Characteristics of study participants
| Patients’ characteristics | |
|---|---|
| Number of patients | 215 |
| Female (%) | 54 |
| JIA subgroups, n (%) | |
| Systemic arthritis | 30 (14) |
| Oligoarthritis | 85 (40) |
| Seronegative polyarthritis | 27 (13) |
| Seropositive polyarthrtis | 3 (1) |
| Psoriatic arthritis | 3 (1) |
| Enthesitis related arthritis | 33 (15) |
| Other arthritis | 34 (16) |
| Mean age, years (SD) | 23 (5.3) |
| Mean disease duration, years (SD) | 17 (4.0) |
| Steinbrocker functional class, n (%) | |
| I | 118 (55) |
| II | 75 (35) |
| III | 21 (10) |
| IV | 1 (0) |
| Patient status, n (%) | |
| Students/trainees | 94 (44) |
| Employees | 85 (40) |
| On maternity leave | 13 (6) |
| Retired | 8 (4) |