Research Article
Uterine Cavity Abnormalities in Patients with Endometriosis in Alexandria: A Diagnostic Test Accuracy Study
| | | Hysteroscopy | Total | | Negative | Positive |
| | 4D U/S | | | | | Negative | 45 (90.0%) | 1 (2.0%) | 46 (92.0%) | | Positive | 0 (0.0%) | 4 (8.0%) | 4 (8.0%) |
| | Total | 45 (90.0%) | 5 (10.0%) | 50 (100.0%) |
| | Kappa | 0.878 | | | Standard error | 0.120 | | | value | 0.000 | |
| | Weighted kappa | 0.878 | | | Standard error | 0.120 | | | 95% CI | 0.643–1.000 | |
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Proportions of specific agreement: (i) negative agreement = ; (ii) positive agreement = . indicates significance.
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