Table 1.

Common Definitions of Metabolic Syndrome

	ATP III Definition (3 of 5 Required)	ATP III-A Definition (3 of 5 Required)	IDF Consensus Definition (Waist Plus 2 Required)
Waist circumference	Men > 102 cm (>40 in)	Men > 102 cm (>40 in)	Male ≥ 94 cm (>37 in)
	Women > 88 cm (>35 in)	Women > 88 cm (>35 in)	Female ≥ 80 cm (>31.5 in)
Blood pressure	≥130/≥85 mmHg	≥130/≥85 mmHg	≥130/≥85 mmHg
HDL cholesterol	Men < 40 mg/dl (1.04 mmol/l)	Men < 40 mg/dl (1.04 mmol/l)	Men < 40 mg/dl (1.04 mmol/l)
	Women < 50 mg/dl (1.29 mmol/l)	Women < 50 mg/dl (1.29 mmol/l)	Women < 50 mg/dl (1.29 mmol/l)
Triglycerides	≥150 mg/dl (1.7 mmol/l)	≥150 mg/dl (1.7 mmol/l)	≥150 mg/dl (1.7 mmol/l)
Fasting glucose	≥110 mg/dl (6.1 mmol/l)	≥100 mg/dl (5.6 mmol/l)	≥100 mg/dl (5.6 mmol/l)

Note: IDF, International Diabetes Federation; ATP, Adult Treatment Panel; HDL, high-density lipoprotein.