Stopped: Due to safety concerns as the PTB \<28 weeks and perinatal death rates were significantly higher in the pessary group, following the DSMC's recommendation.
This study compares the effectiveness of cervical pessary and cervical cerclage with or without vaginal progesterone for prevention of preterm birth in women with a twin pregnancy and a cervix ≤28 mm. Participants will be randomly assigned in a 1:1:1:1 ratio to receive cerclage, pessary, cerclage plus progesterone or pessary plus progesterone.
Age range
18 Years
Sex
FEMALE
See this in plain English?
AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Bring these to your next appointment. They're a starting point for a shared conversation — not a sign you qualify or a recommendation to enrol.
Generated to help you prepare — always confirm anything about your own eligibility and care with the study team and your doctor.
The trial coordinator is the person who runs the study day to day. These cover the practical side — logistics, costs, and what taking part would actually mean for your life. The study team confirms whether you meet the criteria; these are questions to ask, not a sign you qualify.
A starting point for the conversation — always confirm anything about your own eligibility, costs, and care with the study team and your doctor.
Preterm birth <34 weeks
Timeframe: From date of randomisation until 33 6/7 weeks