Evaluation of critical congenital heart defects screening using pulse oximetry in the neonatal intensive care unit

To evaluate the implementation of early screening for critical congenital heart defects (CCHDs) in the neonatal intensive care unit (NICU) and potential exclusion of sub-populations from universal screening. Prospective evaluation of CCHD screening at multiple time intervals was conducted in 21 NICUs across five states (n=4556 infants). Of the 4120 infants with complete screens, 92% did not have prenatal CHD diagnosis or echocardiography before...