Now showing items 1-14 of 14

  • Cheng, Socheat; Gossop, Michael; Kristoffersen, Espen Saxhaug; Grambaite, Ramune; Lundqvist, Anders Christofer (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Objectives Central nervous system depressants (CNSDs) such as opioids, benzodiazepine and Z-hypnotics are commonly used. However, CNSDs may influence cognitive function, especially in older hospitalised patients with ...
  • Kristoffersen, Espen Saxhaug; Børte, Sigrid; Hagen, Knut; Zwart, John-Anker; Winsvold, Bendik K S (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 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) were ...
  • Kristoffersen, Espen Saxhaug; Jahr, Silje Holt; Thommessen, Bente; Rønning, Ole M. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Objectives There are concerns that public anxiety around COVID‐19 discourages patients from seeking medical help. The aim of this study was to see how lockdown due to the pandemic affected the number of admissions of ...
  • Diener, Hans-Christoph; Antonaci, Fabio; Braschinsky, Mark; Evers, Stefan; Jensen, Rigmor; Laínez, Jose Miguel; Kristoffersen, Espen Saxhaug; Tassorelli, Cristina; Ryliskiene, Kristina; Petersen, Jens A. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Background The frequent use of medication to treat migraine attacks can lead to an increase in migraine frequency and is called medication‐overuse headache (MOH). Methods Based on the available literature in this ...
  • Kristoffersen, Espen Saxhaug; Sandset, Else Charlotte; Winsvold, Bendik K S; Faiz, Kashif Waqar; Storstein, Anette Margrethe (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Objective The COVID‐19 pandemic has led to rapid changes in the delivery of medical care worldwide. The main objective of this survey was to investigate the initial experiences of neurologists with the use of telemedicine ...
  • Kristoffersen, Espen Saxhaug; Straand, Jørund; Russell, Michael Bjørn; Lundqvist, Christofer (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2014)
    Background Medication-overuse headache (MOH) is a common problem in primary care. Brief intervention (BI) has successfully been used for detoxification from overuse of alcohol and drugs. The aim of this pilot study was to ...
  • Kristoffersen, Espen Saxhaug; Børte, Sigrid; Hagen, Knut; Zwart, John-Anker; Winsvold, Bendik K S (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Background Obesity has been linked to an increased prevalence of migraine, and to increased migraine attack frequency, but several questions are left unanswered by previous studies. We examined the relationship between ...
  • Bjorvatn, Bjørn; Pallesen, Ståle; Moen, Bente Elisabeth; Waage, Siri; Kristoffersen, Espen Saxhaug (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2018)
    Objectives: To investigate associations between different types of headaches and shift work. Design, participants and outcome measures: Nurses with different work schedules (day work, two-shift rotation, night work, ...
  • 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 (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 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 ...
  • Alstadhaug, Karl Bjørnar; Ofte, Hilde Karen; Kristoffersen, Espen Saxhaug (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2017)
    The concept that headache treatment per se may be the cause of chronification of headache is not new,3 but our understanding of this concept, and the terminology defining it, have changed throughout the years. The criteria ...
  • Hagen, Knut; Kristoffersen, Espen Saxhaug; Winsvold, Bendik K S; Stovner, Lars Jacob; Zwart, John-Anker (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
    Objectives To estimate remission rates of chronic headache and predictors of remission. Methods In this longitudinal population-based cohort study, we used validated headache questionnaire data from the second ...
  • Fetveit, Arne; Straand, Jørund; Bjorvatn, Bjørn; Kristoffersen, Espen Saxhaug (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    Sleep disturbances cause great impairment in quality of life. In this cross-sectional study, we analysed questionnaire-collected data from 12,655 persons (30-87 years) who participated in the sixth survey of the Tromsø ...
  • Cheng, Socheat; Siddiqui, Tahreem Ghazal; Gossop, Michael; Kristoffersen, Espen Saxhaug; Lundqvist, Christofer (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    OBJECTIVES: Timely recognition of medication misuse and dependence is crucial to avoid both adverse drug events and increasing health expenditure. Yet the detection of these disorders in older people remains challenging ...
  • Cheng, Socheat; Siddiqui, Tahreem Ghazal; Gossop, Michael; Wyller, Torgeir Bruun; Kristoffersen, Espen Saxhaug; Lundqvist, Anders Christofer (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2021)
    Abstract Background Multimorbidity and prolonged use of addictive medications are prevalent among older patients, and known to increase the risk of adverse drug events. Yet, the relationship between ...