Table 1 Comparison of patients with Acute kidney injury (renal replacement therapy) and patients without any renal complications

Baseline

 Male% (n)

64(40)

75(6)

0.79

 Age ys

72.6 ± 10.1

80 ± 3.7ys

0.003

 Weight kg

83 ± 15

87 ± 14

0.51

 Baseline Crea mg/dl

1.09 ± 0.3

1.6 ± 0.84

0.13

 Baseline GFR stage

2.2 ± 0,6

2.25 ± 0,6

0.8

 Elective% (n)

100(62)

100(8)

 ASA class ≥II% (n)

34(21)

62(5)

0.13

 Diabetes% (n)

29(18)

37(3)

0.45

 LV function reduced% (n)

53(33)

37(3)

0.47

Surgical data

 Bypass time min

116 ± 39

155 ± 38

0.01

 Cross-clamp time min

72 ± 32

102 ± 36

0.02

 Urine output on bypass ml

360 ± 290

315 ± 310

0.32

 Post-filtration CPB% (n)

8(5)

37(3)

 CABG% (n)

62(39)

25(2)

0.05

Postoperative data

 Fluid balance 24 h ml

1103 ± 1026

1403 ± 860

0.001

 Furosemide total dose 48 h (mg)

90 ± 60

98 ± 65

0.4

Secondary outcome

 Length ICU stay d

1,58 ± 1.89

23.25 ± 20.88

0.000

 Length hospital stay d

11 ± 5.9

30.6 ± 19.1

0.000

 Mortality 30d% (n)

6.4(4)

25(2)

0.1