Table2.

Univariate analysis of prognostic factors of CC

Variable	OS
	Hazard ratio	95% CI	P-value
Age (≥ 60/< 60)	1.388	(0.772,2.495)	0.273
Gender (male/female)	1.582	(0.934,2.680)	0.088
Tumor size (T2–4/T1)	1.741	(0.240,12.607)	0.583
Lymph metastasis (yes/no)	2.546	(1.515,4.278)	0.000
Distant metastasis (yes/no)	2.863	(1.693,4.843)	0.000
Clinical stage (II–IV/I)	2.984	(0.929,9.589)	0.066
NEURL1B expression (high/low)	0.637	(0.381,1.062)	0.084