Outcomes of neonatal patent ductus arteriosus ligation in Canadian neonatal units with and without pediatric cardiac surgery programs

BACKGROUND/PURPOSE: Preterm infants needing patent ductus arteriosus (PDA) ligation are transferred to a pediatric cardiac center (CC) unless the operation can be done locally by a pediatric surgeon at a non-cardiac center (NCC). We compared infant outcomes after PDA ligation at CC and NCC. METHODS: We analyzed 990 preterm infants who had PDA ligation between 2005 and 2009 using the Canadian Neonatal Network database. In-hospital mortality and …