Prospective Study
Copyright ©The Author(s) 2016.
World J Gastroenterol. Jul 28, 2016; 22(28): 6539-6546
Published online Jul 28, 2016. doi: 10.3748/wjg.v22.i28.6539
Table 2 Clinical diagnostic value of adenoma by scope
Sensitivity (%)Specificity (%)PPV (%)(true positive/all positive)NPV (%)(true negative/all negative)PLR (%)(true positive/false positive)
ALL61 (51-70)79 (69-86)78 (68-86)62 (53-71)2.9 (1.8-4.5)
Scope 153 (39-67)87 (70-95)86 (69-94)55 (41-69)4.0 (1.5-10.4)
Scope 268 (55-79)74 (60-84)74 (60-84)69 (55-79)2.6 (1.6-4.3)
P value for two scopes0.10.20.20.1