Diagnosis of Genital Tuberculosis in Infertile Women by Using the Composite Reference Standard

Table 2

Performance of the Imaging endoscopic methods for the diagnosis of FGTB: sensitivity, specificity, and kappa agreement in comparison with composite reference standards.

Laparoscopy	CRS		Hysteroscopy	CRS
19/50	TB group ()	Non-TB group ()	15/50	TB group ()	Non-TB group ()
Positive ()	5	14	Positive ()	5	10
Negative ()	2	29	Negative ()	1	34
Sensitivity	77.78% (95% CI: 39.99% to 97.19%)		Sensitivity	85.71% (95% CI: 42.13% to 99.64%)
Specificity	67.44% (95% CI: 51.46% to 80.92%)		Specificity	77.27% (95% CI: 62.16% to 88.53%)
PPV	33.33% (95% CI: 22.32% to 46.53%)		PPV	37.50% (95% CI: 24.34% to 52.81%)
NPV	93.55% (95% CI: 80.76% to 98.04%)		NPV	97.14% (95% CI: 84.61% to 99.53%)
Kappa value (95% CI)	Agreement	Level of agreement	Kappa value (95% CI)	Agreement	Level of agreement
0.22 (-0.015 to 0.468)	58.64%	Fair	0.36 (0.09 to 0.64)	65.20%	Fair