Early screening for critical congenital heart defects in asymptomatic newborns in Bursa province.

Objective: In this study, pulse oximetry screening results in the early diagnosis of critical congenital heart diseases (CCHD) will be evaluated.

Methods: Eight-thousand two-hundred and eight of 10,200 newborns born between January 2014 and December 2014 were screened using pulse oximetry for the diagnosis of CCHD. Screening test was considered to be positive in the newborns whose saturation after 24 h from the birth with pulse oximetry was ≤ 95% and/or in the newborns who had a difference of ≥ 3% between the lower and right upper extremity.