How do central sensitisation features affect symptoms among patients with rheumatoid arthritis? Analysis of pain descriptors and the effect of central sensitivity syndrome on patient and evaluator global assessments.

In patients with RA, descriptors for CS-related pain differ from those for disease activity-related pain. CSS may have an important impact on EGA and PGA minus EGA. Additionally, CSI may be helpful in identifying why there is discordance between PGA and EGA.