PASI 75 was significantly higher at week 24 for the combination therapy group compared with the monotherapy group (77·3% vs. 60·3%; P < 0·0001).
Etanercept plus methotrexate
Eetanercept alone
Improvement in Psoriasis Area and Severity Index ≥50%, ≥ 75%, and ≥90% after 12 weeks