Table 2 Multiple logistic regression model for infection-related consultations at the ICU.
Variable | Univariate analysis | Multivariate analysis* | ||
|---|---|---|---|---|
OR (95% CI) | p-value | OR (95% CI) | p-value | |
Weekend admission | 1.66 (1.38–2.00) |  < 0.001 | 0.89 (0.73–1.07) | 0.220 |
Gender | ||||
 Female | Reference | N/A | Reference | N/A |
 Male | 1.02 (0.88–1.19) | 0.757 | 1.03 (0.88–1.21) | 0.691 |
Age (years) | 1.01 (1.00–1.01) | 0.022 | 1.01 (1.00–1.01) |  < 0.001 |
Body Mass Index | 1.01 (1.00–1.02) | 0.204 | 1.01 (1.00–1.02) | 0.102 |
Mechanical ventilation at ICU admission | 1.24 (1.07–1.45) | 0.004 | 1.66 (1.41–1.95) |  < 0.001 |
Number of readmissions | 1.43 (1.24–1.64) |  < 0.001 | 1.21 (1.04–1.40) | 0.014 |
Admission via operation room | 0.27 (0.23–0.32) |  < 0.001 | 0.47 (0.39–0.56) |  < 0.001 |
Planned admission | 0.19 (0.15–0.23) |  < 0.001 | 0.27 (0.22–0.34) |  < 0.001 |