Table 4.
Disease activity at 1 year by disease pattern
| Disease activity measure | 1 year |
||||
|---|---|---|---|---|---|
| 2001–04 | 2005–06 | 2007–08 | 2009–11 | P-value | |
| Oligoarticular disease pattern | |||||
| AJC, median (IQR) | 0 (0–1) | 0 (0–1) | 0 (0–1) | 0 (0–0) | 0.45 |
| JADAS71, median (IQR), n | 5.1 (2.9–9.1), 33 | 4.95 (1.45–7.6), 30 | 3.2 (0.6–5.6), 33 | 4 (2–11), 32 | 0.006 |
| JADAS3-71, median (IQR), n | 2 (0.4–4.7), 111 | 2.1 (0.2–5.7), 91 | 1.5 (0.2–4.5), 83 | 2.15 (0.5–5.2), 62 | 0.001 |
| Percentage with inactive disease | 39.65 | 42.8 | 47 | 33.8 | 0.79 |
| Percentage with LDA | 46 | 47.25 | 53 | 43.55 | 0.9 |
| Percentage with ModDA | 23.43 | 20.8 | 20.5 | 22.6 | 0.81 |
| Percentage with HAD | 30.6 | 32 | 26.5 | 33.8 | 0.9 |
| Polyarticular disease pattern | |||||
| AJC, median (IQR) | 0 (0–5) | 0 (0–4) | 0 (0–2) | 0 (0–2) | 0.1 |
| JADAS3-71, median (IQR), n | 5.8 (1–12.1), 47 | 2.8 (0.9–8), 48 | 2.8 (0.3–6.2), 40 | 2.1 (0.7–13), 29 | 0.71 |
| Percentage with inactive disease | 25.4 | 29.1 | 34.9 | 34.5 | 0.27 |
| Percentage with LDA | 33.9 | 50.1 | 47.5 | 51.8 | 0.1 |
| Percentage with ModDA | 32 | 33.4 | 37.3 | 17.2 | 0.27 |
| Percentage with HAD | 34.1 | 16.6 | 14.9 | 31.1 | 0.46 |
AJC: active joint count; HDA: high disease activity; IQR: interquartile range; JDAS: juvenile arthritis disease activity score; LDA: low disease activity; ModDA: moderate disease activity.