Clinical feature	Statistical test	Significant genes	Associated with	               	Associated with	
Time to Death	Cox regression test	N=0	 	 	 	 
AGE	Spearman correlation test	N=1	older	N=0	younger	N=1
GENDER	t test	N=16	male	N=10	female	N=6
HISTOLOGICAL TYPE	ANOVA test	N=57	 	 	 	 
RADIATIONS RADIATION REGIMENINDICATION	t test	N=11	yes	N=6	no	N=5
DISTANT METASTASIS	ANOVA test	N=1	 	 	 	 
LYMPH NODE METASTASIS	ANOVA test	N=14	 	 	 	 
COMPLETENESS OF RESECTION	ANOVA test	N=901	 	 	 	 
NUMBER OF LYMPH NODES	Spearman correlation test	N=0	 	 	 	 
NEOPLASM DISEASESTAGE	ANOVA test	N=11