Treatment (current users) at 3 institutions.
| Drug | N (%) |
|---|---|
| Nonsteroidal antiinflammatory drugs | 131 (30.4) |
| Methotrexate | 174 (40.4) |
| Salazosulfapyridine | 71 (16.5) |
| Cyclosporine | 15 (3.5) |
| Other disease-modifying antirheumatic drugs | 11 (2.6) |
| Infliximab | 19 (4.4) |
| Adalimumab | 65 (15.1) |
| Etanercept | 6 (1.4) |
| Ustekinumab | 10 (2.3) |
| Steroids | 24 (5.6) |