Effectiveness of Cervico-isthmic Cerclage

Effectiveness of CERvico-isthmic CErclage in Increasing the Rate of Live Births in Case of a History of Late Miscarriage and/or Premature Delivery

This study compares the rate of live births before and after cervico-isthmic cerclage in 3 hospitals in the last 10 years. The hypothesis is that cerclage significantly increases the rate of live births in women with cervical insufficiency.

Inclusion Criteria:

• History of premature delivery or late miscarriage unrelated to maternal pathology, chorioamnionitis, fetal or placental pathology
• Patient aged over 18 at the time of the phone call
• Cerclage performed according to the Benson technique verified on the operative report
• Cerclage performed in one of the 3 obstetric gynecology departments of the CHU de Lyon (Lyon Sud, Croix Rousse and HFME) between January 1, 2010 and April 1, 2019

Exclusion Criteria:

• History of trachelectomy
• Surgical technique not specified or not deductible from the operating report
• Refusal to participate in the study
• Patient under legal protection