Prediction of Outcome for Transabdominal Cerclage in Women with Cervical Insufficiency

Table 2

A comparison of pregnancy outcomes before and after TAC.

GA at delivery	Before TAC	After TAC	P value	95% CI
	(%)	(%)
<34 weeks	239 (82%)	10 (5%)	<0.001	39.8–163.2
≥34 weeks	51 (18%)	172 (95%)	<0.001

GA: gestational age; CI: confidence interval.