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Types of congenital heart defects in the study population (N = 24).
| Hypoplastic left heart syndrome | 5 |
| Other single ventricle defects | 5 |
| Biventricular left heart obstructive lesions (Aortic stenosis and/or coarctation) | 7 |
| Tetralogy of Fallot variants | 4 |
| Septal defects (Ventricular and atrioventricular) | 3 |
