Table 4.

Diagnostic accuracy of HyCoSy compared with hysteroscopy ± laparoscopy in diagnosing female genital tract congenital anomalies

Study	Cases (n)	Sensitivity (%)	Specificity (%)	PPV (%)	NPV (%)	Accuracy (%)
Ludwin et al. [38]	117	94	83	99	65	85
Ludwin et al. [37]	83	96	89	99	73	89
De Felice et al. [14]	104	100	100	100	100	100
Guimaraes Filho et al. [30]	55	100	94	73	100	92
Valenzano et al. [58]	54	100	100	100	100	100
Ragni et al. [50]	98	91	100	100	99	98
Alborzi et al. [3]	186	91	100	100	96	97
Dodero et al. [17]	52	100	100	100	100	100
Brown et al. [7]	46	100	100	100	100	100
Soares et al. [55]	65	73	100	100	97	93
Alatas et al. [2]	62	100	100	100	100	100
Goldberg et al. [23]	32	100	100	100	100	100
Keltz et al. [34]	18	100	100	100	100	100
Mean (95 % CI)		95.8 (91.1–100)	97.4 (94.1–100)	97.8 (93.3–100)	94.6 (87.6–100)	96.5 (93.4–99.5)

HyCoSy hysterosalpingo-contrast sonography, PPV positive predictive value, NPV negative predictive value, CI confidence interval