Figure 5From: ACPA-positive and ACPA-negative rheumatoid arthritis differ in their requirements for combination DMARDs and corticosteroids: secondary analysis of a randomized controlled trialTreatment effect on mean changes in PCS scores in ACPA-positive and ACPA-negative patients. Standard error bars are shown for each time point; *denotes significance at P <0.05; **denotes significance at P ≤0.01; ***denotes significance at P ≤0.001; no asterisk denotes P ≥0.05. ACPA, anti-citrullinated protein antibody; PCS, physical component summary.Back to article page