• Behovsmedisinering i sykehjem: Forskrivning, bruk og dokumentasjon av effekt. 

      Rønningen, Stine Wang; Bakken, Kjersti; Granås, Anne Gerd (Journal article; Tidsskriftartikkel; Peer reviewed, 2013)
      Bakgrunn: For å sikre sykehjems-pasienter effektiv og forsvarlig legemiddelbehandling, kreves hensiktsmessige rutiner for forskrivning, håndtering og effektdokumentasjon både av legemidler gitt fast og ved behov. Vår kunnskap om forholdene rundt behovsmedisinering er begrenset. Hensikt: Få kunnskap om behovsmedisinering ved å kartlegge forskrivning og utlevering av behovslegemidler ved ett utvalgt ...
    • Hormone replacement therapy use and plasma levels of sex hormones in the Norwegian Women and Cancer Postgenome Cohort : a cross-sectional analysis 

      Waaseth, Marit; Bakken, Kjersti; Dumeaux, Vanessa; Olsen, Karina Standahl; Rylander, Charlotta; Figenschaug, Yngve; Lund, Eiliv (Journal article; Tidsskriftartikkel; Peer reviewed, 2008-02-14)
      Background: Hormone replacement therapy use (HRT) is associated with increased breast cancer risk. Our primary objective was to explore hormone levels in plasma according to HRT use, body mass index (BMI) and menopausal status. A secondary objective was to validate self-reported questionnaire information on menstruation and HRT use in the Norwegian Women and Cancer postgenome cohort (NOWAC). Methods: ...
    • Oral contraceptive use and reproductive factors and risk of ovarian cancer in the European Prospective Investigation into Cancer and Nutrition 

      Tsilidis, KK; Allen, Naomi; Key, TJ; Dossus, L; Lukanova, A; Bakken, Kjersti; Lund, Eiliv; Fournier, Agnes; Overvad, Kim; Hansen, L; Tjønneland, Anne; Fedirko, V; Rinaldi, S; Romieu, I; Clavel-Chapelon, Francoise; Engel, P; Kaaks, R; Schütze, M; Steffen, A; Bamia, C; Trichopoulou, A; Zylis, D; Masala, G; Pala, V; Galasso, R; Tumino, R; Sacerdote, C; Bueno-De-Mesquita, HB; van Duijnhoven, FJB; Braem, MGM; Onland-Moret, NC; Gram, Inger Torhild; Rodriguez, L; Travier, N; Sánchez, M-J; Huerta, JM; Ardanaz, Eva; Larrañaga, N; Jirstrom, K; Manjer, J; Idahl, A; Ohlson, N; Khaw, KT; Wareham, N; Mouw, T; Norat, T; Riboli, Elio (Journal article; Tidsskriftartikkel; Peer reviewed, 2011-09-03)
      BACKGROUND: It is well established that parity and use of oral contraceptives reduce the risk of ovarian cancer, but the associations with other reproductive variables are less clear.<p> <p>METHODS: We examined the associations of oral contraceptive use and reproductive factors with ovarian cancer risk in the European Prospective Investigation into Cancer and Nutrition. Among 327 396 eligible ...
    • Understanding recent trends in incidence of invasive breast cancer in Norway: age-period-cohort analysis based on registry data on mammography screening and hormone treatment use 

      Weedon-Fekjær, Harald; Bakken, Kjersti; Vatten, Lars Johan; Tretli, Steinar (Journal article; Tidsskriftartikkel; Peer reviewed, 2012-01-30)
      Objective To quantify the separate contributions of menopausal hormone treatment and mammography screening activities on trends in incidence of invasive breast cancer between 1987 and 2008.<p> <p>Design Population study using aggregated data analysed by an extended age-period-cohort model. <p>Setting Norway. <p>Population Norwegian women aged 30-90 between 1987 and 2008, including 50 102 newly ...