Cervix checks after preterm labor scare may predict early delivery
NCT ID NCT05044143
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study followed 303 pregnant women who had a threatened preterm labor episode but did not deliver right away. Researchers measured their cervix length with ultrasound at several time points to see if shortening over time could predict spontaneous preterm birth before 37 weeks. The goal is to improve prediction and possibly guide future care.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- What this could lead to
- If successful, this could lead to a better way to predict which women are at risk of delivering early after a preterm labor scare.
- What could go wrong
- This is an observational study, not a treatment trial. It may not find a clear link, and results may not apply to all pregnant women.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
-
303 people
The number who actually took part.
- Started
-
Oct 2021
- Finished
-
Dec 2024
- Lead sponsor
-
Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Women who remained undelivered after their first episode of threatened preterm labor, whose cervical length upon hospital discharge is \< 25 mm
- Ages
-
18 to 45 years
- Sex
-
Female participants only
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Singleton pregnancy at 23+0 - 33+6 weeks' gestation * Age \> 18 years old * Patients should be capable of providing consent to participate in the study Exclusion Criteria: * Previous spontaneous preterm (20+0 - 36+6 weeks' gestation) delivery (including history of pregnancy loss due to cervical incompetence, i.e painless cervical dilatation prior to 24 weeks' gestation) * Treatment with 17 hydroxyprogesterone caproate due to a previous spontaneous preterm delivery * Detection of a cervical length \< 25 mm during routine ultrasound \< 24 weeks' gestation in asymptomatic patients (i.e patients that do not complain of uterine contractions or patients with no uterine contractions documented on tocometry) * Treatment with vaginal progesterone or micronized progesterone due to a cervical length \< 25 mm * Cerclace placement in the current or in a previous pregnancy * Multiple pregnancy * Age \< 18 years old * Preterm premature rupture of membranes (pPROM) upon initial presentation * Müllerian malformations * Prior cervical surgery
Get updates
Get notified about this study
Sign up to get updates when this study changes or when new studies for Preterm labor with preterm delivery are added.
Genom att skicka in godkänner du våra Användarvillkor
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
-
Department of Obstetrics and Gynecology, Foundation MBBM at San Gerardo Hospital, University of Milan-Bicocca School of Medicine and Surgery
Monza, Italy
-
Divisione di Ginecolgia ed stetricia, Azienda Ospedaliera Vimercate-Desio presidio di Carate Brianza Giussano, e Università di Milano Bicocca
Milan, Italy
-
Divisione di Ginecologia ed Ostetricia, Dipartimento Materno infantile, Arcispedale Santa Maria Nuova, IRCCS
Reggio Emilia, Italy
-
Facoltà di Medicina e Chirurgia, università politecnica delle Marche
Ancona, Italy
-
Fondazione IRCCS Cà Granda, Ospedale Maggiore Policlinico, Clinica Mangiagalli, Università di Milano
Milan, Italy
-
Mariarosaria Di Tommaso, Divisione di Ginecologia ed Ostetricia, Dipartimento Assistenziale Integrato Materno Infantile, Azienda Ospedaliero-Universitaria Careggi
Florence, Italy
More trials for these conditions
Other studies related to the condition(s) this trial covers.