Brain scans reveal overlap in social thinking in autism and schizophrenia
NCT ID NCT07618767
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study uses brain scans and behavioral data from 267 adults (80 with autism, 79 with schizophrenia, and 108 healthy controls) to explore shared brain activity patterns related to social thinking. No new treatments are given; researchers analyze existing data to understand how social difficulties may arise from similar brain mechanisms in both conditions.
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 researchers better understand the brain mechanisms behind social challenges in autism and schizophrenia, potentially guiding future treatments.
- What could go wrong
- This is an observational study using existing data, not a clinical trial testing a new treatment. It may not lead to direct patient benefits or new therapies.
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.
- Participants
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267 people
The number who actually took part.
- Started
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Sep 2025
- Expected to finish
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Dec 2027
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.
Who is studied
This retrospective cohort study will use pre-existing clinical, behavioral, and neuroimaging data from adult participants who were previously enrolled in cohort studies conducted at National Taiwan University Hospital. The study population includes adults with autism spectrum disorder, adults with schizophrenia, and healthy control participants. Available data include structural MRI, resting-state functional MRI, and symptom or behavioral assessments relevant to social cognition and psychiatric symptoms, including the Social Responsiveness Scale and the Positive and Negative Syndrome Scale when applicable. No new participants will be prospectively recruited, and no intervention will be administered.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
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: * Previously enrolled in one of the source cohort studies approved by the institutional review board of National Taiwan University Hospital. * Adult participants belonging to one of the following groups: 1. Autism spectrum disorder group: participants with a clinical diagnosis of autism spectrum disorder according to Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM-5) criteria. 2. Schizophrenia group: participants with a clinical diagnosis of schizophrenia according to DSM-5 criteria. 3. Healthy control group: participants without a history of autism spectrum disorder, schizophrenia, or other major psychiatric or neurodevelopmental disorders according to available source cohort records. * Availability of resting-state functional MRI data acquired under the study MRI protocol. * For participants in the autism spectrum disorder group, availability of autistic trait or social functioning measures, such as the Social Responsiveness Scale, when used in symptom-association analyses. * For participants in the schizophrenia group, availability of psychiatric symptom measures, such as the Positive and Negative Syndrome Scale, when used in symptom-association analyses. Exclusion Criteria: * Missing or incomplete MRI data. * Poor-quality MRI data due to severe artifacts, failed preprocessing, failed registration, or incomplete brain coverage. * Excessive head motion during resting-state fMRI that prevents reliable analysis. * Missing essential demographic or diagnostic information. * Missing required clinical or behavioral measures for specific association analyses. * Healthy controls with documented major psychiatric or neurodevelopmental disorders, if identified in source cohort records.
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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.
Contacts and locations
Locations
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National Taiwan University Hospital
Taipei, 100, Taiwan
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Other studies related to the condition(s) this trial covers.
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