Volume 13, Number 8—August 2007
Research
Skin and Soft Tissue Infections Caused by Methicillin-Resistant Staphylococcus aureus USA300 Clone
Jennifer K. Johnson*
, Tina Khoie*, Simone Shurland*, Kristen Kreisel*, O. Colin Stine*, and Mary-Claire Roghmann*†
, Tina Khoie*, Simone Shurland*, Kristen Kreisel*, O. Colin Stine*, and Mary-Claire Roghmann*†
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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