Table 2.
Multivariable analyses of risk factors for community-associated S. aureus, methicillin-resistant S. aureus, and methicillin-susceptible S. aureus skin and soft tissue infections compared to non-infected controls
| S. aureus vs. controls | MRSA vs. controls | MSSA vs. controls | ||||
|---|---|---|---|---|---|---|
| Variables | aOR (95% CI) | P | aOR (95% CI) | P | aOR (95% CI) | P |
| Male | 1·74 (1·06–2·85) | 0·04 | 2·01 (1·03–3·94) | 0·04 | ||
| Healthcare provider | 0·14 (0·03–0·68) | <0·01 | 0·15 (0·03–0·74) | 0·02 | 0·17 (0·02–0·88) | 0·02 |
| Weight >110 kg | 1·58 (0·82–3·06) | 0·17 | 2·03 (1·01–4·09) | 0·04 | ||
| History of prior SSTI | 7·60 (3·31–17·45) | <0·01 | 7·98 (3·37–18·88) | <0·01 | 4·82 (1·75–13·29) | <0·01 |
MRSA, Methicillin resistant S. aureus; MSSA, methicillin susceptible S. aureus; SSTI, skin and soft tissue infection; aOR, adjusted odds ratio; CI, confidence interval.