M E T H O D S
Criteria for considering studies for this review
Types of studies
All trials using randomised or quasi-randomised allocation to test
a specific intervention designed to prevent hypothermia immediately
after birth.
Types of participants
Preterm infants of < 37 weeks’ gestational age (according to best
obstetric estimate at time of delivery) or low birthweight infants
of 2500 g, where the intervention to prevent hypothermia is
applied within 10 minutes after birth in the delivery suite. Both
appropriate and small-for-gestational age infants were eligible.
Exclusions: Infants with major congenital malformations, especially
abdominal wall defects.