Table 3.
Factors associated with 28-day all-cause mortality in patients with bacteremic gram-negative urinary tract infection.
| Variable | Univariate Model | Multivariable Model | ||
|---|---|---|---|---|
| HR (95% CI) | P-value | HR (95% CI) | P-value | |
| Age (per 10 years) | 1.66 (1.24–2.36) | <0.001 | 1.48 (1.12–2.10) | 0.004 |
| Male gender | 0.94 (0.38–2.14) | 0.89 | - | - |
| Site of acquisition: | ||||
| CA vs. HCA or nosocomial | 0.14 (0.04–0.37) | <0.001 | 0.20 (0.06–0.54) | <0.001 |
| Causative organism: | ||||
| E. coli vs. other | 0.28 (0.12–0.62) | 0.002 | 0.39(0.17–0.88) | 0.02 |
| Year of diagnosis (per year) | 1.07 (0.93–1.25) | 0.31 | - | - |
HR: hazard ratio, CI: confidence interval, CA: community-acquired, HCA: healthcare-associated.