Abstract PM.24 Table 1
Type of Cerclage
Sensitivity
Specificity
NPV
PPV
Abdominal (n = 20)
100%
95%
100%
50%
Elective Cervical (n = 67)
69%
81%
92%
47%
Emergency Cervical (n = 55)
74%
44%
70%
49%