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Performance of various probability thresholds for referring patients with GER symptoms for endoscopy for Barrett’s esophagus
| Probability threshold at which a patient with GER is referred for endoscopy | Sensitivity (%) | Specificity (%) | Patients undergoing endoscopy (%) |
|---|---|---|---|
| All | 100 | 0 | 100 |
| ≥0.1 | 100 | 0.6 | 100 |
| ≥0.2 | 97.5 | 8.3 | 94.5 |
| ≥0.3 | 91.6 | 28.4 | 81.1 |
| ≥0.4 | 75.1 | 48.9 | 62.5 |
| ≥0.5 | 59.3 | 66.5 | 45.8 |
| ≥0.6 | 38.9 | 80.5 | 28.8 |
| ≥0.7 | 17.2 | 92.7 | 12.0 |
| ≥0.8 | 3.9 | 99.0 | 2.3 |
| ≥0.9 | 0 | 100 | 0 |
GER, gastroesophageal reflux.
