Table 1 Patient characteristics, clinical outcomes, and plasma NGAL measurements

Age (years)

3.4 ± 0.5

4.9 ± 0.7

NS

Males (%)

55

50

NS

Caucasians (%)

85

88

NS

Prior surgery (%)

39

55

0.01

Bypass time (min)

99 ± 5.4

143 ± 9.0

<0.0001

Creatinine change (%)

11 ± 1.5

117 ± 19

<0.0001

Duration of AKI (days)

0

3 ± 0.7

<0.0001

Hospital stay (days)

5.8 ± 0.7

12.7 ± 1.6

<0.0001

Deaths (%)

0

16

<0.0001

Plasma NGAL baseline (ng/ml)

66.1 ± 2.0

75.5 ± 3.1

0.07

Plasma NGAL 2 hours (ng/ml)

84.1 ± 4.2

218.8 ± 12.1

<0.0001

Plasma NGAL 12 hours (ng/ml)

68.4 ± 2.2

219.1 ± 22.0

<0.0001

Plasma NGAL 24 hours (ng/ml)

72.9 ± 5.9

232.6 ± 41.2

<0.0001