Table 3. Adjusted odds ratios (ORs) and 95% confidence intervals (CIs) associated with risk factors for infection with methicillin-resistant Staphylococcus aureus, prison X, Missouri, 2002–2003*.
| Characteristics | Adjusted OR (95% CI) |
|---|---|
| Composite hygiene score | |
| <6 | 3.14(1.10–8.93) |
| >6 | 1.00 |
| Age, y | |
| 20–34 | 3.57 (0.70–18.19) |
| 35–49 | 0.75 (0.16–3.60) |
| >50 | 1.00 |
| Race | |
| Caucasian | 1.00 |
| Non-Caucasian | 2.21 (0.70–6.96) |
| Educational level | |
| No college† | 1.22 (0.30–4.92) |
| College | 1.00 |
| Overweight‡ | |
| Yes | 2.48 (0.86–7.14) |
| No | 1.00 |
| Abnormal skin condition before arriving | |
| Yes | 2.65 (0.47–15.07) |
| No | 1.00 |
*Adjusted ORs were calculated from a logistic regression model that simultaneously included all of the risk factors shown. †Included no high school, graduation from high school, or general educational development. ‡Defined as a body mass index >25.