsson, Thorgeir E.; Ullum, Henrik; Zwart, John Anker Henrik (Peer reviewed; Journal article, 2022)Migraine affects over a billion individuals worldwide but its genetic underpinning remains largely unknown. Here, we performed a genome-wide association study of 102,084 migraine cases and 771,257 controls and identified ... -
The global prevalence of headache: an update, with analysis of the influences of methodological factors on prevalence estimates
Stovner, Lars Jacob; Hagen, Knut; Linde, Mattias; Steiner, Timothy J. (Peer reviewed; Journal article, 2022)Background According to the Global Burden of Disease (GBD) study, headache disorders are among the most prevalent and disabling conditions worldwide. GBD builds on epidemiological studies (published and unpublished) ... -
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
Hagen, Knut; Stovner, Lars Jacob; Zwart, John-Anker (Peer reviewed; Journal article, 2020)Background Several previous studies have reported a cross-sectional association between elevated high sensitivity C-reactive protein (hs-CRP) and migraine. The aim of this population-based follow-up study was to investigate ... -
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
Giri, Samita; Tronvik, Erling Andreas; Linde, Mattias; Hagen, Knut (Peer reviewed; Journal article, 2022)Medication overuse headache (MOH) is defined as headache occurring ≥15 days/month developing as a consequence of regular overuse of acute or symptomatic headache medication for more than 3 months. MOH is present in more ... -
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
HEUCH, INGRID; Heuch, Ivar; Hagen, Knut; Zwart, John-Anker (Journal article; Peer reviewed, 2016)Background Physical activity in leisure time is often considered to have favourable effects on the risk of low back pain (LBP), but demonstrating a definite association in epidemiological studies has proven difficult. The ... -
Menopausal hormone therapy, oral contraceptives and risk of chronic low back pain: the HUNT Study
Heuch, Ingrid; Heuch, Ivar; Hagen, Knut; Storheim, Kjersti; Zwart, John Anker Henrik (Peer reviewed; Journal article, 2023)Background There are indications that use of menopausal hormone therapy (MHT) and oral contraceptives (OC) increases the risk of low back pain (LBP), with higher oestrogen levels involved in the underlying mechanisms. ... -
Mitochondrial genome-wide association study of migraine – the HUNT Study
Børte, Sigrid; Zwart, John-Anker; Skogholt, Anne Heidi; Gabrielsen, Maiken Elvestad; Thomas, Laurent; Fritsche, Lars G; Surakke, Ida; Nielsen, Jonas B.; Zhou, Wei; Wolford, Brooke; Vigeland, Magnus Dehli; Hagen, Knut; Kristoffersen, Espen Saxhaug; Nyholt, Dale R; Chasman, Daniel I; Brumpton, Ben Michael; Willer, Christen; Winsvold, Bendik K S (Peer reviewed; Journal article, 2020)Background Variation in mitochondrial DNA (mtDNA) has been indicated in migraine pathogenesis, but genetic studies to date have focused on candidate variants, with sparse findings. We aimed to perform the first mitochondrial ... -
One‑year prevalence of cluster headache, hemicrania continua, paroxysmal hemicrania and SUNCT in Norway: a population‑based nationwide registry study
Hagen, Knut (Peer reviewed; Journal article, 2024)Background - There is lack of population-based studies evaluating the prevalence of paroxysmal hemicrania, hemicrania continua and short-lasting unilateral neuralgiform headache attacks. Objectives - The aim of this study ... -
Parental migraine in relation to migraine in offspring: Family linkage analyses from the HUNT Study
Børte, Sigrid; Zwart, John-Anker; Stensland, Synne; Hagen, Knut; Winsvold, Bendik K S (Journal article; Peer reviewed, 2019)Background Migraine is known to run in families. While some clinical studies have indicated that migraine is disproportionally transmitted through the maternal line, this has not been examined in a population-based ... -
Pragmatiske studier – hva er det?
Lyngbakken, Magnus Nakrem; Paulsen, Aksel; Sethupathy, Ashwini; Hesselberg, Øyvind; Grimsgaard, Sameline; Hagen, Knut (Peer reviewed; Journal article, 2021)