Epidemiology of Community - Associated Extended-spectrum Beta-lactamases (ESBL) Producing Escherichia Coli

Epidemiology of Community - Associated Extended-spectrum Beta-lactamases (ESBL) Producing Escherichia Coli

The purpose of this study is to review patients with E. coli infections at the University of Pittsburgh Medical Center (UPMC) from July 1, 2007 to June 30, 2010 to determine if these infections have arisen in the community rather than in hospitals or nursing homes.

This is chart review at UPMC. There is no human interaction.

Inclusion Criteria:

• All patients with E. coli, Klebsiella species and Proteus species infections during the time period of the study will be reviewed.