Does weather matter? Exploring associations between season and meteorological factors and psoriatic arthritis disease activity.
Abstract Objective To investigate the associations between season and psoriatic arthritis (PsA) disease activity, and whether certain meteorological factors are associated with these seasonal differences. Secondary objectives include assessing associations between season and mood. Methods A retrospective longitudinal study was conducted including 935 patients with PsA from the Dutch South West Psoriatic Arthritis cohort from 2013 to 2023. Disease activity was assessed using Psoriatic Arthrit...