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Better assessment of physical function: item improvement is neglected but essential
INTRODUCTION: Physical function is a key component of patient-reported outcome (PRO) assessment in rheumatology. Modern psychometric methods, such as Item Response Theory (IRT) and Computerized Adaptive Testing, can materially improve measurement precision at the item level. We present the qualitati...
Autores principales: | Bruce, Bonnie, Fries, James F, Ambrosini, Debbie, Lingala, Bharathi, Gandek, Barbara, Rose, Matthias, Ware, John E |
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Formato: | Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2009
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3003539/ https://www.ncbi.nlm.nih.gov/pubmed/20015354 http://dx.doi.org/10.1186/ar2890 |
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