Patient demographic data.
| Total no. of subjects | 31 |
| Boys/girls | 14/17 |
| Age at followup, yrs, mean (range) | 16.4 (6–25) |
| Disease duration at followup, yrs, mean (range) | 8.8 (2.5–22) |
| Disease features at initial measurement, n (%) | |
| Active systemic features | 29 (94) |
| Active arthritis | 30 (97) |
| Disease features at followup, n (%) | |
| Active systemic features | 7 (23) |
| Active arthritis | 17 (55) |
| Medications at followup (no. patients) | |
| NSAID (total users) | 26 |
| NSAID only | 9 |
| Any immunomodulatory medication | 17 |
| Prednisone | 8 |
| Methotrexate | 9 |
| Cyclosporine | 2 |
| TNF inhibitors | 3 |
| None | 5 |
NSAID: nonsteroidal antiinflammatory drug.