Table 2.
Comparison of baseline characteristics between IgA-IgG and IgA groups
| IgA-IgG group (n = 29) | IgA group (n = 28) | P value | |
|---|---|---|---|
| Follow-up period (months) | 36.2 ± 15.1 | 30.2 ± 15.4 | 0.131 M |
| Duration from onset (months) | 27.1 ± 28.4 | 24.1 ± 33.9 | 0.290 M |
| Age (years) | 36.2 ± 13.1 | 38.0 ± 13.3 | 0.511 M |
| Female gender, n (%) | 15 (51.7 %) | 14 (53.6 %) | 0.896 F |
| BMI (kg/m2) | 22.6 ± 3.5 | 22.9 ± 3.9 | 0.584 M |
| History of hypertension, n ( %) | 9 (31.0 %) | 14 (50.0 %) | 0.149 F |
| Serum creatinine level (mg/dl) | 1.0 ± 0.4 | 0.9 ± 0.3 | 0.226 M |
| eGFR (ml/min/1.73 mm2) | 75.9 ± 26.0 | 69.2 ± 24.5 | 0.667 M |
| Proteinuria (g/day) | 1.1 ± 0.8 | 0.7 ± 0.6 | 0.042* M |
| Hematuria, n ( %) | |||
| 1+ | 2 (6.9 %) | 2 (7.1 %) | 0.978 F |
| 2+ | 10 (34.5 %) | 8 (28.6 %) | 0.631 F |
| 3+ | 17 (58.6 %) | 18 (64.3 %) | 0.083 F |
| Use of RASI, n ( %) | 26 (89.7 %) | 22 (78.6 %) | 0.251 F |
| Use of antiplatelet drugs, n (%) | 28 (96.6 %) | 26 (92.8 %) | 0.532 F |
| Oral steroid therapy, n ( %) | 22 (75.8 %) | 20 (71.4 %) | 0.704 F |
| Use of immunosuppressant drugs, n ( %) | 1 (3.4 %) | 0 (0 %) | 0.329 F |
| Underwent steroid pulse therapy, n ( %) | 19 (65.5 %) | 18 (64.3 %) | 0.922 F |
| Underwent tonsillectomy, n ( %) | 20 (68.9 %) | 19 (67.8 %) | 0.928 F |
| Underwent ST, n ( %) | 19 (65.5 %) | 18 (64.3 %) | 0.922 F |
Data are shown as mean ± SD or number (percent). Mann–Whitney’s U test and Fisher’s exact test were used to compare baseline characteristics
RASI renin-angiotensin system inhibitor, ST steroid pulse therapy combined with tonsillectomy, M Mann–Whitney U test, F Fisher exact test
* P < 0.05