| Hypocomplementemia group | Normal complement level group | p value | |
|---|---|---|---|
| (n=4) | (n=72) | ||
| Male % | 50 | 50 | 1 |
| Age at diagnosis (years), median ± SD | 71±9 | 65±16 | 0.18 |
| BVAS, median ± SD | 21±8 | 18±7 | 0.26 |
| Granulomatosis with polyangiitis % | 75 | 57 | 0.64 |
| PR3-ANCA % | 50 | 60 | 1 |
| Limited vasculitis % | 0 | 28 | 0.57 |
| End-stage renal disease % | 75 | 15 | 0.02 |
| Death % | 50 | 14 | 0.12 |
| Relapse % | 25 | 36 | 1 |