Clinical feature	Statistical test	Significant miRs	Associated with	               	Associated with	
DAYS_TO_DEATH_OR_LAST_FUP	Cox regression test	N=8	 	N=NA	 	N=NA
YEARS_TO_BIRTH	Spearman correlation test	N=30	older	N=7	younger	N=23
PATHOLOGIC_STAGE	Kruskal-Wallis test	N=30	 	 	 	 
PATHOLOGY_T_STAGE	Spearman correlation test	N=30	higher stage	N=4	lower stage	N=26
PATHOLOGY_N_STAGE	Spearman correlation test	N=30	higher stage	N=13	lower stage	N=17
PATHOLOGY_M_STAGE	Wilcoxon test	N=0	 	 	 	 
GENDER	Wilcoxon test	N=30	male	N=30	female	N=0
RADIATION_THERAPY	Wilcoxon test	N=0	 	 	 	 
KARNOFSKY_PERFORMANCE_SCORE	Spearman correlation test	N=1	higher score	N=1	lower score	N=0
HISTOLOGICAL_TYPE	Kruskal-Wallis test	N=30	 	 	 	 
NUMBER_PACK_YEARS_SMOKED	Spearman correlation test	N=30	higher number_pack_years_smoked	N=30	lower number_pack_years_smoked	N=0
YEAR_OF_TOBACCO_SMOKING_ONSET	Spearman correlation test	N=28	higher year_of_tobacco_smoking_onset	N=13	lower year_of_tobacco_smoking_onset	N=15
RESIDUAL_TUMOR	Kruskal-Wallis test	N=17	 	 	 	 
RACE	Kruskal-Wallis test	N=30	 	 	 	 
ETHNICITY	Wilcoxon test	N=0