Table 3.
Cox proportional hazards for overall survival in patients treated with induction chemoradiation with or without surgery for locally advanced esophageal cancer
| Variable | Odds ratio | 95% CI lower | 95% CI higher | P value |
|---|---|---|---|---|
| Age (per decade) | 1.2 | 1.1 | 1.2 | <.001 |
| Female (vs male) | 0.8 | 0.8 | 0.9 | <.001 |
| Clinical T stage (vs T1) | ||||
| T2 | 1.1 | 0.9 | 1.3 | .35 |
| T3 | 1.4 | 1.2 | 1.6 | <.001 |
| Clinical N positive | 1.3 | 1.2 | 1.3 | <.001 |
| Charlson comorbidity index (vs 0) | ||||
| 1 | 1.2 | 1.1 | 1.2 | <.001 |
| 2+ | 1.3 | 1.2 | 1.4 | <.001 |
| Mid-esophagus location (vs distal location) | 1.2 | 1.0 | 1.3 | .004 |
| Esophagectomy | 0.8 | 0.7 | 0.9 | <.001 |
| Adjuvant chemotherapy | 1.1 | 1.0 | 1.2 | .12 |
CI, Confidence interval.