Table 5 The cut-off values based on ROC curves for tumor/polyp M2-PK test in stool and plasma samples
Sample type | Lesion type | Suggested cut-off value based on ROC (U/ml) | Sensitivity | Specificity | AUC |
|---|---|---|---|---|---|
Stool | Tumor | > 8 | 100% | 85.6% | 0.969 |
Polyp | > 4.8 | 81.6% | 74.8% | 0.834 | |
Plasma | Tumor | > 25 | 90.9% | 91.3% | 0.975 |
Polyp | > 19 | 96.3% | 85.5% | 0.95 |