Review Article

Obesity, Visceral Fat, and NAFLD: Querying the Role of Adipokines in the Progression of Nonalcoholic Fatty Liver Disease

Table 2

(a) International Diabetes Foundation; metabolic syndrome worldwide definition [15, 24]. (b) Country-/ethnicity-specific values for waist circumference [15, 24].
(a)

Central obesity
Waist circumference*-ethnicity specific

Plus any two of the following

Raised triglycerides≥1.7 mmol/L (150 mg/dL)
Or speccfic treatment for this lipid abnormality

Reduced HDL-cholesterol<1.03 mmol/L (40 mg/dL) in males
<1.29 mmol/L (50 mg/dL) in females
Or specific treatment for this lipid abnormality

Raised blood pressureSystolic: ≥130 mmHg or diastolic: ≥85 mmHg
Or treatment for previously diagnosed hypertension

Raised plasma glucoseFasting plasma glucose ≥5.6 mmol/L (100 mg/dL)
Or previously diagnosed type 2 diabetes
If above 5.6 mmol or 100 mg/dL
An oral glucose tolerance test is strongly recommended but is not necessary to define the presence of the syndrome

(b)

Country/ethnic groupWaist circumference (cm) (as measure of central obesity)

EuropeansMale≥94
Female≥80

South AsiansMale≥90
Female≥80

ChineseMale≥90
Female≥80

JapaneseMale≥85
Female≥90