Blar i NTNU Open på forfatter "de Graeff, Alexander"

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    • Differential item functioning (DIF) analyses of health-related quality of life instruments using logistic regression 

      Scott, Neil W; Fayers, Peter; Aaronson, Neil K; Bottomley, Andrew; de Graeff, Alexander; Groenvold, Mogens; Gundy, Chad; Koller, Michael; Petersen, Morten A; Sprangers, Mirjam AG (Journal article; Peer reviewed, 2010)
      Background: Differential item functioning (DIF) methods can be used to determine whether different subgroups respond differently to particular items within a health-related quality of life (HRQoL) subscale, after allowing ...

    • Psychosocial factors and cancer incidence (PSY-CA): Protocol for individual participant data meta-analyses 

      van Tuijl, Lonneke A.; Voogd, Adri C.; de Graeff, Alexander; Hoogendoorn, Adriaan; Ranchor, Adelita V.; Pan, Kuan-Yu; Basten, Maartje; Lamers, Femke; Geerlings, Mirjam I.; Abell, Jessica G.; Awadalla, Philip; Bakker, Marije F.; Beekman, Aartjan; Bjerkeset, Ottar; Boyd, Andy; Cui, Yunsong; Galenkamp, Henrike; Garssen, Bert; Hellingman, Sean; Huisman, Martijn; Huss, Anke; Keats, Melanie R.; Kok, Almar; Luik, Annemarie I.; Noisel, Nolwenn; Onland-Moret, N. Charlotte; Payette, Yves; Penninx, Brenda W. J. H.; Portengen, Lützen; Rissanen, Ina; Roest, Annelieke M.; Rosmalen, Judith; Ruiter, Rikje; Schoevers, Robert A.; Soave, David M.; Spaan, Mandy; Steptoe, Andrew; Stronks, Karien; Sund, Erik; Sweeney, Ellen; Teyhan, Alison; Vaartjes, Ilonca; van der Willik, Kimberly D.; van Leeuwen, Flora E.; van Petersen, Rutger; Verschuren, W. M. Monique; Visseren, Frank; Vermeulen, Roel; Dekker, Joost (Peer reviewed; Journal article, 2021)
      Objectives Psychosocial factors have been hypothesized to increase the risk of cancer. This study aims (1) to test whether psychosocial factors (depression, anxiety, recent loss events, subjective social support, relationship ...