ClinicalTrials.gg
RecruitingNCT04237155SOUMOUpdated Jun 11, 2026

French Source-monitoring Task

An interventional study of Questionnaire and Cognitive tests in Schizophrenia, sponsored by Hôpital le Vinatier. Recruiting at 1 site in France. Open to participants aged 18 Years to 45 Years, including healthy volunteers. Per ClinicalTrials.gov, last updated 2026-06-11.

Sponsored by Hôpital le Vinatier · Not applicable, Interventional, and Other

From the registry’s dates

  • Started Feb 2020; still recruiting 6 years 9 months later.

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Phase
Not applicable
Study type
Interventional
Enrollment
120
Allocation
Non-randomized
Ages
18 Years to 45 Years
Sex
All
01

Where this study stands

Counted across the records on this site · 2026-11-14

Among 32 studies in Schizophrenia by Hôpital le Vinatier — 6 open to participants now, 6 under way, none of them phase 3. Schizophrenia · Hôpital le Vinatier.

Planned enrollment
7th of 31
120 · median 60
Started
2020
with 2 others
No phase
31 of 32
6 open now
Registered
25th of 32
by date

Among the 32 studies in Schizophrenia by Hôpital le Vinatier, this one is the 7th largest by planned enrollment of the 31 interventional ones that give a count, is one of 3 that started in 2020, is one of 31 with no phase, and was the 25th registered.

Schizophrenia

3,567 studies on the registry are indexed under Schizophrenia; 493 are open to participants now.

Browse Schizophrenia studies →

Open to participants now

6 of the 32 studies in Schizophrenia by Hôpital le Vinatier are open now, in 1 country. Recruiting first, the newest first:

By country, each count listing its studies:

All 6 open studies →

Where they have run

Who these studies take

Of the 332 Schizophrenia studies recruiting now, 63 (19%) set no upper age limit and 258 (78%) stop at 75 or younger; 42 take children under 18; 83 take healthy volunteers.

This study: 18 Years to 45 Years · all sexes · healthy volunteers too.

The full table on the hub →

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02

Study summary

Source-monitoring is a cognitive process that refers to the ability to remember the source of an information. Source-monitoring processes are usually studied using experimental behavioral tasks. These tasks, which are very heterogeneous, are not all available in French and, for the most part, cannot be used in neuroimaging protocols.

The aim of this project is to develop an experimental task which allows the measurement of source-monitoring performances, and which is adapted to neuroimaging protocols in a French-speaking population.

Read the detailed description

The study will include 2 steps: 1) validation of the verbal material necessary for the creation of the source-monitoring task and 2) testing the task.

03

Conditions studied

  • Schizophrenia

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Keywords

  • Sorce-monitoring
04

Who can participate

Ages eligible
18 Years to 45 Years
Sexes eligible
All
Accepts healthy volunteers
Yes

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Men and Women aged between 18 and 45
  • Having given their written
  • Native French speakers
  • Normal or corrected-to-normal vision
  • Education level greater than or equal to 8 (in years)
  • For the healthy control group, no history of previous diagnosed psychiatric disorders (according to the criteria of the - DSM5), absence of first-degree relatives diagnosed with spectrum disorder schizophrenia and bipolar disorder (DSM).
  • For the schizophrenia patients group, meeting the DSM5 criteria for schizophrenia.

Exclusion criteria

Exclusion Criteria:

  • Do not consent to be included in the study
  • History of hearing impairments
  • People who cannot read
  • Presence of neurological or somatic diseases
  • Being under tutorship or curatorship
Terms in these criteria, in plain language(2)

Underlined terms in the criteria open these too. Explained by clinicaltrials.gg, not part of the registry record. The study team decides who can take part.

Informed consent

Before you join, the study team explains what taking part involves — its purpose, what happens, the risks and possible benefits — and answers your questions, so you can decide freely. Consent is usually recorded on a form (the informed consent form, ICF) signed by you or, where the law allows, by someone legally authorised to decide for you.

You can keep asking questions during the study, you are told of new information that matters, and you can choose to leave at any time.

DSM diagnostic criteria

The American Psychiatric Association’s manual of mental health diagnoses. DSM-5 (2013, revised as DSM-5-TR in 2022) replaced DSM-IV, and some studies still name the older edition. “Meets DSM criteria for …” means diagnosed by that edition’s diagnostic criteria, usually by a clinician in an interview.

05

Study design

Phase
Not applicable
Primary purpose
Other
Allocation
Non-randomized
Intervention model
Parallel assignment
Masking
None (open label)
Enrollment
120 participants (estimated)

Study arms

  • Other
    Healthy controls involved in step 1

    30 healthy individuals will complete a verbal material scoring questionnaire

    Other: Questionnaire

  • Other
    Patients with schizophrenia involved in step 1

    30 patients with schizophrenia will complete a verbal material scoring questionnaire

    Other: Questionnaire

  • Other
    Healthy controls involved in step 2

    30 healthy individuals will complete the source-monitoring task which will be created from step 1 as well as the task of reference

    Other: Cognitive tests

  • Other
    Patients with schizophrenia involved in step 2

    30 patients with schizophrenia will complete the source-monitoring task which will be created from step 1 as well as the task of reference

    Other: Cognitive tests

Interventions

  • OtherQuestionnaire

    Subjects will complete a verbal material scoring questionnaire

  • OtherCognitive tests

    Subjects will complete two source-monitoring tasks: the source-monitoring task which will be created from step 1 as well as the task of reference

06

What researchers measure

Primary outcomes

  1. Source-monitoring performances

    Performances (calculated as the number of accurate source responses and the number of errors) obtained at the new source-monitoring task and at the source-monitoring task of reference (Brunelin et al., 2006).

    Time frame: one day

07

Study locations

1 of 1 sites recruiting
08

References and documents

Individual participant data

Plan to share: Undecided

No publications or documents are linked to this record.

09

Timeline

Tracking since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reachedSimilar studies: half by the dot; the band is the middle halfHalf of similar studies reached it by the dot; the band is the middle half, from a quarter to three quarters

Started Feb 2020 (actual). Primary completion is estimated for Feb 2027, 83 months after the start.

Of 756 non-industry interventional studies with no phase under Schizophrenia, half reached primary completion within 33 months of starting (the median), counting those still running; a quarter within 17 and three quarters within 56. This study's planned 83 months is above that.

Counting every sponsor, half of 769 studies reached it within 32 months; a quarter within 16 and three quarters within 56.

How these figures are worked out, and which studies are left out of them.

Registered
Jan 17, 2020
First posted
Jan 23, 2020
StartActual
Feb 7, 2020
Primary completionEst.
Feb 1, 2027
CompletionEst.
Feb 1, 2027
Last update
Jun 11, 2026
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
No changes since tracking began. The registry record was last updated on Jun 11, 2026, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT04237155
Responsible party
Sponsor
First posted
Jan 23, 2020
Start date
Feb 7, 2020
Primary completion
Feb 1, 2027 (estimated)
Completion
Feb 1, 2027 (estimated)
Last update
Jun 11, 2026

Study contacts

Lydie Sartelet
Contact
lydie.sartelet@ch-le-vinatier.fr
0437915531 ext. +33

Oversight

Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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