RF and/or ACPA-positive | 54 (70) | 1.36 (0.73, 2.54) | 1.19 (0.52, 2.73) | 0.96 (0.51, 1.80) |
Duration of RA, yrs** | 14.0 ± 9.5 | 1.23 (0.92, 1.65) | 1.27 (0.86, 1.88) | 0.95 (0.69, 1.32) |
Rheumatoid nodules | 63 (82) | 1.29 (0.56, 2.97) | 1.11 (0.40, 3.07) | 0.72 (0.35, 1.49) |
Erosions/destructive changes | 65 (84) | 1.76 (0.71, 4.35) | 1.84 (0.54, 6.30) | 1.60 (0.66, 3.85) |
Severe extraarticular disease | 63 (82) | 1.42 (0.63, 3.20) | 0.99 (0.36, 2.69) | 0.98 (0.46, 2.08) |
Methotrexate | 17 (22) | 0.83 (0.42, 1.66) | 0.93 (0.37, 2.38) | 0.91 (0.43, 1.93) |
Hydroxychloroquine | 9 (12) | 1.75 (0.67, 4.59) | 0.67 (0.15, 2.88) | 0.82 (0.28, 2.37) |
Other nonbiologic DMARD | 10 (13) | 2.36 (0.84, 6.62) | 0.45 (0.06, 3.52) | 1.09 (0.40, 2.95) |
Corticosteroids | 25 (32) | 1.24 (0.68, 2.27) | 0.75 (0.32, 1.73) | 1.47 (0.79, 2.72) |