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An investigation into the pathology of neurodevelopmental disorders using neuropsychological and neurophysiological assessments

Elucidating the pathology of neurodevelopmental disorders based on neuropsychological and neurophysiological functions - Elucidating the pathology of neurodevelopmental disorders based on neuropsychological and neurophysiological functions

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
JPRN
Registry ID
JPRN-UMIN000053032
Enrollment
500
Registered
2023-12-25
Start date
2021-03-22
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

neurodevelopmental disorders

Interventions

None listed

Sponsors

National Center of Neurology and Psychiatry, Japan
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Male and female aged 6 to 55 years old. 2) Individuals diagnosed with a neurodevelopmental disorder by a specialist according to the diagnostic criteria of DSM-5 or ICD-10, who are attending outpatient clinics at the Department of Child Neurology at the National Center for Neurology and Psychiatry or affiliated research institutions, as well as those who have applied through public recruitment on the website. 3) Participants with a guardian capable of providing written consent, having received verbal and written explanations of the study's content. Additionally, individuals aged 18 or older, deemed to have sufficient decision-making capacity, have been provided with oral and written explanations of the study's content and have given written consent.

Exclusion criteria

Exclusion criteria: 1) Individuals currently experiencing abnormalities in vision or hearing. 2) Persons with concurrent mental illnesses exhibiting unstable symptoms. 3) Individuals deemed by the principal investigator to be difficult to assess or participate in the study.

Design outcomes

Primary

MeasureTime frame
Behavioral performance during tests of time perceptual function and social cognitive function in the neurodevelopmental and typically developing groups

Secondary

MeasureTime frame
1. Behavioral performance during tests of executive function and reward system function in the neurodevelopmental and typically developing groups 2. Clinical symptoms: Neurodevelopmental symptoms, anxiety, depression, neurosis, mania, social adjustment assessment 3. Neurophysiological characteristics: Brain structure, brain activity during resting-state and tasks, autonomic nerve activity 4. Background factors: Sex/Gender, age, diagnosis, medication, medication, intelligence test, developmental history, social support, caregiver's mental health

Countries

Japan

Contacts

Public ContactTakashi Okada

National Institute of Mental Health, National Center of Neurology and Psychiatry, Japan Department of Developmental Disorders

tokada@ncnp.go.jp+81-42-341-2157

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026