Table 4. Renal functional outcomes.
| Variables | OPN (N = 64) | RPN (N = 85) | P |
|---|---|---|---|
| Preoperative creatinine, mg/dL | 0.91 (0.77–1.00) | 0.86 (0.69–0.96) | 0.842 |
| Preoperative eGFR, ml/min/1.73 m2 | 83.3 (74.2–98.5) | 87.1 (79.8–103.8) | 0.085 |
| *CKD, stage≥3 | 3 (4.7%) | 3 (3.5%) | 1.000 |
| Latest postoperative creatinine, mg/dL, median (IQR) | 0.92 (0.74–1.06) | 0.87 (0.71–1.05) | 0.662 |
| Latest postoperative eGFR, ml/min/1.73 m2, median (IQR) | 82.4 (69.9–92.3) | 84.8 (69.1–84.8) | 0.335 |
| +eGFR decline from baseline, mean (SD) | 3.8 (16.6) | 6.5 (18.0) | 0.351 |
| De novo CKD, stage≥3 | 2 (3.3) | 4 (4.9) | 1.000 |
| Follow-up duration, months, median (IQR) | 53.0 (33.3–81.0) | 15.0 (5.5–33.0) | <0.001 |
CKD, chronic kidney diseas; eGFR, estimated glomerular filtration rate; OPN, open partial nephrectomy; RPN, robotic partial nephrectomy
*GFR < 60 ml/min/1.73m2, + paired T-test