Table 3. Variables associated with overall survival in univariate analysis in patients with adenosquamous esophageal cancer.
| Variable | Reference | HR (95%CI) | P value |
|---|---|---|---|
| Age | 1.02 (1.00–1.03) | 0.009 | |
| Sex (female) | Male | 0.95 (0.66–1.35) | 0.754 |
| Race (black) | White | 1.14 (0.74–1.76) | 0.552 |
| Race (other) | White | 0.70 (0.38–1.28) | 0.242 |
| Grade (III/IV) | I/II | 1.30 (0.90–1.89) | 0.164 |
| Grade (unknown) | 1.35 (0.82–2.24) | 0.241 | |
| Stage (distant) | Localized | 1.96 (1.33–2.89) | ≤0.001 |
| Stage (regional) | Localized | 0.82 (0.55–1.23) | 0.338 |
| Nodes examined (yes) | No | 0.47 (0.35–0.63) | ≤0.001 |
| Radiation (yes) | No | 0.59 (0.45–0.76) | ≤0.001 |
| Site | |||
| Abdominal/lower | Cervical/upper | 1.47 (0.75–2.90) | 0.261 |
| NOS | Cervical/upper | 1.85 (0.87–3.92) | 0.110 |
| Thoracic/middle | Cervical/upper | 1.71 (0.84–3.48) | 0.138 |
| Surgery (no resection) | Resection | 2.31 (1.73–3.09) | ≤0.001 |
NOS, not otherwise specified; HR, hazard ratio; CI, confidence interval.