Varying the item format improved the range of measurement in patient-reported outcome measures assessing physical function

BACKGROUND: Physical function (PF) is a core patient-reported outcome domain in clinical trials in rheumatic diseases. Frequently used PF measures have ceiling effects, leading to large sample size requirements and low sensitivity to change. In most of these instruments, the response category that i...

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Detalles Bibliográficos
Autores principales: Liegl, Gregor, Gandek, Barbara, Fischer, H. Felix, Bjorner, Jakob B., Ware, John E., Rose, Matthias, Fries, James F., Nolte, Sandra
Formato: Online Artículo Texto
Lenguaje:English
Publicado: BioMed Central 2017
Materias:
Research Article
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5359818/
https://www.ncbi.nlm.nih.gov/pubmed/28320462
http://dx.doi.org/10.1186/s13075-017-1273-5

Internet

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5359818/
https://www.ncbi.nlm.nih.gov/pubmed/28320462
http://dx.doi.org/10.1186/s13075-017-1273-5

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