Table 3.
Univariate predictors of overall and event-free survival
| OS HR (95% CI) | P-value | EFS HR (95% CI) | P-value | |
|---|---|---|---|---|
| T3-T4 | 3.7 (1.21-11.12) | .021 | 4.6 (1.89-11.25) | .001 |
| LN+ | 5.0 (1.40-18.01) | .013 | 4.2 (1.65-10.63) | .003 |
| Female sex | 1.3 (0.44-3.92) | .620 | 1.5 (0.63-3.36) | .380 |
| Age (continuous) | 1.0 (0.97-1.06) | .560 | 1.0 (0.98-1.0) | .563 |
| BMI >30 | 0.8 (0.23-3.02) | .790 | 1.0 (0.37-2.66) | .980 |
| Current smoker | 1.3 (0.35-4.90) | .680 | 1.0 (0.33-2.84) | .956 |
| Immunosuppression | 0.9 (0.24-3.10) | .820 | 0.8 (0.27-2.37) | .692 |
| >53 days of treatment | 3.9 (1.09-13.99) | .037 | 2.8 (0.84-9.56) | .093 |
| Any grade >2 acute toxicity | 2.7 (0.94-7.87) | .070 | 1.4 (0.56-3.58) | .468 |
| Any late toxicity | 0.6 (0.22-1.82) | .400 | 0.6 (0.25-1.28) | .169 |
BMI, body mass index; CI, confidence interval; EFS, event free survival; HR, hazard ratio; LN+, lymph node involvement; OS, overall survival.