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Table 5 ROC curve analyses of different levels of TyG index

From: TyG index is positively associated with risk of CHD and coronary atherosclerosis severity among NAFLD patients

  AUC 95% CI P Sensitivity Specificity Youden’s index
 ≥ 7.91 0.651 0.599–0.703  < 0.001 0.573 0.645 9.013
 ≥ 8.78 0.637 0.572–0.701  < 0.001 0.332 0.917 9.548
 ≥ 9.22 0.702 0.613–0.791  < 0.001 0.590 0.784 9.548
  1. The rule-in threshold of three ROC was respectively minimum value of TyG (7.91) and the tri-sectional quantiles of TyG (8.78, 9.22)