Meconium was collected in the nursery on all infants of consented mothers

Infant neurobehavior was assessed with the NICU Network Neurobehavioral Scale , a measures that strongly correlates with scores on the 12 and 24 month Bayley exam in neonates born <37 weeks’ gestation. We previously reported preliminary data from the IDEAL study demonstrating that exposed neonates have decreased arousal, increased stress, and poor quality of movement…