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Sensitivity, specificity, and accuracy of patient selection strategy before endoscopy screening
| Lesions | Sensitivity (%) | Specificity (%) | Positive prediction value (%) | Accuracy (%) |
|---|---|---|---|---|
| ESCC | 100.0 | 53.7 | 0.1 | 53.7 |
| Premalignant lesions | 72.4 | 54.0 | 2.0 | 54.2 |
| Precursor lesions | 57.3 | 54.7 | 7.2 | 54.5 |
| Reflux esophagitis | 60.6 | 56.2 | 19.9 | 56.9 |
Abbreviation: ESCC, esophageal squamous cell carcinoma.
