According to both CTT and Rasch analysis, in our two samples representing a wide spectrum of both hip and knee OA severity the LAI-hip and LAI-knee showed a series of drawbacks, which rendered both questionnaires inadequate in relation to their metric properties and severely limit their ability to perform, as a composite measure, in line with the main aims of their developers.
Psychometric properties of self-administered Lequesne Algofunctional Indexes inpatients with hip and knee osteoarthritis: an evaluation using classical test theory and Rasch analysis. Clin Rheumatol. 2011 Jun 14. [Epub ahead of print]PubMed PMID: 21670952 / Franchignoni, F; Salaffi, Fausto; Giordano, A; Ciapetti, Alessandro; Carotti, M; Ottonello, M.. - In: CLINICAL RHEUMATOLOGY. - ISSN 0770-3198. - 31(1)/2012:(2012), pp. 113-121.
Psychometric properties of self-administered Lequesne Algofunctional Indexes inpatients with hip and knee osteoarthritis: an evaluation using classical test theory and Rasch analysis. Clin Rheumatol. 2011 Jun 14. [Epub ahead of print]PubMed PMID: 21670952.
SALAFFI, FAUSTO;CIAPETTI, Alessandro;Carotti M;
2012-01-01
Abstract
According to both CTT and Rasch analysis, in our two samples representing a wide spectrum of both hip and knee OA severity the LAI-hip and LAI-knee showed a series of drawbacks, which rendered both questionnaires inadequate in relation to their metric properties and severely limit their ability to perform, as a composite measure, in line with the main aims of their developers.I documenti in IRIS sono protetti da copyright e tutti i diritti sono riservati, salvo diversa indicazione.
