Table 3.
Crude and Adjusted Hazard Ratios for All-Cause Mortality
| Crude Model |
Adjusted Model |
|||||
|---|---|---|---|---|---|---|
| Characteristic | Hazard Ratio | 95% CI | P Value | Hazard Ratio | 95% CI | P Value |
| Substance use disorder | 1.59 | 1.04-2.43 | .034 | 2.41 | 1.38-4.20 | .002 |
| Age at surgery | 1.01 | 0.996-1.02 | .149 | 1.022 | 1.004-1.04 | .016 |
| Staphylococcus aureus | 1.79 | 1.17-2.75 | .008 | 1.58 | 0.998-2.51 | .051 |
| Female | 1.09 | 0.70-1.70 | .706 | 0.98 | 0.61-1.56 | .920 |
| Surgery status | ||||||
| Elective | Reference | |||||
| Emergent/urgent | 1.29 | 0.77-2.18 | .330 | 1.03 | 0.60-1.74 | .925 |
| NYHA class | ||||||
| I and II | Reference | |||||
| III and IV | 2.16 | 1.26-3.72 | .005 | 1.98 | 1.12-3.49 | .018 |
| Race | ||||||
| White | Reference | Reference | ||||
| Nonwhite | 1.42 | 0.80-2.52 | .228 | 1.46 | 0.81-2.65 | .211 |
| Immunocompromised | ||||||
| No | Reference | Reference | ||||
| Yes | 1.46 | 0.77-2.74 | .245 | 1.46 | 0.76-2.81 | .253 |
CI, confidence interval; NYHA, New York Heart Association.