Associated congenital cardiac abnormalities
| Congenital cardiac lesion | n | Per cent |
|---|---|---|
| Pulmonary or subpulmonary stenosis | 13 | 33 |
| VSD | 18 | 46 |
| Ebstein’s anomaly of the TV | 6 | 15 |
| ASD | 6 | 15 |
| Dextrocardia | 5 | 13 |
| PDA | 2 | 5 |
ASD, atrial septal defect; PDA, patent ductus arteriosus; TV, tricuspid (systemic atrioventricular) valve; VSD, ventricular septal defect.