Clinical feature	Statistical test	Significant genes	Associated with	               	Associated with	
Time to Death	Cox regression test	N=3048	shorter survival	N=1442	longer survival	N=1606
AGE	Spearman correlation test	N=3682	older	N=1744	younger	N=1938
PRIMARY SITE OF DISEASE	ANOVA test	N=17229	 	 	 	 
GENDER	t test	N=8979	male	N=4341	female	N=4638
KARNOFSKY PERFORMANCE SCORE	Spearman correlation test	N=196	higher score	N=92	lower score	N=104
HISTOLOGICAL TYPE	ANOVA test	N=17150	 	 	 	 
TUMOR STAGE	Spearman correlation test	N=0	 	 	 	 
RADIATIONS RADIATION REGIMENINDICATION	t test	N=5806	yes	N=2804	no	N=3002
NUMBERPACKYEARSSMOKED	Spearman correlation test	N=0	 	 	 	 
YEAROFTOBACCOSMOKINGONSET	Spearman correlation test	N=2	higher yearoftobaccosmokingonset	N=0	lower yearoftobaccosmokingonset	N=2
DISTANT METASTASIS	ANOVA test	N=576	 	 	 	 
LYMPH NODE METASTASIS	ANOVA test	N=9839	 	 	 	 
COMPLETENESS OF RESECTION	ANOVA test	N=2084	 	 	 	 
NUMBER OF LYMPH NODES	Spearman correlation test	N=0	 	 	 	 
NEOPLASM DISEASESTAGE	ANOVA test	N=10650