• Association between objectively measured physical activity and longitudinal changes in body composition in adolescents: the Tromsø study fit futures cohort 

      Aars, Nils Abel; Beldo, Sigurd; Jacobsen, Bjarne K.; Horsch, Alexander; Morseth, Bente; Emaus, Nina; Furberg, Anne-Sofie; Grimsgaard, Sameline (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-10-07)
      <i>Objectives</i> - Physical activity may be important in deterring the obesity epidemic. This study aimed to determine whether objectively measured physical activity in first year of upper secondary high school predicted changes in body composition over 2 years of follow-up in a cohort of Norwegian adolescents (n=431).<p> <p><i>Design</i> - A longitudinal study of adolescents (mean age of 16 (SD ...
    • Diagnostic tests and treatment procedures performed prior to cardiovascular death in individuals with severe mental illness 

      Heiberg, Ina Heidi; Nesvåg, Ragnar; Balteskard, Lise; Bramness, Jørgen Gustav; Hultman, Christina M.; Næss, Øyvind; Reichborn-Kjennerud, Ted; Ystrøm, Eivind; Jacobsen, Bjarne K.; Høye, Anne (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-02-29)
      <p><i>Objective - </i>To examine whether severe mental illnesses (i.e., schizophrenia or bipolar disorder) affected diagnostic testing and treatment for cardiovascular diseases in primary and specialized health care. <p><i>Methods - </i>We performed a nationwide study of 72 385 individuals who died from cardiovascular disease, of whom 1487 had been diagnosed with severe mental illnesses. Log‐binomial ...
    • Do declines in occupational physical activity contribute to population gains in body mass index? Tromsø Study 1974–2016 

      Sagelv, Edvard Hamnvik; Ekelund, Ulf; Hopstock, Laila Arnesdatter; Aars, Nils Abel; Fimland, Marius Steiro; Jacobsen, Bjarne K.; Løvsletten, Ola; Wilsgaard, Tom; Morseth, Bente (Journal article; Tidsskriftartikkel; Peer reviewed, 2020-12-04)
      <i>Objective</i> - To examine whether occupational physical activity changes predict future body mass index (BMI) changes.<p> <p><i>Methods</i> - This longitudinal cohort study included adult participants attending ≥3 consecutive Tromsø Study surveys (examinations 1, 2 and 3) from 1974 to 2016 (N=11 308). If a participant attended >3 surveys, the three most recent surveys were included. Occupational ...
    • Fysisk aktivitet, risikofaktorer for hjerte- og karsykdommer og risiko for tidlig død blant samer og nordmenn i Finnmark 

      Hermansen, Rune Hermann; Jacobsen, Bjarne K. (Chapter; Bokkapittel, 2022-03-16)
      Hjerte- og karsykdommer er en av hovedårsakene til for tidlig død. Fokus på forebyggende tiltak er derfor viktig. Fysisk aktivitet er et gunstig forebyggende tiltak, men det er mangelfull kunnskap om sammenhengen mellom fysisk aktivitet, risikofaktorer for hjerte-og karsykdom og død hos urfolk, som eksempelvis samer. Historisk har den fleretniske befolkningen i nord hatt høyere hjerte- og kardødelighet ...
    • Impact of parents' education on variation in hospital admissions for children: a population-based cohort study 

      Olsen, Frank; Balteskard, Lise; Uleberg, Bård Erling; Jacobsen, Bjarne K.; Heuch, Ivar; Moen, Atle (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-06-22)
      Objectives To assess the impact of parental educational level on hospital admissions for children, and to evaluate whether differences in parents' educational level can explain geographic variation in admission rates. Design National cohort study. Setting The 18 hospital referral areas for children in Norway. Participants All Norwegian children aged 1–16 years in the period 2008–2016 and ...
    • Total and cause‑specific mortality in patients with personality disorders: the association between comorbid severe mental illness and substance use disorders 

      Høye, Anne; Jacobsen, Bjarne K.; Bramness, Jørgen Gustav; Nesvåg, Ragnar; Reichborn-Kjennerud, Ted; Heiberg, Ina Heidi (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-03-07)
      <p>Purpose: To investigate the mortality in both in- and outpatients with personality disorders (PD), and to explore the association between mortality and comorbid substance use disorder (SUD) or severe mental illness (SMI). <p>Methods: All residents admitted to Norwegian in- and outpatient specialist health care services during 2009–2015 with a PD diagnosis were included. Standardized mortality ...