Actively Recruiting

Age: 0 - 18Years
FEMALE
ID06576622

Status Report on Periodontal Status and Oral Microbiota in Women Who Have Experienced Repeated Miscarriages: a Pilot Study

Led by University Hospital, Toulouse · Updated on 2026-05-12

30

Participants Needed

1

Research Sites

N/A

Total Duration

On this page

AI-Summary

What this Trial Is About

Researchers are examining the relationship between periodontal disease, oral microbiota, and repeated miscarriages in women. This observational pilot study focuses on women who have experienced at least three miscarriages and aims to understand how oral health and bacterial presence may be linked to miscarriage risk. The study is conducted at Toulouse University Hospital and involves routine dental assessments and sample collections. Participants will undergo a complete oral clinical and radiological examination, including assessments of dental caries, periodontal, mucosal, and functional status. Samples of saliva and subgingival plaque will be collected during routine dental check-ups using sterile methods. The study also includes gathering information about personal and family periodontal history, stress levels, oral hygiene habits, and other risk factors through interviews and clinical evaluations. Women taking part will provide saliva samples by holding saliva in the mouth for one minute and subgingival plaque samples collected with sterile paper points placed in periodontal sulci. Researchers will analyze bacterial content, focusing on Porphyromonas gingivalis and overall microbiological composition. The study includes interviews, clinical and radiological examinations, and assessment of periodontal problems. Participants' oral health status and microbiota will be studied cross-sectionally during their routine dental visits.

CONDITIONS

Brief Title

PERIodontal Disease, Microbiota and Miscarriage

Who Can Participate

Age: 0 - 18Years
FEMALE

Eligibility Criteria

Eligible

You may qualify if you...

  • Women who have had repeated miscarriages (at least 3 miscarriages)
  • Have at least 6 natural teeth
Not Eligible

You will not qualify if you...

  • Currently or recently (within one month) under treatment with antibiotics, prebiotics, or probiotics
  • Have a high infection risk (such as HIV)

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Your Study Journey

Screening

Duration - 2 to 4 weeks

Participants are screened for eligibility to participate in the trial.

1 visit (in-person)

Diagnostic Evaluation

Duration - 1 day

Participants undergo a routine oral clinical and radiological examination including assessment of carious, periodontal, mucosal, and functional status, along with collection of salivary and subgingival plaque samples and an interview about periodontal history and risk factors.

1 visit (in-person)

Long-term Monitoring

Duration - Up to study completion

Participants who undergo routine care are observed to assess oral microbiota and periodontal status without additional interventions.

No additional visits beyond routine care

Trial Site Locations

Total: 1 location

1

UH Toulouse

Toulouse, France

Actively Recruiting

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Research Team

A

alexia VINEL, md

S

stephanie brayer

How is the study designed?

Study Type

OBSERVATIONAL

Masking

N/A

Allocation

N/A

Model

N/A

Primary Purpose

N/A

Number of Arms

0

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