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Multivariable Cox regression analysis for the relative risk of all-cause mortality calculated for a Simpson index below or above the median.
| Unadjusted | Model 1 | Model 2 | |
|---|---|---|---|
| HR (95% CI) | HR (95% CI) | HR (95% CI) | |
| Simpson index by median | |||
| Lower | 1.0 | 1.0 | 1.0 |
| Higher | 0.24 (0.07–0.84) | 0.24 (0.07–0.87) | 0.26 (0.07–0.95) |
| P value | 0.026 | 0.030 | 0.041 |
CI confidence interval, HR hazard ratio.
Model 1 was adjusted for age and sex.
Model 2 was adjusted for age, sex, and the Charlson comorbidity index.
