Cycled Light and Crying of Preterm Infants

Cycled Light Exposure Reduces Fussing and Crying in Very Preterm Infants

This study shows that cycled light during neonatal care reduces infant's fussing and crying behavior at 5 and 11 weeks corrected age and improves growth during neonatal care.

Inclusion Criteria:

• very preterm infants (≤ 32 0/7 weeks gestational age, GA)

Exclusion Criteria:

• major cerebral injuries such as intraventricular haemorrhage grade III (according to Papile 16) or periventricular leukomalacia or venous infarction (according to Govaert and de Vries 17) diagnosed by cranial ultrasound
• retinopathy of prematurity grade III and IV
• congenital malformations
• small for gestational age (birth weight < 3rd percentile)
• prenatal infections
• intrauterine drug exposure