Grade of hydronephrosis preoperative (no) | Improved at 3 months (%) | Improved at 6 months (%) | Improved at 12 months (%) | No improvement (%) |
---|---|---|---|---|
Grade III (27) | 14 (51.85%) | 8 (29.62%) | 4 (14.81%) | 1 (3.7%) |
Grade IV (23) | 10 (43.48%) | 8 (34.78%) | 4 (17.39%) | 1 (4.35%) |