Table 1.

Categorization of metabolic variables.

Test	Interpretation	Measure	Name
IVGTT	Sensitivity	IVGTT-IR	IVGTT insulin resistance
		SI	Insulin sensitivity
	Secretion	IVGTT-β	IVGTT-beta-cell functioning
		AIRg	Acute insulin response to glucose
	Composite	DI	Disposition index
OGTT	Sensitivity	HOMA-IR	Homeostatic model of insulin resistance
		MI	Matsuda index
		MCR	Metabolic clearance rate
		Gutt	Gutt insulin sensitivity index
	Secretion	HOMA-β	Homeostatic model of beta-cell function
		Stumvoll PH1	Stumvoll phase 1
		Stumvoll PH2	Stumvoll phase 2
		IGI	Insulinogenic index
		AUC-i/g	Ratio of area under insulin curve to area under glucose curve
	Composite	IGI × MI	Product of IGI and MI
		AUC × MI	Product of AUC-i/g and MI
		IGI/FI	Quotient of IGI and fasting insulin