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Volume 14, Number 8—August 2008

Research

Community Strains of Methicillin-Resistant Staphylococcus aureus as Potential Cause of Healthcare-associated Infections, Uruguay, 2002–2004

Stephen R. Benoit*Comments to Author , Concepción Estivariz*, Cristina Mogdasy†, Walter Pedreira‡, Antonio Galiana‡, Alvaro Galiana§, Homero Bagnulo‡, Rachel Gorwitz*, Gregory E. Fosheim*, Linda K. McDougal*, and Daniel Jernigan*
Author affiliations: *Centers for Disease Control and Prevention, Atlanta, Georgia, USA; †Asociación Española, Montevideo, Uruguay; ‡Hospital Maciel, Montevideo; §Hospital Pereira Rossell, Montevideo;

Main Article

Table 1

Association of factors with healthcare- versus community-onset CA-MRSA, hospitalized patients, centers A–D, Uruguay, 2003–2004*†

FactorsTotal no. (%), N = 182Healthcare-onset, no. (%), 
n = 38Community-onset, no. (%), 
n = 144Univariate odds of healthcare-onset (95% CI)Multivariate odds of healthcare-onset (95% CI)†
Age >18 y‡79 (44)33 (89)46 (32)17.4 (5.8–52.0)4.8 (1.2–18.7)
Male107 (59)26 (68)81 (56)1.7 (0.8–3.6)
Residence outside Montevideo§31 (20)5 (15)26 (21)0.7 (0.2–1.9)
Chronic medical condition¶51 (29)21 (57)30 (22)4.7 (2.2–10.2)
Infection site, nonskin68 (37)31 (82)37 (26)12.8 (5.2–31.5)5.1 (1.7–15.1)
Intensive-care unit admission51 (28)23 (61)28 (19)6.4 (2.9–13.7)

*CA-MRSA, community-associated methicillin-resistant Staphylococcus aureus; CI, confidence interval.
†Controlling for facility.
‡n = 180; age not available for 2 patients.
§n = 159; location of residence not available for 23 patients.
¶n = 175. Chronic conditions: chronic bronchitis, heart disease or stroke, liver or kidney disease, diabetes, HIV, AIDS, or history of immunosuppression or cancer.

Main Article

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