Executive FunctionNCT02498574
Performance Enhancement and Non-Invasive Brain Stimulation
A study testing Transcranial Direct Current Stimulation and Working Memory Training in people with Executive Function and Motor Activity, run by Bruyère Health Research Institute. at 2 sites in Canada.
Trial summary
A promising form of enhancing brain function non-invasively involves stimulating the brain using weak magnetic or electric currents. This method is becoming increasingly popular in both clinical and commercial circles; a number of portable, at-home devices are available on the commercial market for personal use. Read more about this study
- Who is it for?
- Ages 18 to 35 yearsHealthy volunteers can take part
- Conditions the study is for
- Executive Function, Motor Activity, Brain Stimulation
- What is being tested?
- Transcranial Direct Current Stimulation and Working Memory Training
- Type of treatment
- Medical device, Lifestyle or therapy programme
- Could I receive a placebo?
- Yes, some participants may receive a placebo
- How many people
- 121 participants
- Where
- 2 sitesCanada
- Study dates
- Aug 2016to Aug 2018
- Phase
- Interventional
- Are there results?
- None posted in the registry
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 to 35 years
- All sexes
- Healthy volunteers accepted
- Adult
Who may be able to join
- Participants must be in good health,
- between 18-35 years of age
- with no prior history of neurological diseases such as multiple sclerosis, Parkinson's disease, stroke with paralysis.
Who cannot join
- Participants with cardiac stimulators (pace-makers) and those with metal implants in the skull will be excluded.
- Pregnant women will also be excluded.
- Participants will be required to fill out a brief health questionnaire to ensure that they have no conditions that would prevent brain stimulation.
Trial locations and contacts
2 sites in 1 country.
Canada2 sites
Bruyere Continuing Care
Ottawa, Ontario, K1N 5C8
Bruyere Research Institute
Ottawa, Ontario
About this study
A promising form of enhancing brain function non-invasively involves stimulating the brain using weak magnetic or electric currents. This method is becoming increasingly popular in both clinical and commercial circles; a number of portable, at-home devices are available on the commercial market for personal use. In this study, the investigators aim to determine factors associated with the enhancement of cognitive and motor learning following transcranial direct-current stimulation in healthy young adults. Understanding how participants respond to brain stimulation is critical to maximizing the effectiveness of stimulation and determining its potential as a performance-enhancing aid for mental tasks. Future developments of this study may also inform the capacity of brain stimulation to act as non-drug alternative to treatment for cognitive decline.
Read the detailed description
This study involves a single session of anodal tDCS, applied over the motor cortex, while performing a task of motor dexterity. Pre and post stimulation evaluations will assess any effects of the stimulation on motor and cognitive performance.
- Conditions
- Executive Function, Motor Activity, Brain Stimulation
- Being tested
- Transcranial Direct Current Stimulation, Working Memory Training
- Medical subject headings
- Motor Activity
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Transcranial Direct Current StimulationDevice
Non-invasive brain stimulation applied to the surface of the scalp
Working Memory TrainingBehavioural
Cognitively challenging game played concurrently with transcranial direct-current stimulation
| Study group | Role | What they receive |
|---|---|---|
| Group 1 | Experimental | Non-invasive brain stimulation protocol expected to improve performance, with cognitively challenging game Receives: Device: Transcranial Direct Current Stimulation; Behavioral: Working Memory Training |
| Group 2 | Placebo comparator | Non-invasive brain stimulation protocol not expected to improve performance, with cognitively challenging game Receives: Device: Transcranial Direct Current Stimulation; Behavioral: Working Memory Training |
What is being measured
The primary outcome is the main question the study is designed to answer.
Change in ratings on cognitive training survey
This survey aims to assess participant perceptions on brain stimulation, and includes a series of related questions, rated on a scale of 1-7.
Measured: Baseline, Post-test following 20-minute stimulation period
Change in cognitive performance
We will measure changes in cognitive performance on neuropsychological tests.
Measured: Baseline, Post-test following 20-minute stimulation period
Change in game performance
We will measure changes in performance on a cognitively-challenging game performed concurrently with the non-invasive brain stimulation.
Measured: Baseline, Post-test following 20-minute stimulation period
Change in motor performance
We will measure changes in motor performance on the Grooved Pegboard task.
Measured: Baseline, Post-test following 20-minute stimulation period
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted15 Jul 2015 (estimated)
- Study startAug 2016
- Primary completionAug 2017
- Study completionAug 2018
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Other trials for Executive FunctionStudies of the same condition, open and under way.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase N/A
- Primary purpose
- Basic science
- Allocation
- Randomised
- Intervention model
- Factorial
- Masking
- Triple blind
- Who is masked
- Participant, Investigator, Outcomes assessor
- Enrolment
- 121 participants (actual)
Sponsor and investigators
- Lead sponsor
- Bruyère Health Research Institute.
