Clinical feature	Statistical test	Significant genes	Associated with	               	Associated with	
Time to Death	Cox regression test	N=1	shorter survival	N=0	longer survival	N=1
AGE	Spearman correlation test	N=5	older	N=4	younger	N=1
GENDER	t test	N=2	male	N=0	female	N=2
HISTOLOGICAL TYPE	ANOVA test	N=142	 	 	 	 
RADIATIONS RADIATION REGIMENINDICATION	t test	N=8	yes	N=6	no	N=2
RADIATIONEXPOSURE	t test	N=0	 	 	 	 
DISTANT METASTASIS	ANOVA test	N=1	 	 	 	 
EXTRATHYROIDAL EXTENSION	ANOVA test	N=57	 	 	 	 
LYMPH NODE METASTASIS	ANOVA test	N=30	 	 	 	 
COMPLETENESS OF RESECTION	ANOVA test	N=2	 	 	 	 
NUMBER OF LYMPH NODES	Spearman correlation test	N=37	higher number.of.lymph.nodes	N=24	lower number.of.lymph.nodes	N=13
NEOPLASM DISEASESTAGE	ANOVA test	N=19	 	 	 	 
MULTIFOCALITY	t test	N=1	unifocal	N=0	multifocal	N=1
TUMOR SIZE	Spearman correlation test	N=2	higher tumor.size	N=2	lower tumor.size	N=0