Risk factors for pulsotype NRCS-A colonisation among premature neonates in the neonatal intensive care unit of a tertiary-care hospital: a retrospective case-control study.

Background: A strain called NRCS-A ( NRCS-A) has emerged as a cause of bloodstream infections and sepsis in neonatal intensive care units (NICUs) worldwide.

Aim: To identify risk factors for NRCS-A colonisation among neonates, Dunedin Hospital NICU, Dunedin, New Zealand, from September 2013 through March 2015.

Methods: Weekly axillary swabs categorised eligible neonates as a case or a control.