Table 4.
Association of hospital discharge- and Medicare-derived Charlson indexes with overall mortality
| Comorbidity score | Unadjusted model HR (95% CI) |
Adjusted modela HR (95% CI) |
||
|---|---|---|---|---|
| Model using OSHPD-derived score C index = 0.62 | Model using SEER-Medicare-derived score C index = 0.59 | Model using OSHPD-derived score C index = 0.77 | Model using SEER-Medicare-derived score C index = 0.76 | |
| 1 | 1.69 (1.67–1.70) | 1.45 (1.43–1.46) | 1.53 (1.51–1.54) | 1.32 (1.31–1.34) |
| 2 | 2.36 (2.33–2.38) | 1.84 (1.82–1.87) | 1.91 (1.88–1.93) | 1.56 (1.54–1.58) |
| 3 or higher | 3.23 (3.19–3.27) | 2.51 (2.48–2.53) | 2.45 (2.42–2.48) | 1.97 (1.95–1.99) |
Notes:
a
Model adjusted for age, sex, race/ethnicity, cancer stage, and quintile of neighborhood SES.
Abbreviations: HR, hazard ratio; OSHPD, Office of Statewide Health Planning and Development; SES, socioeconomic status; SEER, Surveillance, Epidemiology, and End Results.