Predicting waist circumference from body mass index

Table 1 Specifications of Cardiometabolic Risk Factor Sets

	Metabolic Syndrome NCEP-ATP III^a	Abdominal Obesity 1 (AO)	AO + Diabetes	AO + Dyslipidemia	AO + Diabetes + Dyslipidemia	Metabolic Syndrome IDF^a	Abdominal Obesity 2
	≥3 of the following risk factors	High WC	High WC + diabetes	High WC + high TG or low HDL	High WC + diabetes + high TG or low HDL	High WC + 2 of the other 4 risk factors	High WC
WC	Men ≥ 102 cm	Men ≥ 102 cm	Men ≥ 102 cm	Men ≥ 102 cm	Men ≥ 102 cm	Men ≥ 94 cm^b	Men ≥ 94 cm^b
	Women ≥ 88 cm	Women ≥ 88 cm	Women ≥ 88 cm	Women ≥ 88 cm	Women ≥ 88 cm	Women ≥ 80 cm^b	Women ≥ 80 cm^b
TG	≥ 150 mg/dL	NA	NA	≥ 150 mg/dL	≥ 150 mg/dL	≥ 150 mg/dL, or	NA
						on treatment for high TG
HDL	Men < 40 mg/dL	NA	NA	Men < 40 mg/dL	Men < 40 mg/dL	Men < 40 mg/dL	NA
	Women < 50 mg/dL			Women < 50 mg/dL	Women < 50 mg/dL	Women < 50 mg/dL or
						on treatment for low HDL
BP	SBP ≥ 130 mm Hg or	NA	NA	NA	NA	SBP ≥ 130 mm Hg or	NA
	DBP ≥ 85 mm Hg or					DBP ≥ 85 mm Hg or
	current use of anti-hypertensive medication					current use of anti-hypertensive medication
						(Same as for NCEP)
FPG	≥ 100 mg/dL or	NA	≥ 126 mg/dL or	NA	≥ 126 mg/dL or	≥ 100 mg/dL or	NA
	use of diabetes medication		use of diabetes medication		use of diabetes medication	previously diagnosed type 2 diabetes	NA

WC waist circumference, TG triglycerides, HDL high-density lipoprotein, BP blood pressure, FPG fasting plasma glucose, NCEP National Cholesterol Education Program, ATP III Adult Treatment Panel III.
^a Ford, E. S. Prevalence of the metabolic syndrome defined by the International Diabetes Federation among adults in the U.S. Diabetes Care 2005, 28:2745–2749.
^b For White and African American subjects. Refer to ^a Ford, E.S. article for other ethnic group-specific thresholds including for Mexican-American subjects.

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