Predicting premature births using vaginal microbiota analysis

Early Diagnosis of Premature Births by Analysis of the Vaginal Microbiota

NA · University Hospital, Clermont-Ferrand · NCT06265740

This study is testing if analyzing the bacteria in the vagina can help predict premature births in pregnant women who are at risk.

Quick facts

PhaseNA
Study typeInterventional
Enrollment150 (estimated)
Ages18 Years and up
SexFemale
SponsorUniversity Hospital, Clermont-Ferrand (other)
Locations1 site (Clermont-Ferrand)
Trial IDNCT06265740 on ClinicalTrials.gov

What this trial studies

This study aims to identify vaginal microbiota signatures that may predict premature birth in pregnant women at risk. It involves a longitudinal follow-up of participants, where biological samples are collected and analyzed using the RiboTaxa algorithm and neural network learning. The study focuses on women admitted to the maternity ward with signs of preterm birth or premature rupture of membranes, assessing the correlation between microbiota profiles and the occurrence of premature birth. The ultimate goal is to establish a reliable method for early diagnosis of preterm birth.

Who should consider this trial

Good fit: Ideal candidates for this study are pregnant women admitted to the maternity ward with signs of preterm birth or premature rupture of membranes.

Not a fit: Patients who have received antibiotic therapy in the two weeks prior to admission may not benefit from this study due to potential alterations in vaginal microbiota.

Why it matters

Potential benefit: If successful, this study could provide a novel diagnostic tool for predicting premature births, potentially improving outcomes for at-risk pregnancies.

How similar studies have performed: While the approach of using vaginal microbiota for predicting preterm birth is innovative, similar studies have shown promise in identifying microbiota signatures related to various health conditions.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Pregnant women Admitted to the Clermont-Ferrand University Hospital maternity ward from 14 weeks' gestation onwards
* For threat of preterm birth (PTB) characterized by contractile activity and/or cervical changes, or for premature rupture of fetal membranes (PROM)
* And in need of vaginal swabbing
* Single or multiple pregnancy
* Able to understand and object to the study
* Covered by a French social security scheme.
* Give informed consent for the study

Exclusion Criteria:

* Patient under guardianship, curatorship or safeguard of justice
* Patient having received antibiotic therapy in the 2 weeks prior to admission

Where this trial is running

Clermont-Ferrand

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Premature Birth, Vaginal Flora

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.