Table 1 Group differences: patient characteristics and operative data

Aristotle basic score

37

11.0 ± 2.5

16

11.0 ± 3.5

0.92

Aristotle comprehensive score

37

13.4 ± 4.1

16

14.3 ± 4.9

0.46

Age (days)

37

8.6 ± 4.4

16

9.6 ± 6.6

0.59

Weight (kg)

37

3.2 ± 0.5

16

3.2 ± 0.5

0.75

Gender-male

29

78

8

50

0.054

Aortic arch hypoplasia

30

81

15

93

0.41

Aortic arch interruption

7

19

1

6

0.41

VSD (all)

27

73

8

50

0.11

VSD (large)

23

62

5

31

0.038

Intact ventricular septum

14

38

11

69

0.038

Transposition of great arteries

8

22

2

13

0.70

- Taussig-Bing

1

3

1

6

0.52

- D-Transposition

6

16

1

6

0.66

- L-Transposition

1

3

0

0

1

LVOTO

4

11

6

38

0.050

Selective myocardial perfusion

16

43

5

31

0.41

(min)

37

19 ± 22

16

13 ± 20

0.49

Antegrade cerebral perfusion

30

81

13

81

1

(min)

37

33 ± 29

16

35 ± 31

0.85

DHCA

11

30

5

31

1

(min)

37

7 ± 12

16

6 ± 8

0.59

CPB (min)

37

177 ± 66

16

213 ± 147

0.88

X-clamp (min)

37

65 ± 38

16

80 ± 74

0.70

Arterial switch operation

7

19

2

13

0.66

VSD-closure

23

62

5

31

0.038

Aortic valve repair

1

3

2

13

0.21