Fig. 3From: Differential long-term retention of biological disease-modifying antirheumatic drugs in patients with rheumatoid arthritis by age group from the FIRST registryChanges in CDAI in adjusted data using inverse probability of treatment weighting. Changes in CDAI in all patients (a), patients aged < 65 years (b), patients aged 65–74 years (c), and patients aged ≥ 75 years (d). Data are presented as mean ± 95% confidence interval (error bars). CDAI = clinical disease activity index; yr = years; TNFi = tumor necrosis factor inhibitors; ABA = abatacept; TCZ = tocilizumabBack to article page