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Diagnostic test performance to distinguish adenomas from non-adenomas with different cut-off values.
| Cut-Off Values | ||||
|---|---|---|---|---|
| Unenhanced Attenuation | Percentage of Negative Voxels | |||
| <10 HU | <15 HU | >10% | >5% | |
| Sensitivity (%) | 59.35 | 69.11 | 82.93 | 87.8 |
| Specificity (%) | 99.09 | 98.18 | 98.18 | 75.45 |
| Positive predictive value (%) | 98.65 | 97.7 | 98.08 | 80 |
HU—Hounsfield units.
