Browsing Det helsevitenskapelige fakultet by Author "Nafstad, Per"

Now showing items 1-3 of 3

    • Comorbidities in an asthma population 8-29 years old: a study from the Norwegian Prescription Database 

      Karlstad, Øystein; Nafstad, Per; Tverdal, Aage; Skurtveit, Svetlana; Furu, Kari (Journal article; Tidsskriftartikkel; Peer reviewed, 2011-09-23)
      Purpose: To examine occurrence of chronic diseases and antimicrobial treatment in an asthma population 8-29 years old, compared to the general population. Methods: In this cross-sectional study, the asthma population was identified from the general population (retrieved from a census covering the entire Norwegian population) by using filled prescriptions on asthma drugs as a proxy measure of ...

    • Family history of cancer and risk of paediatric and young adult’s testicular cancer: A Norwegian cohort study 

      Kollerud, Ruby Del Risco; Ruud, Ellen; Haugnes, Hege Sagstuen; Cannon-Albright, Lisa A.; Thoresen, Magne; Nafstad, Per; Vlatkovic, Ljiljana; Blaasaas, Karl Gerhard; Næss, Øyvind; Claussen, Bjørgulf (Journal article; Tidsskriftartikkel; Peer reviewed, 2019-04-10)
      <i>Background</i> - The aim of this study was to examine the association of a family history of cancer with the risk of testicular cancer in young adults.<p><p> <i>Methods</i> - This is a prospective cohort study including 1,974,287 males born 1951–2015, of whom 2686 were diagnosed with TC before the age of 30.<p><p> <i>Results</i> - A history of TC in male relatives was significantly ...

    • Is the Disease Burden from COPD in Norway Falling off? A Study of Time Trends in Three Different Data Sources 

      Melbye, Hasse; Helgeland, Jon; Karlstad, Øystein; Ariansen, Inger; Langhammer, Arnulf; Wisløff, Torbjørn; Nafstad, Per; Nystad, Wenche (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-02-12)
      <i>Background</i>: Less smoking should lead to fewer COPD cases. We aimed at estimating time trends in the prevalence and burden of COPD in Norway from 2001 to 2017.<p><p> <i>Methods</i>: We used pre-bronchodilator spirometry and other health data from persons aged 40– 84 years in three surveys of the Tromsø Study, 2001– 2002, 2007– 2008 and 2015– 2016. We applied spirometry lower limits of normal ...