• 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 ...
    • The Norwegian Society for Pharmacoepidemiology 

      Lupattelli, Angela; Karlstad, Øystein; Engeland, Anders; Småbrekke, Lars; Olsen, Kristine; Øvrebust, Aina; Waaseth, Marit (Journal article; Tidsskriftartikkel; Peer reviewed, 2021-08-16)
      The Norwegian Society for Pharmacoepidemiology (NFFE) is a multidisciplinary, nation-wide network of professionals involved in the field of pharmacoepidemiology. Pharmacoepidemiology is the science that bridges epidemiologic methodology with clinical pharmacology and clinical pharmacy, for studying the use, effectiveness, value and safety of pharmaceuticals1 . The foundation of NFFE took into ...
    • Prescribing of drugs for attention-deficit hyperactivity disorder in opioid maintenance treatment patients in Norway 

      Karlstad, Øystein; Furu, Kari; Skurtveit, Svetlana; Selmer, Randi (Journal article; Tidsskriftartikkel; Peer reviewed, 2013-09-27)
      Background: Attention-deficit hyperactivity disorder (ADHD) is a risk factor for development of substance use disorders. Treatment of ADHD with psychostimulants in patients on opioid maintenance treatment (OMT) has been restricted in Norway. We examined use of prescribed drugs for ADHD in OMT patients, and assessed co-medication with other psychotropics. Methods: Data were drawn from the nationwide ...