Clinical feature	Statistical test	Significant genes	Associated with	&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;	Associated with	
Time to Death	Cox regression test	N=0	 	 	 	 
AGE	Spearman correlation test	N=101	older	N=38	younger	N=63
NEOPLASM DISEASESTAGE	ANOVA test	N=450	 	 	 	 
PATHOLOGY T STAGE	Spearman correlation test	N=482	higher stage	N=80	lower stage	N=402
PATHOLOGY N STAGE	t test	N=2263	class1	N=1106	class0	N=1157
PATHOLOGY M STAGE	ANOVA test	N=14	 	 	 	 
GENDER	t test	N=41	male	N=19	female	N=22
HISTOLOGICAL TYPE	ANOVA test	N=5613	 	 	 	 
RADIATIONS RADIATION REGIMENINDICATION	t test	N=28	yes	N=17	no	N=11
RADIATIONEXPOSURE	t test	N=6	yes	N=3	no	N=3
EXTRATHYROIDAL EXTENSION	ANOVA test	N=1036	 	 	 	 
COMPLETENESS OF RESECTION	ANOVA test	N=2	 	 	 	 
NUMBER OF LYMPH NODES	Spearman correlation test	N=1305	higher number.of.lymph.nodes	N=728	lower number.of.lymph.nodes	N=577
MULTIFOCALITY	t test	N=0	 	 	 	 
TUMOR SIZE	Spearman correlation test	N=9	higher tumor.size	N=0	lower tumor.size	N=9
