| Cardiac defect (n) | Patients (n) |
| Atrial septal defect* | 122 |
| Ventricular septal defect†| 137 |
| Tetralogy of Fallot | 201 |
| D-transposition of the great arteries | 76 |
| Double-outlet right ventricle | 45 |
| Truncus arteriosus | 20 |
| Interrupted aortic arch | 11 |
| L-transposition of the great arteries | 10 |
| Other | 6 |
| Total patients | 628 |
*Secundum or sinus venosus atrial septal defect; †perimembranous, posterior malalignment, or conoseptal hypoplasia types of ventricular septal defect.