Table 3.
Univariate and Multivariable Analyses of Disease-Free Survival.
| Univariate analysis | Multivariable analysis | |||
|---|---|---|---|---|
| Variable | P value | HR (95% CI) | P value | HR (95% CI) |
| Age: <68 vs ≥68 y | .625 | 1.174 (0.618-2.229) | ||
| Sex: male vs female | .385 | 1.881 (0.452-7.837) | ||
| Performance status a : 0 vs 1-2 | .034 | 1.730 (1.042-2.872) | .027 | 1.893 (1.076-3.329) |
| Smoking status: non vs ex or current | .585 | 0.865 (0.515-1.454) | ||
| Drink: non vs ex or current | .161 | 1.629 (0.823-3.227) | ||
| Tumor stage: 1, 2, 3, 4 | .142 | 1.364 (0.901-2.063) | ||
| Nodal stage: 0, 1, 2, 3 | .028 | 1.516 (1.047-2.196) | .151 | 1.336 (0.900-1.984) |
| AJCC stage: I, II, III, IV | .157 | 1.362 (0.888-2.088) | ||
| Tumor location: PS, PC, PW | .944 | 0.981 (0.571-1.685) | ||
| mGPS | <.001 | 2.664 (1.741-4.076) | .448 | 1.398 (0.589-3.319) |
| HS-mGPS | <.001 | 2.896 (1.893-4.429) | .041 | 2.356 (1.034-5.367) |
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.