CRP and ankylosing spondylitis: Δ = Change from baseline; ΔΔ = Between-group difference in change (10 mg − 15 mg); ASDAS-CRP = Ankylosing Spondylitis Disease Activity Score–C-reactive protein; ASQoL = Ankylosing Spondylitis Quality of Life; BASDAI = Bath Ankylosing Spondylitis Disease Activity Index; BASFI = Bath Ankylosing Spondylitis Functional Index; BASMI = Bath Ankylosing Spondylitis Metrology Index; Hedges g = Bias-corrected standardized mean difference (on change scores); CI = Confidence interval.