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Methicillin-resistant Staphylococcus aureus and vancomycin-resistant Enterococci co-colonization
Journal article   Open access   Peer reviewed

Methicillin-resistant Staphylococcus aureus and vancomycin-resistant Enterococci co-colonization

Jon P Furuno, Eli N Perencevich, Judith A Johnson, Marc-Oliver Wright, Jessina C McGregor, J Glenn Morris Jr, Sandra M Strauss, Mary-Claire Roghman, Lucia L Nemoy, Harold C Standiford, …
Emerging infectious diseases, Vol.11(10), pp.1539-1544
10/2005
DOI: 10.3201/eid1110.050508
PMCID: PMC3366750
PMID: 16318693
url
https://doi.org/10.3201/eid1110.050508View
Published (Version of record) Open Access

Abstract

We assessed the prevalence, risk factors, and clinical outcomes of patients co-colonized with vancomycin-resistant enterococci (VRE) and methicillin-resistant Staphylococcus aureus (MRSA) upon admission to the medical and surgical intensive care units (ICUs) of a tertiary-care facility between January 1, 2002, and December 31, 2003. Co-colonization was defined as a VRE-positive perirectal surveillance culture with an MRSA-positive anterior nares surveillance culture collected concurrently. Among 2,440 patients, 65 (2.7%) were co-colonized. Independent risk factors included age (odds ratio [OR] 1.03, 95% confidence interval [CI] 1.01-1.05), admission to the medical ICU (OR 4.38, 95% CI 2.46-7.81), male sex (OR 1.93, 95% CI 1.14-3.30), and receiving antimicrobial drugs on a previous admission within 1 year (OR 3.06, 95% CI 1.85-5.07). None of the co-colonized patients would have been identified with clinical cultures alone. We report a high prevalence of VRE/MRSA co-colonization upon admission to ICUs at a tertiary-care hospital.
Intensive Care Units Prevalence Staphylococcus aureus - isolation & purification Cross Infection - prevention & control Humans Middle Aged Risk Factors Vancomycin Resistance Male Staphylococcal Infections - complications Gram-Positive Bacterial Infections - epidemiology Staphylococcal Infections - epidemiology Cross Infection - microbiology Enterococcus - isolation & purification Gram-Positive Bacterial Infections - microbiology Female Aged Enterococcus - drug effects Staphylococcal Infections - microbiology Gram-Positive Bacterial Infections - complications Methicillin Resistance Staphylococcus aureus - drug effects

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