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Performance of various probability thresholds for the expanded model in predicting presence of gastric intestinal metaplasia.
| Probability thresholds | Sensitivity (%) | Specificity (%) | Patients undergoing endoscopy (%) |
|---|---|---|---|
| All | 100 | 0 | 100 |
| 0.10 | 88.8 | 27.2 | 75.9 |
| 0.20 | 61.7 | 73.2 | 33.6 |
| 0.30 | 44.1 | 83.6 | 21.7 |
| 0.40 | 25.8 | 91.7 | 11.7 |
| 0.50 | 10.2 | 97.8 | 3.7 |
| 0.60 | 1.5 | 99.5 | 0.7 |
| 0.70 | 0 | 100 | 0 |
| 0.80 | 0 | 100 | 0 |
| 0.90 | 0 | 100 | 0 |
| 1.00 | 0 | 100 | 0 |
