Table 3.
Disability (measured using CHAQ score) at first presentation and at 1 year in children with JIA
| CHAQ at first presentation |
CHAQ at 1 year |
|||
|---|---|---|---|---|
| JIA ILAR subtype | Median (IQR) | Percentage with CHAQ ⩾0.75 | Median (IQR) | Percentage with CHAQ ⩾0.75 |
| Whole cohort | 0.63 (0.13–1.38) | 50 | 0.25 (0–1.0)* | 32 |
| Systemic arthritis | 0.94 (0.25–2.0) | 54 | 0.5 (0.06–1.5) | 47 |
| Persistent oligoarthritis | 0.63 (0.13–1.13) | 46 | 0.13 (0–0.75)* | 27 |
| Extended oligoarthritis | 0.56 (0.38–1.5) | 45 | 0.56 (0.06–1.19) | 42 |
| RF(−) polyarthritis | 1.25 (0.38–1.88) | 65 | 0.38 (0.13–1.5)* | 40 |
| RF(+) polyarthritis | 1.13 (0.5–1.5) | 64 | 0.56 (0.13–1.13)* | 40 |
| ERA | 0.5 (0.06–1.19) | 44 | 0.13 (0–0.5)* | 24 |
| PSA | 0.38 (0.13–1.0) | 40 | 0.13 (0–1.0) | 30 |
| Undifferentiated | 0.38 (0–1.13) | 36 | 0.19 (0–1.19) | 35 |
*Improvement at 1 year statistically significant at P < 0.05. ERA: enthesitis related arthritis.