Objective: To evaluate national practice for antibiotic prophylaxis in cardiac surgery with respect to the use of protocols, agent selection and duration of administration.
Design, Setting And Participants: Two point-prevalence surveys of intensive care units in 24 public and 27 private hospitals performing cardiac surgery in Australia, conducted in 2004 and 2008, using a structured telephone questionnaire of the attending senior intensive care clinician in each unit.
Main Outcome Measures: Existence of a protocol in the unit for antibiotic prophylaxis, specific antibiotic agents used and their duration of administration.