Age per 10 yrs | 1.24 | 1.00–1.53 | 0.04 | 1.25 | 1.00–1.58 | 0.06 | 1.34 | 1.05–1.70 | 0.02 |
Sex (ref. male) | 2.07 | 1.08–3.98 | 0.03 | 2.82 | 1.23–6.10 | 0.01 | 2.37 | 1.12–5.00 | 0.02 |
Small joint involvement | 3.18 | 1.66–6.12 | 0.001 | 4.95 | 2.23–11.0 | < 0.001 | | | |
RF/ACPA status (ref. double negative) | 12.1 | 5.50–26.7 | < 0.001 | 17.5 | 7.00–44.0 | < 0.001 | 25.9 | 9.97–67.3 | < 0.001 |
Swollen shoulder joint | 10.3 | 3.19–33.5 | < 0.001 | 13.1 | 3.14–54.2 | < 0.001 | | | |
Joint involvement | | | < 0.001 | | | | | | < 0.001 |
Oligo- vs monoarticular | 3.18 | 1.46–6.93 | 0.26 | | | | 3.56 | 1.46–8.68 | 0.005 |
Poly- vs monoarticular | 9.94 | 4.20–23.5 | < 0.001 | | | | 19.1 | 7.05–51.7 | < 0.001 |