One-year survival rate for infants with isolated CHDs by prenatal versus postnatal diagnosis: Atlanta, Georgia, 1994 to 2005. (A) All CHDs; (B) non-CCHDs; and (C) CCHDs, defined as 7 primary CHD targets for pulse oximetry screening (HLHS, truncus arteriosus, tricuspid atresia, total anomalous pulmonary venous return, pulmonary atresia, tetralogy of Fallot, and transposition of the great arteries) plus 5 secondary targets for pulse oximetry screening (interrupted aortic arch, coarctation of the aorta, Ebstein's anomaly, single ventricle, and double-outlet right ventricle).