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Table 1 Baseline characteristics of patients with and without acute kidney injury

From: Serum Interleukin-6 and interleukin-8 are early biomarkers of acute kidney injury and predict prolonged mechanical ventilation in children undergoing cardiac surgery: a case-control study

 

No acute kidney injury

Acute kidney injury

P value

Number

21

18

 

Age (years)*

2.1 ± 2

3 ± 5.2

0.46

Male (%)

62%

50%

0.46

White (%)

86%

83%

0.84

Redo surgery

24%

39%

0.31

CPB time (minutes)*

87 ± 44

136 ± 63

0.007

Baseline Cr (mg/dl)*

0.4 ± 0.08

0.4 ± 0.17

0.92

Peak Cr (mg/dl)*

0.4 ± 0.11

0.9 ± 0.58

0.0007

CVP (mm Hg)*‡

10.6 ± 2.6

10.6 ± 3.4

0.99

Mechanical ventilation at 24 h (%)

33%

78%

0.006

Hospital length of stay (days)†

4 [3, 6]

10.5 [8, 30]

<0.0001

Death (%)

0

11%

0.12

  1. *Mean ± SD
  2. † Median [25, 75% interquartile range].
  3. ‡ Measured 2 hours after CPB.