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Autism blood test study aims to reduce stress

NCT ID NCT04638452

Knowledge-focused Sponsor: Centre Hospitalier Charles Perrens, Bordeaux Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
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
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study watches how children and adults with autism behave and feel during a routine blood test compared to people without autism. Researchers will record facial expressions, body movements, heart rate, and stress levels. The goal is to learn what makes blood tests harder for people with autism so care can be improved.

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 help healthcare providers better understand and support people with autism during medical procedures like blood tests.
What could go wrong
This is an observational study, not a treatment trial, so it won't directly change care. Results may not apply to all settings or individuals.

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

About 150 people

The number the study aims to enrol. It can still change while the study runs.

Started

Feb 2021

Expected to finish

Feb 2027

An estimate. End dates often move.

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

6 to 65 years

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

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: All participants : * Person over 6 years of age * Person who consent to participate in the study * Membership of the social security scheme * Person who not received analgesic treatment that may interfere with pain perception * Person with medical prescription for blood sample Participants with ASD : * Person with ASD diagnosis * If applicable, legal authority consent to participate in the study Exclusion Criteria: All participants : * Person with unstabilized drug therapy * Person with acute or chronic pain * Person with pathology or receiving a treatment which can have an impact in modification of the pain * Person with oculomotor and/or neuro-motor disorders * Pregnant or breastfeeding woman * Person with deprivation of liberty * Person who no consent to participate in the study or no consent to realised video recording Participants without ASD : * Protected adult * Person with ASD diagnosis

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Conditions

The condition(s) this trial relates to.

autism spectrum disorder Behavior

As listed by the trial registrant

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

Autism spectrum disorder

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • Centre Hospitalier Charles PERRENS

    RECRUITING

    Bordeaux, 33076, France

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