Table 4

The optimal cut-off of triglyceride to predict insulin resistance among US adult 2007–2014*

TG (mg/dL)Sensitivity (%)Specificity (%)Youden indexAUCPAUC (95% CI)
LowerUpper
IRRF-Free79.50.7820.5430.3250.7016<0.0010.70130.7018
IRRF-Optimal81.50.7060.6870.3930.7219<0.0010.72150.7222
  • *Data are from the National Health and Nutrition Examination Surveys. All data except for sample size are weighted accounting for the complex study design according to the directions of the National Centre for Health Statistics.

  • AUC, area under curve; CI, confidence interval.