Fig. 1.

Joint distribution and affected disease domains. a Self-reported regions with joint pain or joint problems in psoriasis (n = 111) and psoriatic arthritis (n = 189). The most commonly affected regions were hands/fingers, knees, feet/toes, and lower back in patients with PsA; hands/fingers, feet/toes, lower back, and ankles in patients with Pso with a PEST score ≥ 3 (n = 31); knees, hands/fingers, and shoulders in patients with Pso with a PEST score < 3 (n = 80). b Number of affected disease domains (self-reported) out of six possible domains (skin psoriasis, nail involvement, peripheral arthritis, axial disease, enthesitis, dactylitis). PEST Psoriasis Epidemiology Screening Tool, PsA psoriatic arthritis, Pso psoriasis