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Table 3 Sensitivity and Specificity of the study-derived and IDF waist circumference cut points for identifying components of the Metabolic Syndrome by sex.

From: Appropriate waist circumference cut points for identifying insulin resistance in black youth: a cross sectional analysis of the 1986 Jamaica birth cohort

 

Men

(n = 315)

Women

(n = 392)

 

Proportion affected (%)

IDF 94 cm cut point

Sensitivity/Specificity

82 cm cut point

Sensitivity/Specificity

Proportion affected (%)

IDF 80 cm cut point

Sensitivity/Specificity

82 cm cut point

Sensitivity/Specificity

Elevated blood pressure (> 130/85)

10

_

_

2

_

_

Low HDL cholesterol (< 1.3 mmol/L women or <1.1 mmol/L men)

30

9/98

26/89

62

29/85

24/88

Elevated fasting glucose

(> 5.6 mmol/L)

2

_

_

0.5

_

_

Elevated fasting triglycerides (> 1.7 mmol/L)

0.6

50/100

0/100

0.3

_

_

  1. Variables where waist circumference was not better than chance in identifying the presence of a particular metabolic abnormality are left blank
  2. IDF - International Diabetes Federation