Fig. 4

ACR20, ACR50, and ACR70 at week 12 (per-protocol set). Significant p values compared to placebo are shown by an asterisk (ACR20 for 20 mg, p = 0.031, and ACR50 for 150 mg, p = 0.049). ACR American College of Rheumatology, ACR20 ≥ 20% improvement, ACR50 ≥ 50% improvement, ACR70 ≥ 70% improvement, PBO placebo