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

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 for overall subgroup differences in that scale. This article reviews issues th...

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Main Authors: Scott, Neil W, Fayers, Peter M, Aaronson, Neil K, Bottomley, Andrew, de Graeff, Alexander, Groenvold, Mogens, Gundy, Chad, Koller, Michael, Petersen, Morten A, Sprangers, Mirjam AG
Format: Artigo
Sprog:Inglês
Udgivet: BioMed Central 2010
Fag:
Research
Online adgang:https://ncbi.nlm.nih.gov/pmc/articles/PMC2924271/
https://ncbi.nlm.nih.gov/pubmed/20684767
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1186/1477-7525-8-81
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