Figure 4

Treatment effect on mean changes in EuroQol 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.