• Covariate order tests for covariate effect 

      Kvaløy, Jan Terje (Journal article; Peer reviewed, 2002)
      A new approach for constructing tests for association between a random right censored life time variable and a covariate is proposed. The basic idea is to first arrange the observations in increasing order of the covariate ...
    • Epidemiology and classification of gastroenteropancreatic neuroendocrine neoplasms using current coding criteria 

      Sandvik, Oddvar Mathias; Søreide, Kjetil; Gudlaugsson, Einar; Kvaløy, Jan Terje; Søreide, Jon Arne (Journal article; Peer reviewed, 2015-09)
      Background: The lack of uniform criteria for coding of gastroenteropancreatic neuroendocrine neoplasia (GEP-NEN) has hampered previous epidemiological studies. The epidemiology of GEP-NEN was investigated in this study ...