Table 2.
Multivariable analysis of risk factors for MRSA bacteraemia using MSSA bacteraemia controls including antibiotic use (N = 330)
| OR | 95% CI | P value | |
|---|---|---|---|
| Age | 1·01 | 1·00–1·02 | 0·048 |
| Hospitalization in the previous year | 1·38 | 0·84–2·27 | 0·204 |
| Charlson severity-of-illness measure | 0·95 | 0·86–1·05 | 0·302 |
| Diabetes mellitus | 1·05 | 0·58–1·90 | 0·869 |
| Renal failure | 1·55 | 0·92–2·63 | 0·104 |
| Third-degree burn | 1·49 | 0·07–32·25 | 0·801 |
| Chemotherapy | 4·89 | 0·48–50·10 | 0·181 |
| Tracheostomy | 0·75 | 0·30–1·89 | 0·544 |
| Urinary catheter use | 1·10 | 0·64–1·89 | 0·735 |
| Major organ transplant | 13·99 | 1·63–120·07 | 0·016 |
| Major operating-room therapeutic procedure | 1·74 | 0·88–3·43 | 0·112 |
| Monobactam use | 2·99 | 0·52–17·15 | 0·220 |
| Quinolone use | 3·41 | 1·26–9·21 | 0·016 |
OR, Odds ratio; CI, confidence interval.