Table I.
Baseline characteristics at time of form completion∗
| Characteristic | |
|---|---|
| n | 204 |
| Age, years | 13.4 (12.1, 14.9) |
| Female, n (%) | 128 (62) |
| Ethnicity/Caucasian, n (%) | 186 (91) |
| Disease duration, years | 0.9 (0.4, 2.3) |
| Subtype, n (%) | |
| Systemic arthritis | 13 (6) |
| Persistent oligoarthritis | 82 (40) |
| Extended oligoarthritis | 13 (6) |
| RF (−) polyarthritis | 36 (18) |
| RF (+) polyarthritis | 11 (5) |
| ERA | 27 (13) |
| PSA | 15 (7) |
| Undifferentiated | 8 (4) |
| Physician’s Global Score (0 to 100 mm) | 11 (2, 29) |
| Active joint count | 1 (0, 2) |
| Limited joint count | 0 (0, 2) |
| ESR, per mm/h | 8 (5, 18) |
| Moods and Feelings Questionnaire score (0 to 68) | 9 (3,15) |
| General Health Questionnaire score (0 to 60) | 24 (19, 31) |
All values median (interquartile range unless otherwise specified).
RF, rheumatoid factor; ERA, enthesitis-related arthritis; PSA, psoriatic arthritis; ESR, erythrocyte sedimentation rate.