Observational Study
Copyright ©The Author(s) 2021.
World J Gastroenterol. Jan 21, 2021; 27(3): 281-293
Published online Jan 21, 2021. doi: 10.3748/wjg.v27.i3.281
Table 4 Diagnostic performance of endoscopists in screening of esophagus squamous cell carcinoma after referring to the results from computer-assisted detection-white-light imaging and computer-assisted detection-narrow-band imaging

Sensitivity, % (95%CI)
Specificity, % (95%CI)
Accuracy, % (95%CI)
PPV, % (95%CI)
NPV, % (95%CI)
All, n = 2092.4 (90.3-94.5)96.7 (95.7-97.7)94.9 (93.6-96.1)95.3 (93.9-96.7)94.7 (93.2-96.1)
Experienced, n = 498.5 (96.3-100)99.1 (97.5-100)98.8 (98.2-99.4)98.7 (96.7-100)98.9 (97.4-100)
Mid-level, n = 893.2 (91.3-95.1)96.0 (94.5-97.6)94.8 (93.7-95.9)94.5 (92.5-96.6)95.2 (93.8-96.5)
Junior, n = 888.5 (86.2-90.8)96.1 (94.3-97.9)92.9 (91.2-94.6)94.3 (91.8-96.8)92.0 (90.5-93.6)