Background Wide-ranging prevalence estimates of psoriatic arthritis (PsA) in patients with
psoriasis have been reported. Objectives To assess the prevalence and incidence of PsA in …

To inform the WHO Global report on psoriasis, a new comprehensive worldwide systematic
review of the epidemiology of psoriasis was undertaken. The aim of this study was to …

Psoriasis is a common, chronic papulosquamous skin disease occurring worldwide,
presenting at any age, and leading to a substantial burden for individuals and society. It is …

Objective To systematically review and provide information on the incidence of psoriasis and
quantify global, regional, and country specific estimates of its prevalence. Design Systematic …

The worldwide incidence and prevalence of psoriasis is poorly understood. To better
understand this, we performed a systematic review of published population-based studies …

Background There is indication of an increasing prevalence of psoriasis in some western
populations. However, the results are not conclusive. Objectives To analyse trends in the …

Background There is a lack of any overview of changes over time and variation in the
epidemiology of psoriasis with age and between genders. Objectives To perform a …

Background Chronic spontaneous urticaria (CSU) is a common skin disease, but there is a
paucity of precise epidemiological data on this disease. Objectives To obtain information on …

Introduction Inflammatory autoimmune diseases (rheumatoid arthritis, ankylosing
spondylitis, Crohn's disease, ulcerative colitis, psoriasis, and psoriatic arthritis) have a …

Background: Psoriasis is a common chronic inflammatory skin disease with an exceptionally
high burden for women. Objective: Sex-dependent differences in disease manifestation …