Evaluation of Four eGFR Calculating Formulae in Predicting Postoperative Acute Kidney Injury in Adult Patients Undergoing Open-Heart Surgery with Cardiopulmonary Bypass

Table 4

Perioperative eGFR in two groups calculated by four formulae.

	Basic	Surgery day	1 day after surgery	2 days after surgery	7 days after surgery
CG
Non-AKI	90.46(31.99)	93.51(33.40)	84.54(32.02)	87.00(33.91)	99.29(39.72)
AKI	76.22(26.64)	71.16(23.96)	52.74(23.13)	49.89(24.76)	61.80(31.56)
t value	4.13	6.58	9.69	10.43	8.93
value	<0.001	<0.001	<0.001	<0.001	<0.001
Correct CG
Non-AKI	74.27 (21.53)	76.79 (22.99)	69.22 (21.53)	71.24 (24.56)	80.89 (27.66)
AKI	61.26 (19.60)	57.55 (17.85)	42.55 (18.06)	40.15 (18.91)	49.77 (24.81)
t value	5.46	8.02	11.48	11.79	10.16
value	<0.001	<0.001	<0.001	<0.001	<0.001
Simplify MDRD
Non-AKI	96.27 (23.55)	100.13 (26.89)	88.79 (24.13)	91.65 (27.64)	106.54 (32.62)
AKI	84.59 (25.70)	78.40 (23.57)	55.52 (22.66)	51.13 (23.70)	67.51 (35.29)
t value	4.15	7.47	12.25	13.17	9.89
value	<0.001	<0.001	<0.001	<0.001	<0.001
CKD-EPI
Non-AKI	98.84 (25.70)	103.51 (29.01)	91.44 (26.98)	94.64 (30.90)	111.29 (36.28)
AKI	84.62 (28.21)	78.31 (25.45)	54.68 (24.28)	50.74 (25.39)	67.29 (37.12)
t value	4.66	8.02	12.32	12.97	10.33
value	<0.001	<0.001	<0.001	<0.001	<0.001