Figure 2.

Patient‐reported outcomes of impairments and limitations of anti–citrullinated protein antibody (ACPA)–negative (black bars) and ACPA‐positive (gray bars) patients fulfilling the 2010 criteria (A) and the 1987 criteria (B) at baseline. Median values and corresponding interquartile ranges are shown for severity of self‐reported pain, fatigue, disease activity, and general well‐being, measured by numerical rating scale (NRS), ranging 0–10, and physical function by the Health Assessment Questionnaire (HAQ) disability index (DI), ranging 0–3, in the last 24 hours. * = P < 0.05 by Mann‐Whitney U test.