Attention Deficit Hyperactivity DisorderSAC-INCT02489279
Training Attentional Awareness and Control in ADHD
A study testing Scrabble in people with Attention Deficit Hyperactivity Disorder, run by Think Now Incorporated at 1 site in United States.
Trial summary
The purpose of this study is to evaluate the effects of different types of cognitive training on attention in adults with Attention Deficit Hyperactivity Disorder (ADHD) using mobile software on personal mobile devices. Read more about this study
- Who is it for?
- Ages 18 to 40 years
- Conditions the study is for
- Attention Deficit Hyperactivity Disorder
- What is being tested?
- Scrabble
- Type of treatment
- Lifestyle or therapy programme
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- 107 participants
- Where
- 1 siteUnited States
- Study dates
- Jun 2015to Apr 2017
- Phase
- Interventional
- Are there results?
- Yes, posted in the registrySummary in the doctors' view
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 40 years
- All sexes
- No healthy volunteers
- Adult
Who may be able to join
- Meet established Diagnostic and Statistical Manual-5 (DSM-5) criteria for ADHD predominately inattentive or combined subtype with clinically significant levels of impairment, diagnosed by structured clinical interview, the Mini International Neuropsychiatric Interview, and corroborating information
- Clinical Global Impression-Severity (CGI-S) score ≥ 4 for ADHD
- No lifetime history of DSM-5 bipolar disorder, psychotic disorder, pervasive developmental disorder, obsessive-compulsive disorder, substance abuse, or substance dependence (except nicotine) as assessed with the Mini-International Neuropsychiatric Interview (MINI)
- Able in the opinion of the investigator to complete all required study procedures.
Who cannot join
- History of diagnosis of childhood disorder other than ADHD (e.g. autism, dyslexia)
- History of any general medical condition likely to require chronic use of medication with identified Central Nervous System (CNS) effects suspected to alter cognitive performance
- History of seizure disorder, brain tumor, other major neurological disorder or head injury resulting in loss of consciousness
- Serious oxygen deprivation
- Current psychopathology requiring ongoing treatment with antipsychotic medications, mood stabilizers, benzodiazepines, or anticonvulsants
- Current untreated psychopathology which is rated to be primary in terms of severity (greater than ADHD severity)
- Current treatment with guanfacine.
Trial locations and contacts
1 site in 1 country.
About this study
Official title: Training Attentional Awareness and Control in Attention Deficit Hyperactivity Disorder (ADHD)
The purpose of this study is to evaluate the effects of different types of cognitive training on attention in adults with Attention Deficit Hyperactivity Disorder (ADHD) using mobile software on personal mobile devices.
Read the detailed description
Different types of software-based cognitive training are thought to impact attention via different mechanisms. This study examines the nature of the effects on sustained attention of two different types of mobile software based training. Because the nature of the training method is behavioral, the investigators can not divulge the differences in the training methods and their hypothesized differences in their impact on attention.
- Conditions
- Attention Deficit Hyperactivity Disorder
- Being tested
- Sustained Attention Control (SAC) Method, Scrabble
- Keywords
- Attention deficit hyperactivity disorder., Attention training, Mobile devices, Brain training
- Medical subject headings
- Attention Deficit Disorder with Hyperactivity
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Sustained Attention Control (SAC) MethodBehavioural
Participants use the software for 5 minutes, 3 times per day, 5 days per week, for 10 weeks.
ScrabbleBehavioural
Participants use the software for 5 minutes, 3 times per day, 5 days per week, for 10 weeks.
| Study group | Role | What they receive |
|---|---|---|
| Active - SAC | Experimental | Behavioral learning by using the Sustained Attention Control (SAC) Method's mobile software to increase sustained attention skills and self-awareness of attention control. Receives: Behavioral: Sustained Attention Control (SAC) Method |
| Control - Scrabble | Active comparator | Behavioral learning using the mobile software game "Scrabble" to exercise word processing and executive control functions. Receives: Behavioral: Scrabble |
What is being measured
The primary outcome is the main question the study is designed to answer.
