From: Onset age is a risk factor for refractory pediatric IgA vasculitis: a retrospective cohort study
 | Total (n = 484) | ≤6 Y (n = 234) | 6–12 Y (n = 210) | 12–18 Ya (n = 40) | P value |
---|---|---|---|---|---|
Recurrenceb rate | 46 (9.5%) | 17 (7.3%) | 20 (9.5%) | 9 (22.5%) | 0.010 |
CS dependencec rate | 136 (28.1%) | 45 (19.2%) | 69 (32.9%) | 22 (55.0%) | < 0.001 |
Refractory diseased rate | 76 (15.7%) | 17 (7.3%) | 37 (17.6%) | 22 (55.0%) | < 0.001 |