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  1. Employees

Språkvelger

Norsk

Torunn Varmdal

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Torunn Varmdal

Researcher
Department of Circulation and Medical Imaging
Faculty of Medicine and Health Sciences

torunn.varmdal@ntnu.no
+4793028286 AHL-senteret, 344.03.002, Øya, Prinsesse Kristinas gate 3
About Publications Outreach

About

Areas of interest: Patient registers, cardiovascular diseases, exercise, quality of registers, coding pratice, epidemiology.

NorEx - The Norwegian Trial of Physical Exercise After Myocardial Infarctionvalidating 

I am project manager of the NorEx study, the world's largest study on exercise after myocardial infarction. Our aim is to investigate whether four years of physical exercise prolongs life and prevents recurrent cardiovascular events in patients treated for myocardial infarction. The first participants were enrolled in October 2020. Read more about NorEx.

 

 

 

 

 

 

 

 

 

 

 

Competencies

  • Cardiovascular Diseases
  • Cerebral stroke
  • Helseregistre
  • Myocardial infarction
  • Patient Register
  • Validation

Publications

  • Chronological
  • By category
  • See all publications in Cristin

2025

  • Ibsen, Jørgen; Hov, Maren Ranhoff; Varmdal, Torunn; Lund, Christian; Hall, Christian. (2025) Transport time as a potential limiting factor for thrombolytic treatment of stroke in Norway. BMC Health Services Research
    Academic article
  • Elangwe, Kevin C; Mathiesen, Ellisiv B.; Varmdal, Torunn; Indredavik, Bent; Eltoft, Agnethe. (2025) Trends in reperfusion treatments, functional outcomes and mortality for first-ever ischaemic stroke in Norway from 2014 to 2021: The Norwegian Stroke Registry. European Stroke Journal
    Academic article

2024

  • Søyland, Mary-Helen; Tveiten, Arnstein; Eltoft, Agnethe; Øygarden, Halvor; Varmdal, Torunn; Indredavik, Bent. (2024) Thrombolytic Treatment in Wake-Up Stroke: A Propensity Score-Matched Analysis of Treatment Effectiveness in the Norwegian Stroke Registry. Journal of the American Heart Association (JAHA)
    Academic article

2023

  • Halle, Kari Krizak; Digre, Tormod Aarlott; Govatsmark, Ragna Elise Støre; Varmdal, Torunn. (2023) Coverage uncertainty range: A new method for calculating uncertainty around summary statistics in healthcare quality indicators. Norsk Epidemiologi
    Academic article
  • Sen, Abhijit; Gémes, Katalin; Svensén, Christer; Varmdal, Torunn; Jonsson, Magnus; Janszky, Imre. (2023) Risk of myocardial infarction after invasive outpatient procedures. Heart
    Academic article

2022

  • Søyland, Mary-Helen; Tveiten, Arnstein; Eltoft, Agnethe; Øygarden, Halvor; Varmdal, Torunn; Indredavik, Bent. (2022) Wake-up stroke and unknown-onset stroke; occurrence and characteristics from the nationwide Norwegian Stroke Register. European Stroke Journal
    Academic article
  • Sen, Abhijit; Gemes, Katalin; Stålhammar, Gustav; Svensén, Christer; Tornvall, Per; Jonsson, Magnus. (2022) Risk for Acute Myocardial Infarction After Ophthalmologic Procedures. Annals of Internal Medicine
    Academic article

2021

  • Varmdal, Torunn; Mathiesen, Ellisiv B.; Wilsgaard, Tom; Njølstad, Inger; Nyrnes, Audhild; Grimsgaard, Sameline. (2021) Validating Acute Myocardial Infarction Diagnoses in National Health Registers for Use as Endpoint in Research: The Tromsø Study. Clinical Epidemiology
    Academic article
  • Varmdal, Torunn; Løchen, Maja-Lisa; Wilsgaard, Tom; Njølstad, Inger; Nyrnes, Audhild; Grimsgaard, Sameline. (2021) Data from national health registers as endpoints for the Tromsø Study: Correctness and completeness of stroke diagnoses. Scandinavian Journal of Public Health
    Academic article
  • Sen, Abhijit; Bakken, Inger Johanne Landsjøåsen; Govatsmark, Ragna Elise Støre; Varmdal, Torunn; Bønaa, Kaare Harald; Mukamal, Kenneth Jay. (2021) Influenza vaccination and risk for cardiovascular events: a nationwide self-controlled case series study. BMC Cardiovascular Disorders
    Academic article

2020

  • Varmdal, Torunn; Indredavik, Bent; Phan, Ailan; Fjærtoft, Hild. (2020) Hjerneslag i Norge 2015-16 - behandling og resultater. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Academic article

2017

  • Varmdal, Torunn; Janszky, Imre; Bakken, Inger Johanne; Ellekjær, Hanne; Fjærtoft, Hild; Håberg, Siri Eldevik. (2017) Percutaneous coronary intervention as a trigger for stroke. American Journal of Cardiology
    Academic article

2016

  • Varmdal, Torunn; Bakken, Inger Johanne; Janszky, Imre; Wethal, Torgeir; Ellekjær, Hanne; Rohweder, Gitta. (2016) Comparison of the validity of stroke diagnoses in a medical quality register and an administrative health register. Scandinavian Journal of Public Health
    Academic article

2015

  • Varmdal, Torunn; Ellekjær, Hanne; Fjærtoft, Hild; Indredavik, Bent; Lydersen, Stian; Bønaa, Kaare Harald. (2015) Inter-rater reliability of a national acute stroke register. BMC Research Notes
    Academic article

