Table 2 Performance of the artificial neural network classifier in differential diagnosis of colorectal adenocarcinoma in patients and controls
| Â | Training set | Validation set | Test set |
|---|---|---|---|
Total population | 146 | 33 | 33 |
Sensitivity | 88.9% | 84.6% | 86.7% |
Specificity | 91.9% | 85.0% | 88.9% |
NPV | 89.5% | 89.5% | 88.9% |
PPV | 91.4% | 78.6% | 86.7% |