WHO	World Health Organization
NHANES	National Health and Nutrition Examination Surveys
BMI	body mass index
LDL	low-density lipoprotein
LDL-C	low-density lipoprotein cholesterol
HOMA-IR	insulin resistance index
TMAH	tetramethylammonium hydroxide
APDC	ammonium pyrrolidine dithiocarbamate
ATP	Adult Treatment Panel
ICP-MS	inductively coupled plasma mass spectrometery
PIR	poverty:income ratio
IRTK	insulin receptor tyrosine kinase
ZAG	zinc-alpha2-glycoprotein
NEFAs	non-esterified fatty acids
SOD	superoxide dismutase
TC	total cholesterol
HDL-C	high-density lipoprotein cholesterol
MS	metabolic syndrome
TG	triglyceride
Zn	zinc
Cu	copper
Mn	manganese
Pb	lead
Hg	mercury
Se	selenium