Antenatal corticosteroid administration between 24 hours and 7 days before extremely preterm delivery is associated with the lowest rate of mortality.


Context Antenatal corticosteroids (ACS) reduce mortality in preterm infants. The association between timing of ACS and outcomes among extremely preterm infants has been sparsely investigated. In a recent large retrospective cohort study, higher odds for severe neonatal morbidity or mortality were seen in infants born at 24–33 weeks gestation with an… (More)
DOI: 10.1136/ebmed-2017-110742


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