The Effect of Mother's Voice on the Levels of Pain and Comfort in Newborns

Intervention group: During the care, from the beginning to the end, mother's voice was played to the newborns. It took about 20 minutes. The mini Bluetooth speaker and the decibel meter were disinfected with the rapid surface disinfectant used in the clinic. The speaker was placed 30 cm away from the infant's ear and the sound level in the incubator was adjusted to be 50-60 dB by using a decibel meter Mother's voice was played from the beginning of the provision of care and continued for 15 minutes after the end of the provision of care. During the provision of care, COMFORTneo scores, pain scores, and vital signs were measured and recorded on the vital signs follow-up form.

Control group: Standard nursing care lasting 20 minutes was performed in the routine sound environment of the neonatal intensive care unit. COMFORTneo scores, pain scores, and vital signs were measured and recorded on the vital signs follow-up form.

Inclusion criteria

• Connected to a mechanical ventilator (intubation or nasal CPAP),
• Term newborns (born at 37-42 weeks),
• No neurological disorders,
• No congenital or acquired hearing malformations,
• The family consents for their infant to participate in the study,

Exclusion criteria

• Diagnosis of asphyxia,
• Use of sedatives or analgesics,
• Congenital anomaly,
• Underwent an extra invasive procedure or surgical intervention,
• Parents with congenital hearing problems.