Change in HAQ score over five years according to initial disease duration
| Group (disease duration) | Year 0 | Year 1 | Year 2 | Year 3 | Year 4 | Year 5 | Wilcoxon |
|---|---|---|---|---|---|---|---|
| 1 (0–2 years) | 1.88 (1.32–2.38) | 1.06 (0.53–1.88) | 1.00 (0.13–1.38) | 1.00 (0.44–1.75) | 1.13 (0.63–2.00) | 1.25 (0.50–2.00) | p<0.001 |
| 2 (>2–5 years) | 1.75 (1.19–2.25) | 1.13 (0.66–1.72) | 1.25 (0,75–1.83) | 1.27 (0.75–1.88) | 1.57 (0.88–2.25) | 1.81 (1.03–2.22) | p=0.784 |
| 3 (>5 years) | 2.00 (1.38–2.38) | 1.57 (0.97–2.22) | 1.50 (1.00–2.25) | 1.75 (1.13–2.38) | 1.75 (0.88–2.35) | 2.13 (1.23–2.50) | p=0.591 |
| Kruskal–Wallis | p=0.298 | p=0.023 | p=0.003 | p=0.003 | p=0.028 | p=0.006 |
Medians and interquartile ranges are shown. Wilcoxon p values are quoted between 0–5 years.