- Sponsor type
- University, hospital or other
- Responsible party
- Sponsor
- Investigators
- Sheida Rabipour, PhD, Principal investigator, University of OttawaFrancois Tremblay, PT, PhD, Principal investigator, Bruyere Continuing CarePatrick SR Davidson, PhD, Principal investigator, University of Ottawa
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT02498574
- Sponsor's protocol ID
- M16-15-015
- Status last verified
- Jul 2019
- First submitted
- 9 Jul 2015
- Last updated
- 2 Aug 2019
- Results posted
- No
Study at a glance
From the registry record, last updated by the sponsor on 2 Aug 2019. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Performance Enhancement and Non-Invasive Brain Stimulation
- ClinicalTrials.gov ID
- NCT02498574
- Acronym / sponsor ID
- M16-15-015
- Conditions
- Executive Function, Motor Activity, Brain Stimulation
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 121 participants (actual)
- Lead sponsor
- Bruyère Health Research Institute.University, hospital or other
- Study start
- Aug 2016
- Primary completion
- Aug 2017 (actual)
- Study completion
- Aug 2018 (actual)
- First posted
- 15 Jul 2015 (estimated)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
A promising form of enhancing brain function non-invasively involves stimulating the brain using weak magnetic or electric currents. This method is becoming increasingly popular in both clinical and commercial circles; a number of portable, at-home devices are available on the commercial market for personal use. In this study, the investigators aim to determine factors associated with the enhancement of cognitive and motor learning following transcranial direct-current stimulation in healthy young adults. Understanding how participants respond to brain stimulation is critical to maximizing the effectiveness of stimulation and determining its potential as a performance-enhancing aid for mental tasks. Future developments of this study may also inform the capacity of brain stimulation to act as non-drug alternative to treatment for cognitive decline.
Detailed description
This study involves a single session of anodal tDCS, applied over the motor cortex, while performing a task of motor dexterity. Pre and post stimulation evaluations will assess any effects of the stimulation on motor and cognitive performance.
Study design
- Primary purpose
- Basic science
- Allocation
- Randomised
- Intervention model
- Factorial
- Masking
- Triple blind (participant, investigator, outcomes assessor)
- Number of arms
- 2
| Arm | Type | Receives |
|---|---|---|
| Group 1 | Experimental | Device: Transcranial Direct Current Stimulation, Behavioral: Working Memory TrainingNon-invasive brain stimulation protocol expected to improve performance, with cognitively challenging game |
| Group 2 | Placebo comparator | Device: Transcranial Direct Current Stimulation, Behavioral: Working Memory TrainingNon-invasive brain stimulation protocol not expected to improve performance, with cognitively challenging game |
Who may qualify
- Ages
- 18 to 35 years
- Sex
- All
- Healthy volunteers
- Accepted
- Age groups
- Adult
Key inclusion criteria (3 listed)
- Participants must be in good health,
- between 18-35 years of age
- with no prior history of neurological diseases such as multiple sclerosis, Parkinson's disease, stroke with paralysis.
Key exclusion criteria (3 listed)
- Participants with cardiac stimulators (pace-makers) and those with metal implants in the skull will be excluded.
- Pregnant women will also be excluded.
- Participants will be required to fill out a brief health questionnaire to ensure that they have no conditions that would prevent brain stimulation.
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| Transcranial Direct Current StimulationNon-invasive brain stimulation applied to the surface of the scalp | Device | Group 1, Group 2 |
| Working Memory TrainingCognitively challenging game played concurrently with transcranial direct-current stimulation | Behavioural | Group 1, Group 2 |
Primary outcome
Change in ratings on cognitive training survey
Time frame: Baseline, Post-test following 20-minute stimulation period
This survey aims to assess participant perceptions on brain stimulation, and includes a series of related questions, rated on a scale of 1-7.
Change in cognitive performance
Time frame: Baseline, Post-test following 20-minute stimulation period
We will measure changes in cognitive performance on neuropsychological tests.
Change in game performance
Time frame: Baseline, Post-test following 20-minute stimulation period
We will measure changes in performance on a cognitively-challenging game performed concurrently with the non-invasive brain stimulation.
Change in motor performance
Time frame: Baseline, Post-test following 20-minute stimulation period
We will measure changes in motor performance on the Grooved Pegboard task.
Results and safety
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 2 Aug 2019.
- Dr. Patrick DavisonLink provided by the sponsor.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Sheida Rabipour, PhD principal investigator
University of Ottawa
Francois Tremblay, PT, PhD principal investigator
Bruyere Continuing Care
Patrick SR Davidson, PhD principal investigator
University of Ottawa
2 sites in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A study testing Transcranial Direct Current Stimulation and Working Memory Training in people with Executive Function and Motor Activity, run by Bruyère Health Research Institute. at 2 sites in Canada.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 3 inclusion and 3 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 2 Aug 2019. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 2 sites in Canada. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
Are results available for this study?
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Change in ratings on cognitive training survey (time frame: Baseline, Post-test following 20-minute stimulation period). The study lists 4 primary outcomes in all. It is what the study was designed to measure, not a finding.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 2 Aug 2019.