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Table 4.

Table 4 Working definitions of the MetS (see 57,185.186..187.188.189.190.191.192.193,194)

Criteria WHO (1998, 1999) EGIR (1999) NCEP ATP III (2001, 2004) AACE/ACE (2003) IDF (2005) IDF & AHA/NHLBI (2009)
Required factor IGT, IFG or DM type 2, and/or insulin resistance Insulin resistance or hyperinsulinemia None At least one of the specified risk factors (e.g., obesity, sedentary lifestyle, age>40) Central obesity None
plus any 2 or more of the following plus any 2 of the following but any 3 or more of the following plus 2 or more of the following plus any 2 of the following but any 3 or more of the following
Additional factors
Obesity Waist-to-hip ratio WC≥94 cm (men) WC≥102 cm (men) BMI>25 kg/m² or Elevated WC and
>0.90 (men) WC≥80 cm (women) WC≥88 cm (women) WC>102 cm (men) country-specific
Waist-to-hip ratio WC>89 cm (women) definitions as
>0.85 (women) (10-15% lower for defined by the
and/or BMI non-Caucasians) IDF and
>30 kg/m² AHA/NHLBI
until more data
are available
Triglycerides ≥150 mg/dL >177 mg/dL ≥150 mg/dL >150 mg/dL ≥150 mg/dL ≥150 mg/dL
(≥1.7 mmol/L) (>2.0 mmol/L) (≥1.7 mmol/L) (≥1.7 mmol/L) (≥1.7 mmol/L)
or on elevated or on lipid (Rx for elevated
and/or triglycerides Rx abnormality Rx triglycerides is an
alternate indicator)
HDL - <35 mg/dL <40 mg/dL <40 mg/dL <40 mg/dL (men) < 40 mg/dL <40 mg/dL
cholesterol (<0.9 mmol/L) (men) (<1.0 mmol/L) (<1.03 mmol/L) (men) <50 mg/dL (women) (<1.03 mmol/L) (<1.0 mmol/L)
<39 mg/dL (men and women) <50 mg/dL (<1.29 (men) (men) <50 mg/dL
(<1.0 mmol/L) or on dyslipidemia Rx mmol/L) (women) or <50 mg/dL (<1.3 mmol/L)
(women) on reduced (<1.29 mmol/L) (women) (Rx for
HDL-cholesterol Rx (women) reduced
or on lipid HDL-cholesterol
abnormality Rx is an alternate
indicator)
Blood ≥160/90 mm Hg ≥140/90 mm Hg or ≥130/85 mm Hg or >130/85 mm Hg ≥130/85 mm Hg ≥130/85 mm Hg
pressure (later modified as on hypertension Rx on hypertension Rx or on (antihypertensive
≥140/90 mm Hg) antihypertensive Rx Rx in a patient with
a history of
hypertension is an
alternate indicator)
Glucose IGT, IGF IGT or IFG ≥110 mg/dL 110-125 mg/dl ≥100 mg/dL ≥100 mg/dL
(≥110 mg/dL) (≥110 mg/dL) (≥6.1 mmol/L) (≥5.6 mmol/L) (≥5.6 mmol/L)
(≥6.1 mmol/L), (≥6.1 mmol/L) (includes DM) or previously (Rx of elevated
or DM type 2 (but not DM) (later modified as diagnosed type glucose is an
≥100 mg/dL) 2 DM alternate indicator)
(≥5.6 mmol/L) or on
elevated glucose Rx
Other Microalbuminuria
(urinary albumin
excretion rate
≥20 μg/min or
albumin: creatinine
ratio ≥20 mg/g) (later
modified as ≥30
mg/g)
WHO: World Health Organization; EGIR: European Group for the Study of Insulin Resistance; NCEP ATP III: National Cholesterol Education Program Expert Panel on Detection, Evaluation, and Treatment of High Blood Cholesterol in Adults (Adult Treatment Panel III); AACE/ACE: American Association of Clinical Endocrinologists/American College of Endocrinology; IDF: International Diabetes Federation; AHA/NHLBI: American Heart Association/National Heart, Lung, and Blood Institute; IGT: impaired glucose tolerance; IFG: impaired fasting glucose; DM: diabetes mellitus; BMI: body mass index; WC: waist circumference; Rx: treatment; HDL: high-density lipoprotein.