Table 2.
Univariate and Multivariable Analyses of Overall Survival.
| Univariate analysis | Multivariate analysis | |||
|---|---|---|---|---|
| Variable | P value | HR (95% CI) | P value | HR (95% CI) |
| Age: <68 vs ≥68 y | .947 | 1.022 (0.542-1.935) | ||
| Sex: male vs female | .985 | 1.019 (0.057-4.715) | ||
| Performance status a : 0 vs 1-2 | .24 | 1.408 (0.834-2.249) | ||
| Smoking status: non vs ex or current | .196 | 0.725 (0.445-1.181) | ||
| Drink: non vs ex or current | .736 | 0.898 (0.481-1.678) | ||
| Tumor stage: 1, 2, 3, 4 | <.001 | 2.111 (1.402-3.233) | .053 | 1.748 (0.983-3.108) |
| Nodal stage: 0, 1, 2, 3 | .018 | 1.754 (1.22-2.609) | .086 | 1.766 (0.890-3.502) |
| AJCC stage: I, II, III, IV | .01 | 2.101 (1.306-3.768) | .756 | 0.839 (0.276-1.192) |
| Tumor location: PS, PC, PW | .147 | 1.343 (0.818-2.063) | ||
| mGPS | <.001 | 2.964 (1.938-4.533) | .552 | 1.272 (0.568-2.850) |
| HS-mGPS | <.001 | 3.179 (2.089-4.838) | .023 | 2.683 (1.189-6.053) |
Abbreviations: AJCC, American Joint Committee on Cancer; HR, hazard ratio; HS-mGPS, high-sensitivity modified Glasgow prognostic score; mGPS, modified Glasgow prognostic score; PC, postcricoid; PS, pyriform sinus; PW, posterior wall.
a
Per the Eastern Cooperative Oncology Group.