Clinical feature	Statistical test	Significant genes	Associated with	               	Associated with	
Time to Death	Cox regression test	N=0	 	 	 	 
AGE	Spearman correlation test	N=387	older	N=386	younger	N=1
NEOPLASM DISEASESTAGE	ANOVA test	N=435	 	 	 	 
PATHOLOGY T STAGE	Spearman correlation test	N=164	higher stage	N=75	lower stage	N=89
PATHOLOGY N STAGE	t test	N=1348	class1	N=133	class0	N=1215
PATHOLOGY M STAGE	ANOVA test	N=23	 	 	 	 
GENDER	t test	N=27	male	N=16	female	N=11
HISTOLOGICAL TYPE	ANOVA test	N=2246	 	 	 	 
RADIATIONS RADIATION REGIMENINDICATION	t test	N=49	yes	N=25	no	N=24
RADIATIONEXPOSURE	t test	N=56	yes	N=24	no	N=32
EXTRATHYROIDAL EXTENSION	ANOVA test	N=368	 	 	 	 
COMPLETENESS OF RESECTION	ANOVA test	N=13	 	 	 	 
NUMBER OF LYMPH NODES	Spearman correlation test	N=1081	higher number.of.lymph.nodes	N=25	lower number.of.lymph.nodes	N=1056
MULTIFOCALITY	t test	N=0	 	 	 	 
TUMOR SIZE	Spearman correlation test	N=0