Investigating Dimensions of Stiffness in Rheumatoid and Psoriatic Arthritis: The Australian Rheumatology Association Database Registry and OMERACT Collaboration.

Premarani SinnathuraiSusan J BartlettSerena HallsSarah HewlettAna Maria OrbaiRachelle BuchbinderLyndall HendersonCatherine L HillMarissa LassereLyn March

Published in: The Journal of rheumatology (2019)

Stiffness ratings were similar between PsA and RA. Different dimensions of stiffness were strongly correlated. Stiffness severity and impact both independently predicted mHAQ. Stiffness was important to participants; however, measuring multiple dimensions of stiffness may have minimal additive value.

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