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Diagnostic performance of SSD for esophageal neoplasm.
| Diagnostic Performance | WLI | NBI | Comprehensive |
|---|---|---|---|
| Accuracy (%) | 92.0 | 90.1 | 90.9 |
| Sensitivity (%) | 94.7 | 97.4 | 96.2 |
| Specificity (%) | 76.5 | 67.6 | 70.4 |
| PPV (%) | 95.7 | 90.3 | 92.7 |
| NPV (%) | 72.2 | 89.3 | 82.6 |
Abbreviations: SSD, single-shot multibox detector; WLI, white-light image; NBI, narrow-band image; PPV, positive predictive value; NPV, negative predictive value.
