Table 1 Preoperative clinical data of patients.

N

131

117

–

108

108

–

Sex (Male/Female)

66/65

54/63

0.506^#

53/55

53/55

1.000^#

Age (month)

20.6\(\,\pm\,\)8.8

18.9\(\,\pm\,\)8.0

0.111^*

19.7\(\,\pm\,\)8.8

19.5\(\,\pm\,\)8.0

0.873^*

Weight (Kg)

10.1\(\,\pm\,\)3.1

9.6\(\,\pm\,\)3.0

0.247^*

10.0\(\,\pm\,\)3.2

9.9\(\,\pm\,\)3.0

0.859^*

VSD Size (mm)

5.1\(\,\pm\,\)1.7

5.3\(\,\pm\,\)1.9

0.481^*

5.0\(\,\pm\,\)1.7

5.1\(\,\pm\,\)1.9

0.761^*

Pulmonary arterial pressure (mmHg)

39.7\(\,\pm\,\)11.7

41.6\(\,\pm\,\)13.4

0.226^*

39.5\(\,\pm\,\)11.3

42.1\(\,\pm\,\)13.8

0.127^*

Normal (n, %)

19 (14.5%)

14 (12.0%)

16 (14.8%)

14 (13.0%)

Mild pulmonary hypertension (n, %)

87 (66.4%)

69 (59.0%)

0.286^#

72 (66.7%)

60 (55.6%)

0.179^#

Moderate pulmonary hypertension (n, %)

19 (14.5%)

28 (23.9%)

16 (14.8%)

28 (25.9%)

Severe pulmonary hypertension (n, %)

6 (4.6%)

6 (5.1%)

4 (3.7%)

6 (5.6%)

Heart failure (n, %)

12 (9.2%)

9 (7.7%)

0.678^#

10 (9.3%)

8 (7.4%)

0.622^#