Critical Congenital Heart Disease (CCHD) accounts for more than 25% of infant deaths that are caused by birth defects.
Oximetry screening is a low-cost, highly-effective, and painless bedside test for newborns that can be completed in as little as 45 seconds.

The screening is administered using a pulse oximeter device, which is a light that shines through the skin to measure the percentage of oxygen in the blood.