Clinical feature	Statistical test	Significant genes	Associated with	               	Associated with	
Time to Death	Cox regression test	N=4	shorter survival	N=3	longer survival	N=1
AGE	Spearman correlation test	N=673	older	N=160	younger	N=513
GENDER	t test	N=18	male	N=8	female	N=10
RADIATIONS RADIATION REGIMENINDICATION	t test	N=0	 	 	 	 
DISTANT METASTASIS	ANOVA test	N=0	 	 	 	 
LYMPH NODE METASTASIS	ANOVA test	N=73	 	 	 	 
NUMBER OF LYMPH NODES	Spearman correlation test	N=2	higher number.of.lymph.nodes	N=1	lower number.of.lymph.nodes	N=1
NEOPLASM DISEASESTAGE	ANOVA test	N=3