Cerclage showed no clear difference in all perinatal losses compared with no cerclage (moderate certainty).
Cerclage showed no clear difference in serious neonatal morbidity compared with no cerclage (low certainty).
Cerclage showed no clear difference in baby discharged home healthy compared with no cerclage (moderate certainty).
Cerclage showed no clear difference in stillbirths compared with no cerclage (low certainty).
Cerclage showed no clear difference in neonatal deaths before discharge compared with no cerclage (low certainty).
Cerclage leads to lower preterm birth before 34 completed weeks compared with no cerclage (high certainty).
It is very uncertain whether cervical cerclage in combination with antibiotics and tocolytics changes serious neonatal morbidity (Reported in Miller 2014 as 'composite… compared with cervical cerclage alone (very low certainty).
It is very uncertain whether cervical cerclage in combination with antibiotics and tocolytics changes perinatal loss: all ‐ including miscarriages and stillbirth (Note:… compared with cervical cerclage alone (very low certainty).
The review found no eligible studies for this question.
The review found no eligible studies for this question.
It is very uncertain whether cervical cerclage in combination with antibiotics and tocolytics changes preterm birth < 34 completed weeks of pregnancy compared with cervical cerclage alone (very low certainty).