Clinical feature	Statistical test	Significant genes	Associated with	               	Associated with	
Time to Death	Cox regression test	N=0	 	 	 	 
AGE	Spearman correlation test	N=171	older	N=76	younger	N=95
NEOPLASM DISEASESTAGE	Kruskal-Wallis test	N=610	 	 	 	 
PATHOLOGY T STAGE	Spearman correlation test	N=949	higher stage	N=237	lower stage	N=712
PATHOLOGY N STAGE	Wilcoxon test	N=3141	class1	N=3141	class0	N=0
PATHOLOGY M STAGE	Kruskal-Wallis test	N=24	 	 	 	 
GENDER	Wilcoxon test	N=11	male	N=11	female	N=0
HISTOLOGICAL TYPE	Kruskal-Wallis test	N=6124	 	 	 	 
RADIATIONS RADIATION REGIMENINDICATION	Wilcoxon test	N=29	yes	N=29	no	N=0
RADIATIONEXPOSURE	Wilcoxon test	N=0	 	 	 	 
EXTRATHYROIDAL EXTENSION	Kruskal-Wallis test	N=1675	 	 	 	 
COMPLETENESS OF RESECTION	Kruskal-Wallis test	N=3	 	 	 	 
NUMBER OF LYMPH NODES	Spearman correlation test	N=1926	higher number.of.lymph.nodes	N=1016	lower number.of.lymph.nodes	N=910
MULTIFOCALITY	Wilcoxon test	N=2	unifocal	N=2	multifocal	N=0
TUMOR SIZE	Spearman correlation test	N=26	higher tumor.size	N=3	lower tumor.size	N=23
RACE	Kruskal-Wallis test	N=38	 	 	 	 
ETHNICITY	Wilcoxon test	N=14	not hispanic or latino	N=14	hispanic or latino	N=0