sick-euthyroid, negative.

age:				 continuous.
sex:				 M,F.
on_thyroxine:			 f,t.
query_on_thyroxine:		 f,t.
on_antithyroid_medication:	 f,t.
thyroid_surgery:		 f,t.
query_hypothyroid:		 f,t.
query_hyperthyroid:		 f,t.
pregnant:			 f,t.
sick:				 f,t.
tumor:				 f,t.
lithium:			 f,t.
goitre:				 f,t.
TSH_measured:			 y,n.
TSH:				 continuous.
T3_measured:			 y,n.
T3:				 continuous.
TT4_measured:			 y,n.
TT4:				 continuous.
T4U_measured:			 y,n.
T4U:				 continuous.
FTI_measured:			 y,n.
FTI:				 continuous.
TBG_measured:			 y,n.
TBG:				 continuous.