. Author manuscript; available in PMC: 2011 Sep 1.

Published in final edited form as: Int J Obes (Lond). 2010 Aug 3;35(3):393–400. doi: 10.1038/ijo.2010.152

Table 1.

Definition of Metabolic Syndrome

Metabolic Syndrome Component	Definition
Diabetes or Impaired fasting glucose (IFG)	ICD-9 250.X, 250.X0, 250.X2, 790.21;	-OR- ICD-9 277.7
	Fasting glucose ≥100 mg/dL;
	Random glucose ≥200 mg/dL; OR
	Use of hypoglycemic medications
High blood pressure	ICD-9 401.0, 401.1, 401.9, 796.2;
	At least one blood pressure ≥130/85 mmHg; OR
	Use of blood pressure medications
Low high-density lipoprotein cholesterol (HDL)	At least one HDL <50 mg/dL (women) or <40 mg/dL (men)
Hypertriglyceridemia	At least one triglyceride ≥150 mg/dL
Obesity^*	Overweight (BMI: 25.0–29.9 kg/m²) or obese (BMI ≥30 kg/m²)

Obesity is excluded from metabolic syndrome criteria when examining association between BMI and metabolic syndrome