Research Article

Uterine Cavity Abnormalities in Patients with Endometriosis in Alexandria: A Diagnostic Test Accuracy Study

Table 2

Overall diagnosis (success of hysteroscopy to diagnose polyps as well as uterine anomalies).

HysteroscopyTotal
NegativePositive

4D U/S
 Negative33 (66.0%)3 (6.0%)36 (72.0%)
 Positive0 (0.0%)14 (28.0%)14 (28.0%)

Total33 (66.0%)17 (34.0%)50 (100.0%)

Kappa0.860
Standard error0.077
value0.000

Weighted kappa0.860
Standard error0.077
95% CI0.709–1.000

Proportions of specific agreement: (i) negative agreement = ; (ii) positive agreement = . indicates significance.