Comparison of Purulent and Nonpurulent Skin and Soft Tissue Infections among Patients with One or More Health Care Risk Factors as Defined by the Centers for Disease Control and Prevention (n = 169)
| Characteristic | Purulent SSTI* (n = 91) | Nonpurulent SSTI* (n = 78) | P |
|---|---|---|---|
| Contains SCCmec IV | 85 (93) | 36 (46) | <.001 |
| Contains SCCmec II | 6 (7) | 40 (51) | <.001 |
| Positive for PVL genes | 82 (90) | 23 (29) | <.001 |
| Susceptible to clindamycin | 74 (81) | 32 (41) | <.001 |
* All data provided as n (%).
SSTI, skin and soft tissue infenction; PVL, Panton-Valentine leukocidin.