Antibiotic Resistant Community-Acquired E. Coli

Inclusion Criteria:

• ll patients with E. coli infections during the time period of the study will be reviewed. A community-associated E. coli isolate will be defined as one which was recovered from a clinical culture from a patient at UPMC-P who had no established risk factors for infection with an antibiotic resistant organism.

Established risk factors are defined as:

• Isolation of the organism two or more days after admission for hospitalization OR A history of hospitalization, surgery, dialysis, or residence in a long-term care facility within one year before the culture date
• OR The presence of an indwelling catheter or percutaneous medical device (eg, tracheostomy tube, gastrostomy tube, or Foley catheter) at the time of the culture
• OR Previous isolation of an antibiotic resistant organism