Table 3.

Univariate and multivariate analyses of prognostic variables for overall survival

Variable	Univariate analysis	Multivariate analysis
	P-value	HR (95% CI)	P-value
Sex	0.72	0.93 (0.37–2.34)	0.86
Age	0.61	0.96 (0.54–1.6)	0.89
Smoking	0.92	0.83 (0.34–1.91)	0.67
Tumor size	0.76	0.95 (0.41–2.25)	0.91
Histological type	0.83	1.92 (1.19–3.11)	0.27
Differentiation	0.77	1.20 (0.92–2.46)	0.35
LN metastasis	0.004	3.40 (2.00–5.79)	<0.001
TNM stage	<0.001	1.71 (1.29–2.28)	<0.001
FOXM1 expression	0.008	2.88 (1.60–5.19)	<0.001

Abbreviations: LN, lymph node; TNM, tumor-node-metastasis.