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Phone support boosts colorectal cancer screening in french trial

NCT ID NCT01555450

Prevention Sponsor: Institut National de la Santé Et de la Recherche Médicale, France Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This French study tested whether a patient navigator—someone who calls and guides people through the screening process—could increase participation in colorectal cancer screening. Nearly 29,000 adults aged 50-74 who had not completed screening were included. The goal was to see if this support could also reduce social and geographic inequalities in screening rates.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
Patient navigation (telephone outreach and support)
What this could lead to
If it works, this could show that simple phone support helps more people get screened for colorectal cancer, especially in underserved areas.
What could go wrong
This is a completed study, but results may not apply to other countries or screening programs. The intervention is low-risk but may not significantly change behavior.

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.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

28,929 people

The number who actually took part.

Start date

Mar 2011

Finished

Nov 2013

Lead sponsor

A government agency

The lead sponsor is a government body.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

50 to 74 years

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show 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: * Insured people invited to the national french colorectal screening program are from 50 to 74 years old. * We select people who never do the screening test or are not compliant with it * Among these people we select those living in the randomized geographical areas. Exclusion Criteria: * people who have already done the screening test at the two previous campaigns. * people who have done a colonoscopy in the previous five years or people with a family history with colorectal cancer and people who are following outside of the screening program. * people with other severe disease or in incapacity to realize the screening test * people who have another exclusion criteria to realize the screening test.

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As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Colorectal cancer screening

Contacts and locations

Locations

  • The french screening organization

    Amiens, Region of Picardie, 80048, France

  • The french screening organization

    Compiègne, Region of Picardie, 60312, France

  • The french screening organization

    Laon, Region of Picardie, 02000, France

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