Clinical feature	Statistical test	Significant genes	Associated with	               	Associated with	
Time to Death	Cox regression test	N=21	shorter survival	N=0	longer survival	N=21
AGE	Spearman correlation test	N=6	older	N=6	younger	N=0
PRIMARY SITE OF DISEASE	ANOVA test	N=5146	 	 	 	 
GENDER	t test	N=332	male	N=66	female	N=266
HISTOLOGICAL TYPE	ANOVA test	N=2406	 	 	 	 
PATHOLOGY T	Spearman correlation test	N=0	 	 	 	 
PATHOLOGY N	Spearman correlation test	N=0	 	 	 	 
TUMOR STAGE	Spearman correlation test	N=0	 	 	 	 
RADIATIONS RADIATION REGIMENINDICATION	t test	N=19	yes	N=6	no	N=13
NUMBERPACKYEARSSMOKED	Spearman correlation test	N=0	 	 	 	 
STOPPEDSMOKINGYEAR	Spearman correlation test	N=0	 	 	 	 
TOBACCOSMOKINGHISTORYINDICATOR	ANOVA test	N=0	 	 	 	 
YEAROFTOBACCOSMOKINGONSET	Spearman correlation test	N=0	 	 	 	 
DISTANT METASTASIS	ANOVA test	N=45	 	 	 	 
LYMPH NODE METASTASIS	ANOVA test	N=30	 	 	 	 
NUMBER OF LYMPH NODES	Spearman correlation test	N=0	 	 	 	 
NEOPLASM DISEASESTAGE	ANOVA test	N=20