Table 5. Cutoff points for triglyceride-glucose index (TGI) selected in the reference population according to age groups, in Maracaibo city, Venezuela.
| Age
(years) |
TGI ¶ | Sensitivity
(%) |
Specificity
(%) |
Youden
index |
ROC
distance |
LR+ | AUC
(95%CI) |
|---|---|---|---|---|---|---|---|
| <30 | 4.49 | 65.0 | 84.8 | 0.50 | 0.381 | 4.27 | 0.789
(0.684–0.895) |
| 30–50 | 4.51 | 84.7 | 78.3 | 0.63 | 0.265 | 3.89 | 0.876
(0.812–0.939) |
| ≥50 | 4.51 | 86.5 | 66.7 | 0.53 | 0.359 | 2.59 | 0.776
(0.602–0.949) |
¶Cut-off points selected according to the best combination of indices. Delong’s test: <30 vs 30–50 years; p=0.171. <30 vs >50 years; p=0.885. 30–50 vs >50 years; p=0.34.