Table 4. Multilevel logistic regression analysis of individual risk factors of MRSA carriage in residents of 60 NHs in Belgium in 2011.
Predictors of MRSA carriage (n = 2600) | Adjusted OR (95%CI) | P-value | |
Previous MRSA carriage | No | 1.0 (Reference) | |
Yes | 3.5 (2.2–5.6) | <0.001 | |
Pressure sores | No | 1.0 (Reference) | |
Yes | 1.7 (1.1–2.6) | 0.013 | |
Antacid use | No | 1.0 (Reference) | |
Yes | 1.5 (1.2–2.0) | 0.001 | |
Katz scale category (level of autonomy) | <0.001 | ||
O | 1.0 (Reference) | ||
A | 1.8 (1.1–2.9) | ||
B | 1.5 (0.9–2.3) | ||
C | 2.2 (1.3–3.7) | ||
CD | 2.3 (1.5–3.6) |