Age (years) | 62.1 (0.5) | 66.3 (0.6) | 62.4 (0.4) | <0.001 | 53.7 (0.4) | 72.1 (1.2) | 55.5 (0.4) | <0.001 | <0.001 |
Sex (% of female) | 67.9% | 76.2% | 71.0% | 0.003 | 71.2% | 81.0% | 72.1% | 0.012 | 0.456 |
Duration of rheumatoid arthritis (years) | 9.2 (0.3) | 15.0 (0.5) | 11.3 (0.3) | <0.001 | | | | | |
Positive RF (%) | 64.8% | 75.3% | 68.6% | 0.001 | | | | | |
Erosions present (%) | 53.7% | 70.5% | 59.9% | <0.001 | | | | | |
HAQ (0–3) | 0.32 (0.01) | 1.71 (0.03) | 0.83 (0.02) | <0.001 | 0.10 (0.01) | 1.84 (0.05) | 0.27 (0.02) | <0.001 | <0.001 |
Pain VAS (0–100) | 23.1 (0.7) | 50.7 (1.1) | 33.2 (0.7) | <0.001 | 16.3 (0.6) | 57.4 (2.3) | 20.1 (0.7) | <0.001 | <0.001 |
Global VAS (0–100) | 25.0 (0.7) | 50.1 (1.0) | 34.1 (0.7) | <0.001 | 18.2 (0.5) | 58.0 (1.8) | 22.0 (0.6) | <0.001 | <0.001 |
Number of comorbidities | 1.5 (0.1) | 2.4 (0.1) | 1.9 (0.1) | <0.001 | 1.4 (0.0) | 3.5 (0.2) | 1.6 (0.0) | <0.001 | <0.001 |
Education (years) | 10.0 (0.2) | 8.3 (0.2) | 9.4 (0.1) | <0.001 | 11.1 (0.1) | 7.8 (0.4) | 10.9 (0.1) | <0.001 | <0.001 |
Body mass index (kg/m2) | 26.1±0.2 | 26.3±0.3 | 26.2±0.1 | 0.496 | 26.1 (0.1) | 27.0 (0.5) | 26.2 (0.1) | 0.053 | 0.954 |
Mortality over 2 years, (%) | 2.3% | 10.1% | 5.2% | <0.001 | 1.0% | 13.6% | 2.2% | <0.001 | <0.001 |