• Self-evaluated anxiety in the Norwegian population: Prevalence and associated factors 

      Bonsaksen, Tore; Heir, Trond; Ekeberg, Øivind; Grimholt, Tine Kristin; Lerdal, Anners; Skogstad, Laila; Bredal, Inger Schou (Archives of Public Health;77, Article number: 10 (2019), Journal article, 2019-03-18)
      Background: Self-evaluations of mental health problems may be a useful complement to diagnostic assessment, but are less frequently used. This study investigated the prevalence of self-evaluated current and lifetime anxiety ...
    • Substance use in the Norwegian general population: Prevalence and associations with disease 

      Bonsaksen, Tore; Skogstad, Laila; Grimholt, Tine Kristin; Heir, Trond; Ekeberg, Øivind; Lerdal, Anners; Bredal, Inger Schou (Journal of Substance Use;, Journal article; Peer reviewed, 2020-07-13)
      Objective: This study aimed to estimate the prevalence of substance use in the Norwegian general population and examine whether the risk of various psychiatric or somatic diseases varied according to alcohol- and substance ...