Table 5.
Logistic regression of one year mortality
| Univariate analysis | Multivariate analysis | |||||
|---|---|---|---|---|---|---|
| P-value | OR | 95% CI | P-value | OR | 95% CI | |
| Gender (female)* | 0.127 | 0.632 | 0.350–1.140 | – | – | – |
| Permanent Nursing Home stay | 0.128 | 1.707 | 0.857–3.402 | – | – | – |
| Charlson comorbidity index score* | 0.001 | 1.245 | 1.089–1.424 | 0.026 | 1.185 | 1.021–1.376 |
| History of urinary retention | 0.320 | 2.396 | 0.428–13.422 | – | – | – |
| PBS* | 0.104 | 1.188 | 0.965–1.461 | – | – | – |
| Fever upon admission | 0.172 | 0.854 | 0.680–1.071 | – | – | – |
| CRP* | 0.033 | 1.031 | 1.003–1.061 | 0.067 | 1.028 | 0.998–1.059 |
| ARF* | 0.015 | 2.109 | 1.156–3.849 | 0.082 | 1.786 | 0.929–3.434 |
| EC-RC* | 0.005 | 2.318 | 1.285–4.181 | 0.005 | 2.455 | 1.306–4.613 |
| Appropriate empirical antibiotic treatment* | 0.013 | 0.444 | 0.235–0.840 | – | – | – |
| Constant | – | – | – | < 0.0001 | 0.024 | – |
Nagelkerke R square 0.134
PBS Pitt bacteremia score, CRP C reactive protein, ARF acute renal failure, EC-RC E. coli resistant to 3rd generation cephalosporins, OR odds ratio, CI confidence interval
*Variables that were entered into the multivariate logistic regression