Table 1 Timing of diagnosis for individual malformations
MalfomationPrenatalBefore dischargeAfter dischargePost mortemTotal
PA/VSD3422148
PA/IVS7224033
ToF4253133
PS1172121
TGA5136236170
HLH194591083
TAPVC02412238
AS41513032
IAA12213541
CoA1168874170
Total5541616830669
  • AS, aortic valve stenosis; CoA, coarctation of the aorta; HLH, hypoplastic left heart; IAA, interruption of the aortic arch; PA/IVS, pulmonary atresia with intact ventricular septum; PA/VSD, pulmonary atresia with ventricular septal defect; PS, pulmonary stenosis; TAPVC, total anomalous pulmonary venous connection; TGA, transposition of the great arteries; ToF, tetralogy of Fallot.