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Trial details imported from ClinicalTrials.gov
For full trial details, please see the original record at
https://clinicaltrials.gov/study/NCT03422016
Registration number
NCT03422016
Ethics application status
Date submitted
30/01/2018
Date registered
5/02/2018
Titles & IDs
Public title
Electroretinogram in Autistic Spectrum Disorders
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Scientific title
The Incidence of Altered Light Responses in Children With Autistic Spectrum Disorders
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Secondary ID [1]
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17PP33
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Universal Trial Number (UTN)
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Trial acronym
ERG in ASD
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Autism Spectrum Disorder
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Condition category
Condition code
Mental Health
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Autistic spectrum disorders
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Intervention/exposure
Study type
Observational
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Patient registry
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Target follow-up duration
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Target follow-up type
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Description of intervention(s) / exposure
Diagnosis / Prognosis - electroretinogram (ERG)
autistic spectrum disorder - intelligence quotient IQ\>85 age 4-25yrs
control - age 4-25yrs no eye disorder
Diagnosis / Prognosis: electroretinogram (ERG)
an ERG is a measure of the eyes response to a flash of light
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Intervention code [1]
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Diagnosis / Prognosis
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Comparator / control treatment
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Control group
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Outcomes
Primary outcome [1]
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light adapted electroretinogram
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Assessment method [1]
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incidence of reduced light adapted electroretinogram in children with a diagnosis of autism spectrum disorder
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Timepoint [1]
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12 months
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Eligibility
Key inclusion criteria
* cohort 1: individuals with diagnosis ASD with an IQ measure exceeding 85
* cohort 2: typically developed controls without diagnosis of ASD
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Minimum age
4
Years
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Maximum age
25
Years
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Sex
Both males and females
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Can healthy volunteers participate?
Yes
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Key exclusion criteria
* a history of eye disease or treatment or seizure medicines that may alter retinal function
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Study design
Purpose
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Duration
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Selection
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Timing
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Statistical methods / analysis
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Recruitment
Recruitment status
Completed
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Data analysis
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Reason for early stopping/withdrawal
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Other reasons
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Date of first participant enrolment
Anticipated
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Actual
3/09/2018
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Date of last participant enrolment
Anticipated
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Actual
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Date of last data collection
Anticipated
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Actual
3/04/2020
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Sample size
Target
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Accrual to date
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Final
177
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Recruitment in Australia
Recruitment state(s)
SA
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Recruitment hospital [1]
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Flinders University - Adelaide
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Recruitment hospital [2]
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Swinburne University of Technology - Melbourne
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Recruitment postcode(s) [1]
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- Adelaide
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Recruitment postcode(s) [2]
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- Melbourne
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Recruitment outside Australia
Country [1]
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United States of America
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State/province [1]
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Connecticut
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Country [2]
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United Kingdom
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State/province [2]
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London
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Funding & Sponsors
Primary sponsor type
Other
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Name
Great Ormond Street Hospital for Children NHS Foundation Trust
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Address
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Country
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Other collaborator category [1]
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Other
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Name [1]
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Flinders University
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Address [1]
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0
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Country [1]
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0
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Other collaborator category [2]
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Other
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Name [2]
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Yale University
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Address [2]
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0
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Country [2]
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0
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Other collaborator category [3]
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Other
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Name [3]
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Swinburne University of Technology
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Address [3]
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Country [3]
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Ethics approval
Ethics application status
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Summary
Brief summary
This study aims to find out the incidence of a reduced light adapted electroretinogram (ERG) b-wave amplitude in children with a diagnosis of Autism Spectrum Disorders (ASD).
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Trial website
https://clinicaltrials.gov/study/NCT03422016
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Trial related presentations / publications
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Public notes
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Contacts
Principal investigator
Name
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Dorothy A Thompson, PhD
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Address
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Consultant Clinical Scientist Visual Electrophysiology, Great Ormond Street Hospital for Children London UK
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Country
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Phone
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Fax
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Email
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Contact person for public queries
Name
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Address
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Country
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Phone
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Fax
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Email
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Contact person for scientific queries
Data sharing statement
Will individual participant data (IPD) for this trial be available (including data dictionaries)?
No
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No/undecided IPD sharing reason/comment
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What supporting documents are/will be available?
No Supporting Document Provided
Results publications and other study-related documents
No documents have been uploaded by study researchers.
Results not provided in
https://clinicaltrials.gov/study/NCT03422016