Multivariate analysis of mortality using the anterior cohort as the referent value adjusted for age, race, gender, Deyo score, and obesity.
| Mortality | Odds Ratio | Lower CI | Upper CI | P-value |
|---|---|---|---|---|
| Anterior | - | - | - | - |
| Posterior Decompression Only | 0.88 | 0.74 | 1.06 | 0.186 |
| Decompression with Posterior Fusion | 1.22 | 1.04 | 1.44 | 0.017 |
| Combined AP | 2.74 | 2.18 | 3.44 | <0.0001 |