From: Emergency cervical cerclage in delayed-interval delivery of twin pregnancies: a scoping review
Group
Mean ± SD
Difference and 95% CI
t-test
t
p
Cerclage
62.7 ± 10.4
42.5 (21.9–63.1)
4.15
< 0.001
Non-cerclage
20.2 ± 6.7