Table 4. Diagnostic value of endometrial polyp and intrauterine adhesion in diagnosis of chronic endometritis in comparison to plasma cell infiltration as the gold standard.
Measure Endometrial polyp Intrauterine adhesion
Point estimate 95% confidence interval Point estimate 95% confidence interval
Sensitivity 67.4% 59.9, 74.4 15.1% 10.1, 21.4
Specificity 59.5% 51.6, 67.1 89.6% 83.8, 93.8
ROC area 0.63 0.58, 0.69 0.52 0.49, 0.56
DOR 3.04 1.9, 4.7 1.5 0.8, 2.9
PPV 63.4% 58.6, 68.0 60.1% 46.1, 72.7
NPV 63.7% 58.0, 69.0 50.3% 48.3, 52.4

* DOR= Diagnostic Odds Ratio, PPV= Positive Predictive Value, NPV= Negative Predictive Value.