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Volume 17, Number 3—March 2011

CME ACTIVITY

Staphylococcus aureus Infections in US Veterans, Maryland, USA, 1999–20081

LaRee A. TracyComments to Author , Jon P. Furuno, Anthony D. Harris, Mary Singer, Patricia Langenberg, and Mary-Claire Roghmann
Author affiliations: Author affiliations: University of Maryland, Baltimore, Maryland, USA (L.A. Tracy, J.P. Furuno, A.D. Harris, P. Langenberg, M.-C. Roghmann); Veterans Administration Maryland Health Care System, Baltimore (M.-C. Roghmann); US Food and Drug Administration, Silver Spring, Maryland, USA (M. Singer)

Main Article

Table 2

Incidence and type of Staphylococcus aureus infections, Veterans Affairs Maryland Health Care System, fiscal years 1999–2008*

Fiscal year Invasive infection
Noninvasive infection
Hospital onset†
Community onset‡
Hospital onset†
Community onset‡
MSSA MRSA MSSA MRSA MSSA MRSA MSSA MRSA
1999 46.3 104.1 72.6 46.0 88.7 250.7 246.7 113.7
2000 58.4 75.1 72.4 44.4 116.8 183.5 142.5 100.5
2001 50.6 109.6 66.3 27.8 139.1 273.9 117.6 119.7
2002 58.1 116.1 57.5 31.7 111.7 254.6 150.8 107.1
2003 53.2 87.1 59.0 43.3 135.5 222.6 104.2 114.0
2004 24.3 72.8 59.2 51.3 140.8 301.0 165.8 286.3
2005 33.5 54.4 47.1 41.2 62.8 272.1 176.6 467.0
2006 59.3 59.3 57.5 46.0 91.2 150.4 164.8 360.2
2007 29.3 37.7 46.3 48.3 87.9 196.8 162.2 451.7
2008 40.3 44.3 23.3 40.7 64.4 221.5 149.2 397.2
Average 45.3 76.0 56.1 42.1 103.9 232.7 158.0 251.8

*MSSA, methicillin-susceptible S. aureus; MRSA, methicillin-resistant S. aureus.
†Incidence per 100,000 adjusted acute-care inpatient days.
‡Incidence per 100,000 veterans.

Main Article

1This study was presented in part at the 49th Annual Interscience Conference on Antimicrobial Agents and Chemotherapy; 2009 Sep 11–15; San Francisco, California, USA (abstracts 1217 and 3136).

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