COMT-Val158Met-Polymorphism Is Not a Risk Factor for Acute Kidney Injury after Cardiac Surgery

Table 2

Procedural and perioperative data.

	Val/Val; 417 (24.0%)	Val/Met; 850 (48.8%)	Met/Met; 474 (27.2%)	𝑃
CABG*	120 (28.8%)	251 (29.50%)	134 (28.3%)	0.931
Valve	128 (30.7%)	266 (31.3%)	141 (29.7%)
CABG + valve	71 (17.0%)	147 (17.3%)	93 (19.6%)
Others	98 (23.5%)	186 (21.9%)	106 (22.4%)
Aortic cross clamp time (min)	75.1±29.6	72.2±27.3	74.2±29.5	0.346
Bypass time (min)	109.3±44.24	106.6±38.2	108.57±42.4	0.482
IABP**	9 (2.2%)	9 (1.1%)	6 (1.3%)	0.289
Transfused blood (mL)	624±1409	610±1341	576±1086	0.845
Postop. ventilation time (h)	15.4±32.6	15.68±52.9	15.66±19.6	0.640
Postop. need of norepinephrine	347 (83.2%)	701 (82.5%)	395 (83.3%)	0.828
Duration of norepinephrine (d)	2.73±6.25	2.61±5.64	2.36±3.66	0.573
Peak creatinine (mg/dL)	1.22±0.83	1.20±0.84	1.17±0.74	0.600

∗CABG: coronary artery bypass grafting.
∗∗IABP: Intra-aortic balloon pump.