1. Risk factors for piperacillin/tazobactam-resistant Escherichia coli in ICU patients: a clinical study.
- Author
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Mohammedi I, Ploin D, Duperret S, Chapuis F, and Petit P
- Subjects
- Escherichia coli isolation & purification, France, Humans, Prospective Studies, Risk Factors, Tazobactam, Anti-Bacterial Agents pharmacology, Drug Resistance, Microbial, Escherichia coli drug effects, Intensive Care Units, Penicillanic Acid analogs & derivatives, Penicillanic Acid pharmacology, Piperacillin pharmacology
- Abstract
Objective: To determine risk factors of infections with piperacillin/tazobactam-resistant Escherichia coli in critical care patients., Design: Prospective, consecutive sample survey study., Setting: Surgical intensive care unit (ICU) in a university hospital., Patients: A consecutive series of 133 patients from whom culture results were positive for E. coli during their ICU stay., Interventions: None., Measurements and Main Results: Multivariate logistic regression analysis identified the following significant independent factors associated with the emergence of a piperacillin/tazobactam-resistant Escherichia coli: prior use of amoxicillin (odds ratio, 4.15) and amoxicillin/clavulanate (odds ratio, 3.25)., Conclusions: Treatment with amoxicillin or amoxicillin/clavulanate is a major risk factor for the detection of piperacillin/tazobactam-resistant E. coli in ICU patients.
- Published
- 2003
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