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Volume 13, Number 8—August 2007

Research

Skin and Soft Tissue Infections Caused by Methicillin-Resistant Staphylococcus aureus USA300 Clone

Jennifer K. Johnson*Comments to Author , Tina Khoie*, Simone Shurland*, Kristen Kreisel*, O. Colin Stine*, and Mary-Claire Roghmann*†
Author affiliations: *University of Maryland School of Medicine, Baltimore, Maryland, USA; †Veterans Affairs Maryland Health Care System, Baltimore, Maryland, USA;

Main Article

Table 1

Molecular typing of isolates from patients with new MRSA infections, Baltimore Veterans Affairs Medical Center Emergency Care Service, 2001–2005*

Time period No. isolates tested spa typing
PVL, 
no. (%) ACME, no. (%) MBQBLO motif, PVL, and ACME, no. (%)
MBQBLO motif,† no. (%) MDMGMK motif,‡ no. (%) Other spa types,§ no. (%)
FY01 2 0 2 (100) 0 0 0 0
FY02 13 4 (31) 5 (38) 4 (31) 3 (23) 3 (23) 2 (17)
FY03 21 15 (71) 6 (29) 0 15 (71) 15 (71) 15 (71)
FY04 94 77 (82) 14 (15) 3 (3) 74 (80) 70 (75) 68 (74)
FY05 166 147 (89) 15 (9) 4 (2) 154 (93) 147 (89) 138 (84)
Total 296 243 (82) 42 (14) 11 (4) 246 (83) 235 (79) 223 (76)

*MRSA, methicillin-resistant Staphylococcus aureus; PVL, Panton-Valentine leukocidin; ACME, arginine catabolic mobile element; FY, fiscal year.
spa types t008, t024, t112, t622, t064, t068, t121, t1881.
spa types t002, t045, t242, t548, t539.
§spa types t018, t019, t084, t128, t160, t216, t937, t1887.

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