Predictive model for bacteremia in adult patients with blood cultures performed at the emergency department: a preliminary report.

Background: Useful predictive models for identifying patients at high risk of bacteremia at the emergency department (ED) are lacking. This study attempted to provide useful predictive models for identifying patients at high risk of bacteremia at the ED.

Methods: A prospective cohort study was conducted at the ED of a tertiary care hospital from October 1 to November 30, 2004.