Table 5 The frequencies of associated anomalies according to critical congenital heart diseases

Atrioventricular septal defect**

637

416

65.3

342

53.7

21

3.3

19

3.0

12

1.9

13

2.0

3

0.5

7

1.1

18

2.8

Tetralogy of Fallot*

461

167

36.2

52

11.3

41

8.9

15

3.3

10

2.2

9

2.0

12

2.6

9

2.0

25

5.4

Single ventricle physiology diseases**

272

80

29.4

23

8.5

11

4.0

7

2.6

9

3.3

12

4.4

7

2.6

4

1.5

9

3.3

Pulmonary valve stenosis**

65

17

26.2

3

4.6

3

4.6

2

3.1

2

3.1

2

3.1

0

0.0

0

0.0

3

4.6

Aortic arch anomalies**

603

148

24.5

41

6.8

19

3.2

26

4.3

15

2.5

8

1.3

14

2.3

12

2.0

26

4.3

Tricuspid atresia*

57

10

17.5

0

0.0

4

7.0

2

3.5

0

0.0

0

0.0

3

5.3

1

1.8

0

0.0

Truncus arteriosus*

125

21

16.8

3

2.4

5

4.0

3

2.4

1

0.8

3

2.4

1

0.8

2

1.6

6

4.8

Total anomalous pulmonary venous return*

191

30

15.7

5

2.6

9

4.7

4

2.1

2

1.0

4

2.1

4

2.1

2

1.0

0

0.0

Pulmonary atresia with intact ventricular septum*

149

22

14.8

4

2.7

5

3.4

4

2.7

1

0.7

1

0.7

4

2.7

0

0.0

3

2.0

Hypoplastic left heart syndrome*

1012

124

12.3

26

2.6

27

2.7

25

2.5

16

1.6

14

1.4

9

0.9

6

0.6

12

1.2

Ebstein anomaly**

73

8

11.0

0

0.0

2

2.7

0

0.0

3

4.1

2

2.7

1

1.4

0

0.0

0

0.0

Transposition of great arteries*

422

22

5.2

3

0.7

8

1.9

2

0.5

0

0.0

1

0.2

1

0.2

1

0.2

3

0.7

Ungrouped***

16

2

12.5

0

0.0

1

6.3

0

0.0

1

6.3

0

0.0

0

0.0

0

0.0

0

0.0

Total

4083

1067

26.1

502

12.3

156

3.8

109

2.7

72

1.8

69

1.7

59

1.4

44

1.1

105

2.6