Table 4.
Sequential regression models examining associations between key variables and the composite outcome of death and amputation.
| Candidate Variables | Odds Ratio (95% Confidence Interval) |
|---|---|
| Black vs White | |
| Age, Sex | 1.21 (1.16, 1.25) |
| Age, Sex Distressed Community Index (DCI) |
1.18 (1.13, 1.23) |
| Age, Sex DCI Dual Medicare/Medicaid Enrollment |
1.08 (1.03, 1.13) |
| Age, Sex DCI Dual Medicare/Medicaid Enrollment Rural/Urban |
1.07 (1.03, 1.12) |
| Age, Sex DCI Dual Medicare/Medicaid Enrollment Rural/Urban Hospital/Procedural Variables |
1.05 (1.01, 1.10) |
| Age, Sex DCI Dual Medicare/Medicaid Enrollment Rural/Urban Hospital/Procedural Variables Comorbidities |
0.96 (0.92, 1.01) |
All candidate variables were included in all models with the exception of the final model. In the final model, the following variables were not selected: dual Medicare/Medicaid enrollment, rural-urban location, breast cancer, endometrial cancer, ischemic heart disease. See Table S5 for specific hospital/procedure variables and comorbidities included in the model.