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Figure 3 Mean Bath Ankylosing Spondylitis Disease Activities Index (BASDAI) scores over time (modified intent‐to‐treat population; last‐observation‐carried‐forward approach). BIW, twice weekly; QW, once weekly. *p<0.01, etanercept 50 mg QW versus placebo. †p<0.01, etanercept 25 mg BIW versus placebo.
