A functional difficulty and functional pain instrument for hip and knee osteoarthritis

INTRODUCTION: The objectives of this study were to develop a functional outcome instrument for hip and knee osteoarthritis research (OA-FUNCTION-CAT) using item response theory (IRT) and computer adaptive test (CAT) methods and to assess its psychometric performance compared to the current standard...

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Autors principals: Jette, Alan M, McDonough, Christine M, Ni, Pengsheng, Haley, Stephen M, Hambleton, Ronald K, Olarsch, Sippy, Hunter, David J, Kim, Young-jo, Felson, David T
Format: Artigo
Idioma:Inglês
Publicat: BioMed Central 2009
Matèries:
Research Article
Accés en línia:https://ncbi.nlm.nih.gov/pmc/articles/PMC2745788/
https://ncbi.nlm.nih.gov/pubmed/19589168
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1186/ar2760
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