Baseline clinical characteristicsa
| Characteristic | CR | PR | NR | P |
|---|---|---|---|---|
| n (%) | 37 (43) | 21 (24) | 28 (32) | |
| Age (yr; mean ± SD) | 30 ± 11 | 29 ± 11 | 35 ± 15 | NS |
| Female (n [%]) | 34 (92) | 16 (76) | 22 (79) | NS |
| Black (n [%]) | 6 (16) | 8 (38) | 7 (25) | NS |
| BP (mmHg; mean ± SD) | ||||
| systolic | 141 ± 15 | 137 ± 17 | 146 ± 24 | NS |
| diastolic | 90 ± 13 | 86 ± 11 | 88 ± 13 | NS |
| Serum creatinine (mg/dl) | <0.0001b | |||
| mean ± SD | 1.2 ± 0.5 | 2.1 ± 0.9 | 2.6 ± 1.4 | |
| median | 1.00 | 1.85 | 1.95 | |
| Proteinuria (g/d) | NS | |||
| mean ± SD | 5.5 ± 3.3 | 4.5 ± 2.9 | 7.5 ± 4.9 | |
| median | 5.4 | 3.5 | 6.6 | |
| Plasmapheresis (n [%]) | 14 (38) | 10 (47) | 16 (57) | NS |