Table 5 Multivariate logistic regression of first-week mortality with comorbidity adjustment by Charlson
Variables | β | p | Relative risk | 95% C.I. | |
|---|---|---|---|---|---|
Lower | Lower | ||||
Age | 0.028 | <0.001 | 1.029 | 1.012 | 1.045 |
Type of infection | |||||
Treatment-related | 0.038 | 1.000 | |||
healthcare-associated | −0.054 | 0.833 | 0.947 | 0.572 | 1.568 |
Nosocomial | 0.625 | 0.029 | 1.868 | 1.065 | 3.276 |
Source of infection | |||||
Absent | 1.000 | ||||
Present | 0.892 | 0.009 | 2.440 | 1.252 | 4.756 |
Treatment modification | |||||
Change to another drug | <0.001 | 1.000 | |||
Extension of duration | −0.938 | 0.382 | 0.391 | 0.048 | 3.210 |
No change | 0.911 | <0.001 | 2.487 | 1.585 | 3.904 |
Charlson | |||||
0–2 | 1.000 | ||||
≥ 3 | 0.985 | <0.001 | 2.678 | 1.706 | 4.204 |