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In the Original Investigation titled “Safety and Efficacy of Methotrexate for Chinese Adults With Psoriasis With and Without Psoriatic Arthritis” by Yan et al,1 published online January 30, 2019, in Table 1, the P value for smoking was corrected, and in Table 2, the percentage of patients without psoriatic arthritis who achieved 90% reduction from baseline Psoriasis Area Severity Index score was corrected. This article has been corrected online.
Data Errors in Tables 1 and 2. JAMA Dermatol. 2019;155(3):397. doi:10.1001/jamadermatol.2019.0226
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