2011

  • Nordfjærn, Trond; Varmdal, Torunn. (2011) Perspektiver på suksesskriterier. Rus & samfunn
    Article in business/trade/industry journal

Journal publications

  • Ibsen, Jørgen; Hov, Maren Ranhoff; Varmdal, Torunn; Lund, Christian; Hall, Christian. (2025) Transport time as a potential limiting factor for thrombolytic treatment of stroke in Norway. BMC Health Services Research
    Academic article
  • Elangwe, Kevin C; Mathiesen, Ellisiv B.; Varmdal, Torunn; Indredavik, Bent; Eltoft, Agnethe. (2025) Trends in reperfusion treatments, functional outcomes and mortality for first-ever ischaemic stroke in Norway from 2014 to 2021: The Norwegian Stroke Registry. European Stroke Journal
    Academic article
  • Søyland, Mary-Helen; Tveiten, Arnstein; Eltoft, Agnethe; Øygarden, Halvor; Varmdal, Torunn; Indredavik, Bent. (2024) Thrombolytic Treatment in Wake-Up Stroke: A Propensity Score-Matched Analysis of Treatment Effectiveness in the Norwegian Stroke Registry. Journal of the American Heart Association (JAHA)
    Academic article
  • Halle, Kari Krizak; Digre, Tormod Aarlott; Govatsmark, Ragna Elise Støre; Varmdal, Torunn. (2023) Coverage uncertainty range: A new method for calculating uncertainty around summary statistics in healthcare quality indicators. Norsk Epidemiologi
    Academic article
  • Sen, Abhijit; Gémes, Katalin; Svensén, Christer; Varmdal, Torunn; Jonsson, Magnus; Janszky, Imre. (2023) Risk of myocardial infarction after invasive outpatient procedures. Heart
    Academic article
  • Søyland, Mary-Helen; Tveiten, Arnstein; Eltoft, Agnethe; Øygarden, Halvor; Varmdal, Torunn; Indredavik, Bent. (2022) Wake-up stroke and unknown-onset stroke; occurrence and characteristics from the nationwide Norwegian Stroke Register. European Stroke Journal
    Academic article
  • Sen, Abhijit; Gemes, Katalin; Stålhammar, Gustav; Svensén, Christer; Tornvall, Per; Jonsson, Magnus. (2022) Risk for Acute Myocardial Infarction After Ophthalmologic Procedures. Annals of Internal Medicine
    Academic article
  • Varmdal, Torunn; Mathiesen, Ellisiv B.; Wilsgaard, Tom; Njølstad, Inger; Nyrnes, Audhild; Grimsgaard, Sameline. (2021) Validating Acute Myocardial Infarction Diagnoses in National Health Registers for Use as Endpoint in Research: The Tromsø Study. Clinical Epidemiology
    Academic article
  • Varmdal, Torunn; Løchen, Maja-Lisa; Wilsgaard, Tom; Njølstad, Inger; Nyrnes, Audhild; Grimsgaard, Sameline. (2021) Data from national health registers as endpoints for the Tromsø Study: Correctness and completeness of stroke diagnoses. Scandinavian Journal of Public Health
    Academic article
  • Sen, Abhijit; Bakken, Inger Johanne Landsjøåsen; Govatsmark, Ragna Elise Støre; Varmdal, Torunn; Bønaa, Kaare Harald; Mukamal, Kenneth Jay. (2021) Influenza vaccination and risk for cardiovascular events: a nationwide self-controlled case series study. BMC Cardiovascular Disorders
    Academic article
  • Varmdal, Torunn; Indredavik, Bent; Phan, Ailan; Fjærtoft, Hild. (2020) Hjerneslag i Norge 2015-16 - behandling og resultater. Tidsskrift for Den norske legeforening (Tidsskriftet)
    Academic article
  • Varmdal, Torunn; Janszky, Imre; Bakken, Inger Johanne; Ellekjær, Hanne; Fjærtoft, Hild; Håberg, Siri Eldevik. (2017) Percutaneous coronary intervention as a trigger for stroke. American Journal of Cardiology
    Academic article
  • Varmdal, Torunn; Bakken, Inger Johanne; Janszky, Imre; Wethal, Torgeir; Ellekjær, Hanne; Rohweder, Gitta. (2016) Comparison of the validity of stroke diagnoses in a medical quality register and an administrative health register. Scandinavian Journal of Public Health
    Academic article
  • Varmdal, Torunn; Ellekjær, Hanne; Fjærtoft, Hild; Indredavik, Bent; Lydersen, Stian; Bønaa, Kaare Harald. (2015) Inter-rater reliability of a national acute stroke register. BMC Research Notes
    Academic article
  • Nordfjærn, Trond; Varmdal, Torunn. (2011) Perspektiver på suksesskriterier. Rus & samfunn
    Article in business/trade/industry journal

Outreach

2015

  • Poster
    Varmdal, Torunn. (2015) Inter-rater reliability of a national acute stroke register. European Stroke Organization European Stroke Organization Conference , Glasgow 2015-04-17 - 2015-04-19

2014

  • Academic lecture
    Varmdal, Torunn. (2014) Validity and reliability of the Norwegian Stroke Register and stroke diagnosis in the Norwegian Patient Register. Norsk forening for epidemiologi NOFE konferanse , Trondheim 2014-10-29 - 2014-10-30

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