Clinical feature	Statistical test	Significant genes	Associated with	               	Associated with	
Time to Death	Cox regression test	N=0	 	 	 	 
AGE	Spearman correlation test	N=0	 	 	 	 
GENDER	t test	N=2	male	N=1	female	N=1
KARNOFSKY PERFORMANCE SCORE	Spearman correlation test	N=0	 	 	 	 
HISTOLOGICAL TYPE	ANOVA test	N=54	 	 	 	 
PATHOLOGY T	Spearman correlation test	N=0	 	 	 	 
PATHOLOGY N	Spearman correlation test	N=0	 	 	 	 
PATHOLOGICSPREAD(M)	ANOVA test	N=75	 	 	 	 
TUMOR STAGE	Spearman correlation test	N=0	 	 	 	 
RADIATIONS RADIATION REGIMENINDICATION	t test	N=52	yes	N=21	no	N=31
NUMBERPACKYEARSSMOKED	Spearman correlation test	N=0	 	 	 	 
STOPPEDSMOKINGYEAR	Spearman correlation test	N=0	 	 	 	 
TOBACCOSMOKINGHISTORYINDICATOR	ANOVA test	N=7	 	 	 	 
YEAROFTOBACCOSMOKINGONSET	Spearman correlation test	N=1	higher yearoftobaccosmokingonset	N=1	lower yearoftobaccosmokingonset	N=0