Table 2 Logistic regression of risk factors for AKI-KRT

Gender

4.49

0.56 ∼ 35.81

0.156

Age

0.98

0.94 ∼ 1.02

0.281

Hypertension

2.04

0.65 ∼ 6.36

0.220

Diabetes Mellitus

0.41

0.05 ∼ 3.31

0.400

EUROScore II

1.50

1.19 ∼ 1.88

< 0.001

1.76

1.13 ∼ 2.73

0.012

Baseline laboratory indices

 Hemoglobin (g/L)

1.03

1.00 ∼ 1.05

0.059

 eGFR (mL/min/1.73m2)

0.99

0.96 ∼ 1.01

0.322

 Albumin (g/L)

1.05

0.92 ∼ 1.20

0.446

Surgery type

 CABG

1.00 (Reference)

 Valve

0.97

0.11–8.94

0.981

 Valve & CABG

4.49

0.56–35.81

0.996

CPB duration

1.02

1.01 ∼ 1.03

< 0.001

1.01

0.99 ∼ 1.02

0.265

Aortic clamping time

1.03

1.01 ∼ 1.05

0.002

1.02

0.99 ∼ 1.05

0.125

Postoperative indices

 APACHE II Score

1.33

1.17 ∼ 1.50

< 0.001

1.36

1.07 ∼ 1.72

0.011

 Serum SDC1

1.010

1.005 ∼ 1.014

< 0.001

1.011

1.003 ∼ 1.020

0.008

 IL6

1.00

1.00 ∼ 1.01

0.125

 IL8

1.01

1.01 ∼ 1.02

0.006

1.01

0.99 ∼ 1.03

0.215

 TNFa

0.95

0.84 ∼ 1.07

0.375

 PCT

1.01

0.99 ∼ 1.03

0.181