Prevalence of psoriatic arthritis in patients with psoriasis: A systematic review and meta-analysis of observational and clinical studies

Wide-ranging estimates have been reported for the occurrence of psoriatic arthritis in patients with psoriasis. We found an overall pooled prevalence of 19.7% for psoriatic arthritis in patients with psoriasis and 24.6% in patients with moderate-to-severe disease.Screening psoriasis patients for psoriatic arthritis may be warranted, especially for those with moderate-to-severe disease..

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