The Efficacy of Maternal Sound for Pediatric Patients Undergoing Cardiac Surgery

Patients in the control group listened to a blank CD connected to the patient ears before induction of anesthesia and continued during intra operative period till extubation in intensive care unit

The recorded maternal voice (while they are singing the most popular songs their children like or telling a story to help their children to sleep) listened by CD player connected to the patient ears before induction of anesthesia and continued during intra operative period till extubation in intensive care unit