Figure 1From: Treating psoriatic arthritis: how effective are TNF antagonists?Percentage of etanercept- and placebo-treated patients demonstrating ACR20, ACR50, and ACR70 responses at 24 weeks. ACR, American College of Rheumatology. *P < 0.0001. †P = 0.009. Reproduced with permission from John Wiley & Sons, Inc. [27]. © 2001 American College of RheumatologyBack to article page