Table 2.
Comparison of waist circumference cutoff values for abdominal obesity to predict atherosclerosis in non-diabetic subjects
| Cutoff (cm) | Sensitivity (%) | Specificity (%) | PPV (%) | NPV (%) | Youden’s index | ||
|---|---|---|---|---|---|---|---|
| Non-obese (BMI < 25 kg/m2) | Men | 84 | 57.6 | 66.9 | 26.8 | 88.3 | 24.5 |
| 90 | 16.9 | 95.0 | 41.7 | 84.5 | 11.9 | ||
| Women | 76 | 75.4 | 47.2 | 28.7 | 87.2 | 22.6 | |
| 80 | 46.2 | 68.0 | 28.8 | 81.8 | 14.2 | ||
| Obese (BMI ≥ 25 kg/m2) | Men | 90 | 68.9 | 37.8 | 29.2 | 76.5 | 6.7 |
| 93 | 44.3 | 67.7 | 33.8 | 76.6 | 12.0 | ||
| Women | 80 | 98.4 | 8.5 | 31.7 | 92.3 | 6.9 | |
| 87 | 70.5 | 53.2 | 39.4 | 80.6 | 23.7 | ||
PPV positive predictive value; NPV negative predictive value