Table 3.
Comparison of the accuracy of non-invasive diagnostic tests using ultrasound-based diagnosis as a reference (validation sample)
| Novel test: St-index | HSI | WC | WCHR | |||
|---|---|---|---|---|---|---|
| Cutoff | – 0.847 | 0.405 | 30 | 36 | ||
| AUROC | 0.6527 | 0.6047 | 0.6323 | 0.6342 | ||
| Sensitivity (%) | 93.8 | 18.7 | 98.6 | 86.2 | 40.3 | 40.2 |
| Specificity ( %) | 23.1 | 91.4 | 5.6 | 25.7 | 75.1 | 74.5 |
| LR+ | 1.22 | 2.17 | 1.04 | 1.16 | 1.62 | 1.58 |
| LR– | 0.27 | 0.89 | 0.25 | 0.54 | 0.79 | 0.80 |
AUROC area under the receiver operating characteristic curve, HIS hepatic steatosis index, LR likelihood ratio, WC waist circumference, WCHR waist circumference/height ratio