| Drug | RA (n = 29) | RA + rituximab (n = 14) |
| MTX | ||
| Patients, No (%) | 22 (76) | 12 (86) |
| Dose (mg/week), mean (SD) | 12.7 (4.3) | 14.6 (3.8) |
| Prednisone | ||
| Patients, No (%) | 8 (28) | 7 (50) |
| Dose (mg/day), mean (SD) | 6.3 (2.2) | 9.6 (0.9)* |
| Hydroxychloroquine, No (%) | 10 (34) | 3 (21) |
| Sulfasalazine, No (%) | 2 (7) | 1 (7) |
| Leflunomide, No (%) | 2 (7) | 0 (0) |
| Azathioprine, No (%) | 1 (3) | 0 (0) |
| Minocycline, No (%) | 1 (3) | 0 (0) |
| Gold, No (%) | 1 (3) | 0 (0) |
| NSAIDs, No (%) | 6 (21) | 2 (14) |
*p = 0.003.
MTX, methotrexate; NSAIDs, non-steroidal anti-inflammatory drugs.