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Table 3 The best threshold, Positive-LR, Negative-LR, sensitivities, specificities, Youden index, and area under the curve of obesity and lipid-related indices for the screening of NAFLD in the general population

From: The usefulness of obesity and lipid-related indices to predict the presence of Non-alcoholic fatty liver disease

  AUC 95%CI low 95%CI upp Best threshold Positive-LR Negative-LR Specificity Sensitivity Youden index
BMI 0.8577 0.8503 0.8651 22.5521 2.8561 0.2104 0.7015 0.8524 0.5539
WC 0.8610 0.8539 0.8681 79.6500 3.3282 0.2529 0.7571 0.8085 0.5656
WHtR 0.8366 0.8289 0.8442 0.4715 2.6973 0.2392 0.6905 0.8349 0.5254
TG 0.7969 0.7877 0.8061 0.8411 2.4052 0.3385 0.6799 0.7698 0.4497
FPG 0.7111 0.7005 0.7217 5.1902 1.8080 0.4775 0.6073 0.7100 0.3173
TyG 0.8084 0.7996 0.8173 8.2059 2.6571 0.3392 0.7149 0.7575 0.4724
TyG-BMI 0.8862 0.8797 0.8927 189.6932 3.7869 0.2080 0.7787 0.8381 0.6168
TyG-WC 0.8846 0.8782 0.8911 637.8369 3.1606 0.1627 0.7207 0.8827 0.6034
TyG-WHtR 0.8766 0.8700 0.8833 3.8957 3.3328 0.2053 0.7459 0.8468 0.5927
TG/HDL-C ratio 0.8147 0.8060 0.8233 0.6119 2.5289 0.2865 0.6818 0.8046 0.4864
HSI 0.8678 0.8604 0.8752 32.9224 3.5455 0.2557 0.7738 0.8022 0.5760
VAI 0.8000 0.7909 0.8092 0.9306 2.5657 0.3446 0.7049 0.7571 0.462
LAP 0.8659 0.8588 0.8730 13.7281 3.2019 0.2279 0.7404 0.8313 0.5717
  1. Abbreviations: AUC: area under the curve; other abbreviations as in Table ​1.