Validity and Responsiveness of a 10-Item Patient-Reported Measure of Physical Function in a Rheumatoid Arthritis Clinic Population.
Elizabeth WahlAndrew GrossVladimir ChernitskiyLaura TrupinLianne GenslerKrishna ChagantiKaleb D MichaudPatricia KatzJinoos YazdanyPublished in: Arthritis care & research (2017)
PF-10a was feasible to implement in a diverse RA population. It strongly correlates with the HAQ but has fewer ceiling effects and is responsive to changes in RA disease activity, suggesting its validity for use in routine clinical practice.