• Hip fractures in a city in Northern Norway over 15 years : time trends, seasonal variation and mortality The Harstad Injury Prevention Study 

      Emaus, Nina; Olsen, Lena Ringstad; Ahmed, Luai A.; Balteskard, Lise; Jacobsen, Bjarne Koster; Magnus, Trine; Ytterstad, Børge (Journal article; Tidsskriftartikkel; Peer reviewed, 2011)
      Introduction The aim of the present population-based study was to describe age- and sex-specific incidence of hip fractures in a Northern Norwegian city, compare rates with the Norwegian capital Oslo, describe time trends in hip fracture incidence, place of injury, seasonal variation and compare mortality after hip fracture between women and men. Methods Data on hip fractures from 1994 to 2008 ...
    • Registration rate in the Norwegian Cruciate Ligament Register Large-volume hospitals perform better 

      Ytterstad, Karianne; Granan, Lars-Petter; Ytterstad, Børge; Steindal, Kjersti; Fjeldsgaard, Knut; Furnes, Ove; Engebretsen, Lars (Journal article; Tidsskriftartikkel; Peer reviewed, 2012)
      Background and purpose: The Norwegian Cruciate Ligament Register (NCLR) was founded in 2004. The purpose of the NCLR is to provide representative and reliable data for future research. In this study we evaluated the development of the registration rate in the NCLR. Methods: The Norwegian Patient Register (NPR) and the electronic patient charts (EPCs) were used as reference data for public and ...