Table 3.
Cut-off values and areas under the receiver operating characteristic curves for each parameter for predicting insulin resistance.
| Cut-off | Sensitivity | Specificity | AUC | 95% Cl | p | |
|---|---|---|---|---|---|---|
| Total | ||||||
| TyG index | 8.261 | 66.449 | 65.555 | 0.723 | (0.699–0.748) | <0.001 |
| TyG-BMI | 178.957 | 72.331 | 76.201 | 0.807 | (0.785–0.829) | <0.001 |
| TyG-BMI SDS | 5.105 | 68.445 | 79.450 | 0.810 | (0.788–0.831) | <0.001 |
| TyG-WC | 599.800 | 71.678 | 75.834 | 0.786 | (0.763–0.810) | <0.001 |
| TyG-WHtR | 3.696 | 74.728 | 75.436 | 0.809 | (0.788–0.831) | <0.001 |
| Male | ||||||
| TyG index | 8.175 | 76.604 | 60.457 | 0.756 | (0.726–0.786) | <0.001 |
| TyG-BMI | 184.058 | 79.245 | 77.680 | 0.842 | (0.817–0.867) | <0.001 |
| TyG-BMI SDS | 5.137 | 76.190 | 78.274 | 0.838 | (0.811–0.865) | <0.001 |
| TyG-WC | 600.847 | 83.019 | 70.299 | 0.820 | (0.792–0.848) | <0.001 |
| TyG-WHtR | 3.719 | 81.132 | 75.220 | 0.842 | (0.817–0.868) | <0.001 |
| Female | ||||||
| TyG index | 8.260 | 64.433 | 63.508 | 0.680 | (0.639–0.721) | <0.001 |
| TyG-BMI | 172.931 | 67.010 | 73.367 | 0.757 | (0.720–0.794) | <0.001 |
| TyG-BMI SDS | 4.883 | 58.101 | 80.623 | 0.766 | (0.730–0.802) | <0.001 |
| TyG-WC | 616.650 | 51.031 | 87.452 | 0.744 | (0.705–0.783) | <0.001 |
| TyG-WHtR | 3.588 | 72.680 | 70.551 | 0.761 | (0.725–0.797) | <0.001 |
AUC, area under the curve; TyG, triglyceride glucose index; BMI, body mass index; SDS, standard deviation score; WC, waist circumference; WHtR, waist-to-height ratio.