Mean (SD) muscle strength recorded before and after the 2 year strength training period and after the subsequent 3 year follow up in experimental (EG) and control (CG) patients with early RA
| Variable | Baseline | Difference between groups at 5 years | |
|---|---|---|---|
| EG | CG | ||
| Mean (SD) | Mean (SD) | Mean (95% CI) | |
| Knee extension strength | |||
| Baseline | 66.0 (28.8) | 52.4 (25.1) | 13.6 (−0.59 to 27.4) |
| 2 Years | 99.9 (39.7) | 67.7 (32.8) | 32.2 (12.7 to 51.7) |
| 5 Years | 91.5 (34.4) | 68.3 (36.8) | 23.2 (4.0 to 42.2) |
| Grip strength | |||
| Baseline | 54.8 (30.5) | 50.2 (22.0) | 4.6 (−9.2 to 18.4) |
| 2 Years | 72.3 (24.4) | 59.0 (24.4) | 13.3 (0.2 to 26.7) |
| 5 Years | 73.3 (25.7) | 61.5 (25.4) | 11.8 (−1.6 to 25.4) |
| Trunk extension strength | |||
| Baseline | 55.9 (16.9) | 53.7 (18.4) | 2.2 (−7.6 to 11.8) |
| 2 Years | 63.4 (18.2) | 52.3 (17.6) | 11.1 (1.5 to 20.8) |
| 5 Years | 60.8 (15.3) | 52.6 (19.6) | 8.2 (−0.9 to 17.5) |
| Trunk flexion strength | |||
| Baseline | 41.5 (13.8) | 37.5 (11.0) | 4.0 (−2.2 to 10.3) |
| 2 Years | 50.3 (14.0) | 43.1 (13.9) | 7.2 (0.1 to 14.5) |
| 5 Years | 49.7 (16.9) | 43.3 (15.0) | 6.4 (−2.1 to 14.9) |