Patient-perceived severity of psoriasis according to psoriasis-involved body surface area (BSA) ; *at its worst
Adapted with permission from Lebwohl MG, Bachelez H, Barker J, et al. Patient perspectives in the management of psoriasis: results from the population-based Multinational Assessment of Psoriasis and Psoriatic Arthritis Survey. J Am Acad Dermatol. 2014;70(5):871–881