Table 2

Multivariate analysis of prognostic variables for disease-free and overall survival

VariableDisease-free survivalOverall survival
βSEHR (95% CI)PβSEHR (95% CI)P
Tumor differentiation
 G1–G2/G30.800.520.45 (1.23–0.16)0.120.780.510.46 (1.25–0.17)0.13
Histological type
 SCCa/non-SCC0.420.420.66 (1.50–0.29)0.320.360.420.70 (1.58–0.31)0.32
Tumor size
 T1/T20.630.510.53 (1.46–0.20)0.220.660.510.52 (1.41–0.19)0.20
90K expression
 Low/high1.700.435.50 (12.87–2.34)0.00031.620.435.04 (11.72–2.16)0.0005
  • a SE, standard error; HR, Hodds ratio; CI, confidence interval; SCC, squamous cell carcinoma.