Prognostic factors affecting overall survival
| Variable . | Unfavorable factors . | Univariate . | Multivariate* . | ||
|---|---|---|---|---|---|
| HR (CI) . | P . | HR (CI) . | P . | ||
| Age, y | > 60 | 0.9 (0.2-3.1) | .84 | ||
| Stage | IV | 2.4 (1.4-4.2) | .001 | 9.0 (1.8-45.1) | .007 |
| Performance status | 2-4 | 4.5 (1.3-15.8) | .02 | ||
| Plasma EBV-DNA | Detected | 14.5 (1.8-116) | .01 | 10.6 (1.3-87.0) | .03 |
| MNC EBV-DNA | Detected | 5.4 (1.4-20.3) | .01 | ||
| B symptom | Present | 2.7 (0.8-9.5) | .13 | ||
| EBER | > 75% | 9.3 (2.0-44.0) | .005 | ||
| Variable . | Unfavorable factors . | Univariate . | Multivariate* . | ||
|---|---|---|---|---|---|
| HR (CI) . | P . | HR (CI) . | P . | ||
| Age, y | > 60 | 0.9 (0.2-3.1) | .84 | ||
| Stage | IV | 2.4 (1.4-4.2) | .001 | 9.0 (1.8-45.1) | .007 |
| Performance status | 2-4 | 4.5 (1.3-15.8) | .02 | ||
| Plasma EBV-DNA | Detected | 14.5 (1.8-116) | .01 | 10.6 (1.3-87.0) | .03 |
| MNC EBV-DNA | Detected | 5.4 (1.4-20.3) | .01 | ||
| B symptom | Present | 2.7 (0.8-9.5) | .13 | ||
| EBER | > 75% | 9.3 (2.0-44.0) | .005 | ||
Final model.