Fig. 4

Proportion of responders at 3 months, stratified by certolizumab level (mg/L). a ASDAS CII responders in axial spondyloarthritis. b EULAR good/moderate response in rheumatoid arthritis. c DAS28 improvement ≥ 0.6 in psoriatic arthritis. ASDAS CII, Clinically important improvement the Ankylosing Spondylitis Disease Activity Score; EULAR good/moderate, European League Against Rheumatism good/moderate response; DAS28 improvement ≥ 0.6, improvement of ≥ 0.6 in 28-joint Disease Activity Score