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Volume 13, Number 1—January 2007


Multidrug-resistant Acinetobacter Infection Mortality Rate and Length of Hospitalization

Rebecca H. Sunenshine*, Marc-Oliver Wright†, Lisa L. Maragakis‡, Anthony D. Harris†, Xiaoyan Song‡, Joan Hebden†, Sara E. Cosgrove‡, Ashley Anderson*, Jennifer Carnell*, Daniel B. Jernigan*, David G. Kleinbaum*, Trish M. Perl‡, Harold C. Standiford†, and Arjun Srinivasan*Comments to Author 
Author affiliations: *Centers for Disease Control and Prevention, Atlanta, Georgia, USA; †University of Maryland Medical School and Medical Center, Baltimore, Maryland, USA; ‡Johns Hopkins University, Baltimore, Maryland, USA;

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Table 3

Multivariable analysis of outcomes of patients with and without multidrug-resistant (MDR) Acinetobacter infections, Baltimore hospitals, 2003–2004*

Outcome evaluatedMDR Acinetobacter vs. susceptible† 
OR (95% CI)MDR Acinetobacter vs. uninfected† 
OR (95% CI)
Length of stay, d2.5 (1.2–5.2)2.5 (1.2–5.4)
Intensive care unit length of stay, d2.1 (1.0–4.3)4.2 (1.5–11.6)
Mortality rate (%)2.6 (0.3–26.1)6.6 (0.4–108.3)

*OR, odds ratio; CI, confidence interval.
†Models include modified Acute Physiology and Chronic Health Evaluation III score to control for severity of illness and Charlson index to control for underlying disease.

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