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Validation and interval scale transformation of the Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) in patients undergoing knee arthroplasty, using the Rasch model

OBJECTIVES: Interval scale reduce measurement bias compared to ordinal scale. We aimed to evaluate the fit of Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) to the Rasch model and derive the transformation table for interval scale measurement. METHODS: Data from osteoarthriti...

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Detalles Bibliográficos
Autores principales: Leung, Ying-Ying, Thumboo, Julian, Yeo, Seng-Jin, Wylde, Vikki, Tannant, Alan
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Elsevier 2022
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9805970/
https://www.ncbi.nlm.nih.gov/pubmed/36601334
http://dx.doi.org/10.1016/j.ocarto.2022.100322