Analysis of the Timing of Cervical Cerclage Treatment in Pregnant Women with Cervical Insufficiency and the Effect on Pregnancy Outcome

Figure 6

The gestational week extension time of early group vs middle group, elective group vs emergency group (days). (a) The gestational week extension time of early group vs middle group (days). (b) The gestational week extension time of elective group vs emergency group (days).

(a)

(b)