| Nonpreemptive | Preemptive | p value |
---|---|---|---|
 | (n = 388) | (n = 153) | |
Nadir Creatinine (mg/dL) | 0.96 ± 0.3 | 0.90 ± 0.34 | 0.024 |
Time to nadir Creatinine (day) | 5.55 ± 4.1 | 4.08 ± 2.3 |  < 0.001 |
Maximum eGRF (mL/min/1.73m2) | 89.7 ± 28.4 | 93.7 ± 27.7 | 0.099 |
Maximum Cr clearance | 114.7 ± 49.4 | 130 ± 88.3 | 0.050 |
Postoperative transfusion, n (%)a | 85 (21.9) | 45 (29.4) | 0.082 |
Postoperative bleeding, n (%)b | 5 (1.3) | 1 (0.7) | 0.528 |