Table 3.
Diagnostic performances of different steatosis indices
| Index systems | AUROC | SEN | SPE | PPV | NPV | Cut-off value |
|---|---|---|---|---|---|---|
| Diagnostic ability for MAFLD | ||||||
| FLI | 0.840 (0.822–0.858) | 0.783 | 0.732 | 0.574 | 0.880 | 56.93 |
| FSI | 0.833 (0.815–0.852) | 0.793 | 0.710 | 0.558 | 0.881 | 21.12 |
| ZJU | 0.826 (0.808–0.845) | 0.859 | 0.665 | 0.542 | 0.911 | 39.16 |
| LAP | 0.826 (0.807–0.844) | 0.827 | 0.694 | 0.555 | 0.897 | 36.74 |
| HSI | 0.814 (0.795–0.834) | 0.810 | 0.691 | 0.547 | 0.887 | 37.85 |
| VAI | 0.747 (0.723–0.770) | 0.666 | 0.731 | 0.533 | 0.826 | 1.47 |
| Diagnostic ability for NAFLD | ||||||
| FLI | 0.812 (0.792–0.832) | 0.727 | 0.724 | 0.515 | 0.868 | 60.00 |
| FSI | 0.811 (0.791–0.832) | 0.753 | 0.708 | 0.509 | 0.877 | 23.00 |
| ZJU | 0.811 (0.791–0.831) | 0.892 | 0.583 | 0.462 | 0.930 | 38.00 |
| LAP | 0.799 (0.778–0.820) | 0.787 | 0.678 | 0.495 | 0.888 | 38.00 |
| HSI | 0.803 (0.782–0.823) | 0.877 | 0.571 | 0.451 | 0.920 | 36.00 |
| VAI | 0.729 (0.705–0.754) | 0.533 | 0.787 | 0.501 | 0.807 | 1.78 |
AUROC, area under the receiver operating characteristic; FLI, fatty liver index; FSI, Framingham Steatosis Index; HSI, hepatitis steatosis index; LAP, lipid accumulation product; NAFLD, nonalcoholic fatty liver disease; NPV, negative predictive value; PPV, positive predictive value; ROC, receiver operating characteristic; SEN, sensitivity; SPE, specificity; VAI, visceral adiposity index; ZJU, Zhejiang University index.