From: Endoscopic optical diagnosis provides high diagnostic accuracy of esophageal squamous cell carcinoma
 | Endoscopic diagnosis | Histologic diagnosis |
---|---|---|
Sensitivity | Â | Â |
Value (95% CI†) | 90.9% (83.9–95.6%) | 86.4% (78.5–92.2%) |
No.lesions | 100/110 | 95/110 |
Specificity | Â | Â |
Value (95% CI) | 100% (2.5–100.0) | 0% (0.0–97.5%) |
No.lesions | 1/1 | 0/1 |
Positive predictive value | Â | Â |
Value (95% CI) | 100% (96.4–100.0%) | 99.0% (94.3–100.0%) |
No.lesions | 100/100 | 95/96 |
Negative predictive value | Â | Â |
Value (95% CI) | 9.1% (0.2–-41.3%) | 0% (0–21.8%) |
No.lesions | 1/11 | 0/15 |
Accuracy | Â | Â |
Value (95% CI) | 91.0% (84.1–95.6%) | 85.6% (77.7–91.5%) |
No.lesions | 101/111 | 95/111 |