Talking to a computer could reveal if psychosis is bipolar or schizophrenia
NCT ID NCT05384392
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tracks 217 people after their first psychotic episode to see if language patterns and blood markers can predict whether they will develop bipolar disorder or schizophrenia. Participants give a recorded interview and blood sample at the start, then are followed for two years. The goal is to speed up accurate diagnosis and improve treatment choices.
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 doctors quickly identify the right type of psychosis, leading to faster, more personalized treatment and fewer relapses.
- What could go wrong
- This is an observational study, not a treatment trial. The findings may not be definitive or widely applicable, and it will take years to see if the biomarkers are reliable.
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
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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
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About 217 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Mar 2025
- Expected to finish
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Mar 2030
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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15 to 30 years
- Sex
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Anyone
- Healthy volunteers
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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 Hide 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: * Patient with a first episode of psychosis, * Aged between 15 and 30 years, * Able to consent and having signed a consent form (parental consent for minors). Exclusion Criteria: * Introduction or increase of antipsychotic and/or antidepressant and/or thymoregulatory treatment in the last month, * Mother tongue other than French, * Psychotic episode due to an organic disorder, * Psychotic episode induced by the use or withdrawal of toxic substances with severe dependence , * Intellectual deficit, * Chronic inflammatory disease, * Immunomodulatory treatment, * Contraindication to MRI, * Pregnant or breastfeeding woman, * Patient under court protection, guardianship, curatorship or deprived of liberty.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
5 sites. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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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
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Dr Anne SAUVAGET
NOT_YET_RECRUITINGNantes, 44093, France
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Dr Dominique DRAPIER
RECRUITINGRennes, 35703, France
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Dr Efflam BREGEON
RECRUITINGAngers, 49033, France
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Dr Florian STEPHAN
RECRUITINGBrest, 29609, France
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Dr Vincent CAMUS
RECRUITINGTours, 37044, France
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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- Can mindfulness ease psychosis in teens and young adults?
- Could a simple oil boost brain health in early psychosis?
- Can a text message get at-risk youth into psychosis care faster?
- Texts and apps could help at-risk youth seek psychosis care earlier