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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