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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Detalhes bibliográficos
Publicado no:Arthritis Res Ther
Main Authors: Liegl, Gregor, Gandek, Barbara, Fischer, H. Felix, Bjorner, Jakob B., Ware, John E., Rose, Matthias, Fries, James F., Nolte, Sandra
Formato: Artigo
Idioma:Inglês
Publicado em: BioMed Central 2017
Assuntos:
Research Article
Acesso em linha:https://ncbi.nlm.nih.gov/pmc/articles/PMC5359818/
https://ncbi.nlm.nih.gov/pubmed/28320462
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1186/s13075-017-1273-5
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