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Behavioural Intervention

Mega Team - video game for ADHD, ASD, and CHD

Waitlist Available
Led By Jennifer Crosbie, Ph.D., C.Psych.
Research Sponsored by The Hospital for Sick Children
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial
Must have
Sub-Study 3: Must have received cardiac surgery before 6 weeks of age
Sub-Study 1: Diagnosed with ADHD based upon DSM 5 criteria by a referring clinician confirmed by semi structured interview with the parents using PICS, including information from parent and teacher ratings of an established measure of ADHD symptoms
Screening 3 weeks
Treatment Varies
Follow Up baseline, post-training study visit #1 (4-5 weeks after baseline), post-training study visit #2 (6 months after baseline)
Awards & highlights
No Placebo-Only Group

Study Summary

This trial will test the effects of a cognitive-based video game intervention on children with neurodevelopmental disorders. The goal is to improve executive functioning, which includes abilities like regulating emotions, planning, and flexible thinking.

Eligible Conditions
  • Attention Deficit Hyperactivity Disorder (ADHD)
  • Autism Spectrum Disorder
  • Congenital Heart Disease

Eligibility Criteria

Inclusion Criteria

You may be eligible if you check “Yes” for the criteria below
You had heart surgery before you were 6 weeks old.
You have been diagnosed with ADHD by a clinician, and your parents and teachers have confirmed this diagnosis during interviews and by completing questionnaires about your symptoms.
You have been diagnosed with autism spectrum disorder (ASD) by specific referral services and supported by ADOS evaluation.
You must have been diagnosed with either Transposition of the Great Arteries (TGA) or Hypoplastic left heart syndrome.


Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~baseline, post-training study visit #1 (4-5 weeks after baseline), post-training study visit #2 (6 months after baseline)
This trial's timeline: 3 weeks for screening, Varies for treatment, and baseline, post-training study visit #1 (4-5 weeks after baseline), post-training study visit #2 (6 months after baseline) for reporting.

Treatment Details

Study Objectives

Outcome measures can provide a clearer picture of what you can expect from a treatment.
Primary outcome measures
Change in Response Inhibition
Change in Working Memory
Secondary outcome measures
Academic accuracy and efficiency
Everyday functioning and impairment
Inattentive and Hyperactivity Behaviour rated by parent and teacher
+1 more

Awards & Highlights

No Placebo-Only Group
All patients enrolled in this study will receive some form of active treatment.

Trial Design

2Treatment groups
Experimental Treatment
Active Control
Group I: Treatment groupExperimental Treatment1 Intervention
Subjects randomly assigned to this arm will train on the Mega Team video game.
Group II: Control- wait list groupActive Control1 Intervention
Subjects randomly assigned to this arm will be the wait-list group. They are allowed to play the video games that they usually play.

Find a Location

Who is running the clinical trial?

The Hospital for Sick ChildrenLead Sponsor
678 Previous Clinical Trials
6,944,347 Total Patients Enrolled
Child-Bright NetworkOTHER
3 Previous Clinical Trials
530 Total Patients Enrolled
1 Previous Clinical Trials
46 Total Patients Enrolled

Media Library

Mega Team - video game (Behavioural Intervention) Clinical Trial Eligibility Overview. Trial Name: NCT03502239 — N/A
Congenital Heart Disease Research Study Groups: Treatment group, Control- wait list group
Congenital Heart Disease Clinical Trial 2023: Mega Team - video game Highlights & Side Effects. Trial Name: NCT03502239 — N/A
Mega Team - video game (Behavioural Intervention) 2023 Treatment Timeline for Medical Study. Trial Name: NCT03502239 — N/A

Frequently Asked Questions

These questions and answers are submitted by anonymous patients, and have not been verified by our internal team.

Is enrollment currently available for this research endeavor?

"Evidenced on clinicaltrials.gov, this research endeavour is actively seeking participants for enrollment. The investigation was initially posted on May 26th 2018 and recently modified on May 13 2021."

Answered by AI

Are there any stipulations for prospective participants of this clinical experiment?

"This trial is enrolling 440 children between the ages of 6 to 12 who have been officially diagnosed with Attention Deficit Hyperactivity Disorder (ADHD). There are additional inclusion criteria which must be met and vary depending on whether a patient qualifies for Sub-Study 1, 2 or 3. Generally, participants need an IQ score above 70 as estimated by two subtests from WASI II or equivalent; they also require reliable internet access. For those in Sub-Study 2, clinical diagnosis of ASD via referral services such as Holland Bloorview and CAMH must be confirmed with ADOS scores. Lastly, patients meeting the criteria for Sub-Study"

Answered by AI

What is the central aim of this trial?

"The primary outcome of this research, measured over a set time frame which includes Baseline and two Post-training visits at 4-5 weeks apart, will be the Transformation in Working Memory. Secondary objectives include Assessing Inattentive/Hyperactivity Behaviour rated by both parent and teacher with the SNAP IV scale (Swanson IV 2003), every day Functioning & Impairment as evaluated through The Behavior Rating Inventory of Executive Function (BRIEF;29) questionnaire - comprising 86 items correlating to emotional/behavioural functioning measures, plus Academic Accuracy & Efficiency judged via Woodcock Johnson III30 test's fluency tasks assessing"

Answered by AI

What is the current patient count of this clinical experiment?

"Affirmative. Clinicaltrials.gov lists this medical trial as actively seeking participants, with a first posting date of May 26th 2018 and the most recent update taking place on May 13th 2021. 440 people are required to be recruited from 1 site."

Answered by AI

Is this medical experiment open to minors?

"This trial is looking for participants aged between 6 and 12 years old."

Answered by AI

Who else is applying?

What state do they live in?
What portion of applicants met pre-screening criteria?
Did not meet criteria
What site did they apply to?
The Hospital for Sick Children
How many prior treatments have patients received?
~66 spots leftby Feb 2025