Table 2 Clinical characteristics of MPA patients with or without RA
From: Anti-neutrophil cytoplasmic antibody associated vasculitis in patients with rheumatoid arthritis
With RA(n = 15) | Without RAa(n = 60) | P | |
|---|---|---|---|
Clinical symptoms | |||
None | 4(26.7%) | 2(3.3%) | .013 |
Fever | 4(26.7%) | 39(65.0%) | .010 |
Weight loss | 5(33.3%) | 27(45.0%) | .56 |
Organ involvement | |||
Lung | 8(53.3%) | 34(56.7%) | 1.00 |
rapidly progressive glomerulonephritis | 3(20.0%) | 25(41.7%) | .15 |
Other organs | 9(60.0%) | 40(66.7%) | .76 |
Laboratory tests | |||
Hemoglobin(g/L) | 92 ± 26 | 97 ± 22 | .43 |
ESR (mm/h) | 72 ± 45 | 70 ± 41 | .86 |
C-creative protein (mg/L) | 3.08 (1.05,7.92) | 3.35 (1.25, 13.94) | .60 |
Albumin(g/L) | 32 ± 7 | 31 ± 6 | .51 |
24-h urine protein (g) | 1.56(0.38–4.79) | 1.10(0.53–2.45) | .81 |
eGFR [ml.min−1. (1.73 m2)−1] | 34.8 ± 28.4 | 41.5 ± 30.6 | .45 |
BVAS | 14 ± 5 | 17 ± 8 | .27 |
Normalization of SCr or decrease of SCr by 50% at 6th month | 4(28.6%,n = 14) | 22(40.0%,n = 55) | .43 |