Observational Study
Copyright ©The Author(s) 2019.
World J Gastrointest Endosc. Feb 16, 2019; 11(2): 145-154
Published online Feb 16, 2019. doi: 10.4253/wjge.v11.i2.145
Table 3 Performance characteristics of narrow band imaging for distinguishing between normal mucosa and villous atrophy (partial or complete) as compared to histopathology
Sensitivity (%)Specificity (%)PPV (%)NPV (%)Accuracy (%)
Performing endoscopist8993709893
Advanced endoscopist561001009393
Gastroenterology fellow100835310086