1. CHDs are the most common birth defects. CHDs occur in almost 1% of births.
2. CHDs are as common as autism and about twenty-five times more common than cystic fibrosis.
3. Approximately 25% of children born with a CHD will need heart surgery or other interventions to survive.
4. Most causes of CHDs are unknown. Only 15-20% of all CHDs are related to known genetic conditions.
5. A baby’s risk of having a CHD is increased by 3 times if the mother, father, or sibling has a CHD.