Refusal to Participate in a Randomized Trial Involving Pregnancy and Childbirth: Factors Associated With Refusal and Reasons for Refusal and Acceptance (REFWIT)

The main objective is to assess whether there are factors associated with women's refusal to participate in a randomized clinical trial involving pregnancy and childbirth in France. The secondary objective is to qualitatively evaluate the reasons for acceptance and refusal to participate.

Study Overview

Detailed Description

  1. Determine the acceptance/refusal rate among all women identified, eligible and offered RCT.
  2. Comparison of demographic characteristics between the two groups

    • Group 1: women accepting to participate in RCT
    • Group 2: women refusing to participate in RCT
  3. Assessment of motivations for acceptance (based on questionnaire given to women who agree to participate)
  4. Evaluation of reasons for refusal to participate - obstacles (based on the questionnaire given to women who refuse to participate).

Study Type

Observational

Enrollment (Actual)

526

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

    • IDF
      • Clamart, IDF, France, 92140
        • APHP - Antoine Béclère hospital - Maternity
      • Colombes, IDF, France, 92700
        • APHP - Louis Mourier hospital - Maternity
      • Paris, IDF, France, 75010
        • APHP - Trousseau Hospital - Gynecology-Obstetrics-Maternity
      • Paris, IDF, France, 75014
        • APHP - Port-Royal Maternity

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

  • Adult
  • Older Adult

Accepts Healthy Volunteers

No

Sampling Method

Non-Probability Sample

Study Population

The study will be offered to all women who have been offered to participate in a randomized trial relating to their pregnancy and/or childbirth in participating services.

Description

Inclusion Criteria:

The study will be offered to all women who have been offered to participate in a randomized trial relating to their pregnancy and/or childbirth in participating services.

Exclusion Criteria:

None

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

Cohorts and Interventions

Group / Cohort
Intervention / Treatment
Acceptance
Women who accept to participate to a Randomized Controlled Trial (RCT)
Questionnaire about acceptance
Refusal
Women who refuse to participate to a Randomized Controlled Trial (RCT)
Questionnaire about refusal

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Collection of maternal demographic characteristics
Time Frame: Day 1

Age, level of education, profession, geographic origin, health insurance/mutual, marital status The primary objective is to assess whether there are factors associated with women's refusal to participate in randomized clinical trials.

No score, it is a qualitative analyse.

Day 1
Collection of obstetric characteristics
Time Frame: Day 1

Parity, obstetric history (first-trimester pregnancy loss, IUFD, perinatal death), pregnancy complications, gestational age… The primary objective is to assess whether there are factors associated with women's refusal to participate in randomized clinical trials.

No score, it is a qualitative analyse.

Day 1
Collection of characteristics related to information provided
Time Frame: Day 1

By whom? , with whom? (impact of the companion), when? The primary objective is to assess whether there are factors associated with women's refusal to participate in randomized clinical trials.

No score, it is a qualitative analyse.

Day 1

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Motivation linked to acceptance
Time Frame: Day 1

Evaluation of motivation linked to acceptance (based on the questionnaire given to women who agree to participate).

No score, it is a qualitative analyse.

Day 1
Reason for refusing to participate
Time Frame: Day 1

Evaluation of the reason for refusing to participate (based on the questionnaire given to women who refuse to participate)

No score, it is a qualitative analyse.

Day 1

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Principal Investigator: Yoann Athiel, MD, Port-Royal Maternity - APHP

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Actual)

October 31, 2024

Primary Completion (Actual)

October 28, 2025

Study Completion (Actual)

October 28, 2025

Study Registration Dates

First Submitted

September 6, 2024

First Submitted That Met QC Criteria

September 24, 2024

First Posted (Actual)

September 25, 2024

Study Record Updates

Last Update Posted (Actual)

April 8, 2026

Last Update Submitted That Met QC Criteria

April 2, 2026

Last Verified

April 1, 2026

More Information

Terms related to this study

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

NO

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

product manufactured in and exported from the U.S.

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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