Figure 3

DAS28-CRP values. Mean DAS28-CRP values are shown for the placebo-etanercept (circles) and etanercept-etanercept (squares) groups. Dotted lines indicate the period when the placebo-etanercept group received placebo. Error bars represent standard deviations. *P < 0.05; † P < 0.01 for comparison between groups. DAS28-CRP: Disease Activity Score based on 28 joints with C-reactive protein; SD, standard deviation.