Table 1.
Demographic Characteristics and the Hazard Ratio of Mortality.
| Characteristics | Total Patients n = 58,771 | Mortality n = 9728 | ||
|---|---|---|---|---|
| N (Mean) | % (SD) | HR | 95%CI | |
| Age | (37.05) | (12.44) | 1.05 | 1.05–1.05 *** |
| Gender | ||||
| Female | 26,142 | 45.5 | 1 | |
| Male | 32,629 | 55.5 | 1.20 | 1.15–1.25 *** |
| Geographic region | ||||
| Eastern | 2713 | 4.6 | 1 | |
| Southern | 15,672 | 28.2 | 0.54 | 0.50–0.59 *** |
| Central | 13,807 | 23.5 | 0.49 | 0.45–0.53 *** |
| Northern | 25,679 | 43.7 | 0.48 | 0.45–0.52 *** |
| Socioeconomic status (Enrollee category) | ||||
| Low | 28,810 | 49.0 | 1 | |
| Moderate | 13,769 | 23.4 | 0.88 | 0.84–0.93 *** |
| High | 16,192 | 27.6 | 0.67 | 0.63–0.70 *** |
| Teaching level | ||||
| District | 15,161 | 25.8 | 1 | |
| Regional | 30,479 | 51.9 | 0.74 | 0.71–0.78 *** |
| Medical center | 13,131 | 22.3 | 0.61 | 0.58–0.65 *** |
| Elixhauser Comorbidity Index Score | (0.35) | (2.72) | 1.09 | 1.09–1.10 *** |
| Charlson Comorbidity Index Score | (0.21) | (0.64) | 1.51 | 1.49–1.54 *** |
*** p < 0.001; SD = standard deviation, HR = hazard ration, CI = confidence interval.