Ultrasound scores of patients with rheumatoid arthritis at different time points
| Ultrasonographic appearances | Baseline | 3 months | 6 months | 12 months |
| Synovial hypertrophy | 12.66±9.579 | 9.33±8.107 | 8.84±7.267 | 8.34±7.618 |
| Power Doppler signal | 4.00 (1.00–8.00) | 2.00 (0.00–5.00) | 2.00 (0.00–5.00) | 2.00 (0.00–6.00) |
| Bone erosions | 1.00 (0.00–5.00) | 1.00 (0.00–5.00) | 2.00 (0.00–5.50) | 2.00 (0.00–6.00) |