Introduction: Associated factors with complications of the parenteral nutrition (PN) in the preterm infant have not been well studied and there are some controversies in the literature.
Objective: To identify associated factors with complications of the use of PN in preterm patients Neonatalogy Service.
Material And Methods: We performed a longitudinal, observational, retrospective, comparative study (case-control) from January 2008 to December 2010, of the infants who received PN support covering the inclusion criteria (newborns 28 to 36 weeks gestational age from 0 to 28 days after birth, who received PN for at least 6 days).