Univariate | Multivariate | |||
---|---|---|---|---|
Variable | Odds ratio (95% CI) | P value | Odds ratio (95% CI) | P value |
Contralateral SMG dose (Gy) | 1.07 (1.05-1.11) | <0.0001 | 1.07 (1.02-1.11) | 0.002 |
Contralateral parotid dose (Gy) | 1.10 (1.02-1.21) | 0.03 | 0.92 (0.81-1.04) | 0.19 |
T4 tumor | 5.63 (2.21-15.31) | 0.0004 | 3.90 (1.10-14.95) | 0.04 |
Bilateral nodal disease | 6.07 (2.26-17.85) | 0.0005 | 2.67 (0.62-12.01) | 0.19 |
Base of tongue primary | 1.94 (0.84-4.55) | 0.12 | 2.30 (0.71-7.95) | 0.17 |
Concurrent systemic therapy | 5.88 (1.01-111.52) | 0.10 | 2.51 (0.33-53.76) | 0.44 |
Age at treatment | 1.03 (0.98-1.08) | 0.31 | 1.02 (0.96-1.09) | 0.56 |