The Effect of Music, White Noise and Heart Sound on Neonatal Pain

Each baby was listened to white noise 10 minutes before, during and 20 minutes after the painful attempt.

Each baby listened to heart sounds at an average rate of 70 beats 10 minutes before, during and 20 minutes after the painful procedure.

Each baby was listened to the music that the mother listened to the most during pregnancy restriction 10 minutes before, during and after the painful attempt.