Clinical feature	Statistical test	Significant miRs	Associated with	               	Associated with	
DAYS_TO_DEATH_OR_LAST_FUP	Cox regression test	N=9	shorter survival	N=1	longer survival	N=8
YEARS_TO_BIRTH	Spearman correlation test	N=30	older	N=14	younger	N=16
NEOPLASM_DISEASESTAGE	Kruskal-Wallis test	N=30	 	 	 	 
PATHOLOGY_T_STAGE	Spearman correlation test	N=7	higher stage	N=0	lower stage	N=7
PATHOLOGY_N_STAGE	Spearman correlation test	N=4	higher stage	N=4	lower stage	N=0
PATHOLOGY_M_STAGE	Wilcoxon test	N=0	 	 	 	 
GENDER	Wilcoxon test	N=9	male	N=9	female	N=0
KARNOFSKY_PERFORMANCE_SCORE	Spearman correlation test	N=30	higher score	N=5	lower score	N=25
HISTOLOGICAL_TYPE	Kruskal-Wallis test	N=23	 	 	 	 
RADIATIONS_RADIATION_REGIMENINDICATION	Wilcoxon test	N=0	 	 	 	 
NUMBER_PACK_YEARS_SMOKED	Spearman correlation test	N=0	 	 	 	 
YEAR_OF_TOBACCO_SMOKING_ONSET	Spearman correlation test	N=30	higher year_of_tobacco_smoking_onset	N=9	lower year_of_tobacco_smoking_onset	N=21
COMPLETENESS_OF_RESECTION	Kruskal-Wallis test	N=0	 	 	 	 
RACE	Kruskal-Wallis test	N=3	 	 	 	 
ETHNICITY	Wilcoxon test	N=0