| e-GFR (ml/min per 1.73 m*) | Group A (n = 43) | Group B (n = 57) | P value |
| Mean ± SD | 22.98 ± 18.16 | 50.69 ± 24.95 | 0.0001** |
| Range | 5.47 - 76.00 | 7.39 - 88.89 | |
|
| No. (%) | No. (%) |
|
| Stage 1, 2 (e-GFR ≥ 60) | 4 (9.3) | 26 (45.6) | 0.0001** |
| Stage 3 (e-GFR 30 - 59) | 7 (16.3) | 14 (24.6) | |
| Stage 4 (e-GFR 15 - 29) | 11 (25.6) | 11 (19.3) | |
| Stage 5 (e-GFR < 15) | 21 (48.8) | 6 (10.5) |