Rate, risk factors, and outcomes of nosocomial primary bloodstream infection in pediatric intensive care unit patients.

Objective: The objective of this study was to determine the rate, risk factors, and outcomes of nosocomial primary bloodstream infection in pediatric intensive care unit (PICU) patients.

Design: Prospective cohort study.

Settings: This study was performed at St Louis Children's Hospital, a 235-bed academic tertiary care center with a combined 22-bed medical and surgical PICU.