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Positive and negative predictive values of the ANN
| Cohort | Models | 1-year risk of EGVB | |
|---|---|---|---|
| Positive % (95% CI) |
Negative % (95% CI) |
||
| Training | ANN (low) | 26.2 (25.0–27.4) | 98.7 (95.2–99.7) |
| ANN (high) | 54.7 (48.6–60.7) | 91.6 (89.4–93.4) | |
| Validation | ANN (low) | 20.9 (19.6–22.2) | 100 (−) |
| ANN (high) | 41.5 (32.8–50.8) | 91.9 (88.6–94.3) | |
Abbreviations: ANN Artificial neural networks, CI Confidence interval, EGVB Esophagogastric variceal bleeding