Change From Baseline in Conners Continuous Performance Test (CPT) RT Variability Scaled Score
Change was calculated as the score after 10 weeks of treatment minus the pre-treatment score at Baseline. This is a computerized continuous performance task yielding a measure of reaction time (RT) variability over the duration of the task as an assessment of sustained attention control. Less variability in RT is a sign of better sustained attention control. The scaled scores are T Scores and the range is 0-100. Smaller values represent better performance (i.e. lower variability). Consequently, a negative difference value (Post-Pre) indicates improvement. This measure directly addresses the training target, inconsistent control of sustained attention (the variability in RT over time), and is highly correlated with ADHD.
Measured: Baseline and 10 weeks
Change From Baseline in Nelson-Denny Reading Test - Comprehension Score
Change was calculated as the score after 10 weeks of treatment minus the pre-treatment score at Baseline. The Nelson Denny Reading Comprehension test is a time-limited (20-minute) measure of an important daily life activity that is impaired in ADHD, and impacted by poor sustained attention. The score range is from 0-76 with larger values representing better performance. A larger positive difference value (Post- Pre) indicates an improvement in reading comprehension.
Measured: Baseline and 10 weeks
Secondary outcomes (2)
Change From Baseline in Adult Attention-Deficit Hyperactivity Disorder Self-Report Scale (ASRS) - Inattentive Subscale
Change was calculated as the score after 10 weeks of treatment minus the pre-treatment score at Baseline. The ASRS is a scale to evaluate ADHD symptoms in adults. The Inattentive Symptoms Subscale range = 0-36. Higher values are worse. Consequently, a negative difference value indicates improvement.
Measured: Baseline and 10 weeks
Change From Baseline in Adult Attention-Deficit Hyperactivity Disorder Self-Report Scale (ASRS) - Hyperactive Subscale
Change was calculated as the score after 10 weeks of treatment minus the pre-treatment score at Baseline. The ASRS is a scale to evaluate ADHD symptoms in adults. The Hyperactive Symptoms Subscale range = 0-36. Higher values are worse. Consequently, a negative difference value indicates improvement.
Measured: Baseline and 10 weeks
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted3 Jul 2015 (estimated)
- Study startJun 2015
- Primary completionDec 2016
- Study completionApr 2017
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Posted resultsParticipant flow, outcome measures and adverse events reported by the sponsor.
- Other trials for Attention Deficit Hyperactivity DisorderStudies 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
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Double blind
- Who is masked
- Participant, Outcomes assessor
- Enrolment
- 107 participants (actual)
Sponsor and investigators
- Lead sponsor
- Think Now Incorporated
- Sponsor type
- Industry (pharma, biotech, devices)
- Collaborators
- National Institute of Mental Health (NIMH)
- Responsible party
- Principal investigator, Gregory Simpson, Ph.D., Think Now Incorporated
- Investigators
- Mark S Cohen, Ph.D., Principal investigator, University of California, Los Angeles
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT02489279
- Sponsor's protocol ID
- TNI-SAC-I
- Other IDs
- R43MH101924
- Acronym
- SAC-I
- Status last verified
- Jun 2019
- First submitted
- 30 Jun 2015
- Last updated
- 10 Jul 2019
- Results posted
- Yes, on ClinicalTrials.gov
- Data monitoring committee
- No
Study at a glance
From the registry record, last updated by the sponsor on 10 Jul 2019. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Training Attentional Awareness and Control in Attention Deficit Hyperactivity Disorder (ADHD)
- ClinicalTrials.gov ID
- NCT02489279
- Acronym / sponsor ID
- SAC-I / TNI-SAC-I
- Conditions
- Attention Deficit Hyperactivity Disorder
- Keywords
- Attention deficit hyperactivity disorder., Attention training, Mobile devices, Brain training
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 107 participants (actual)
- Lead sponsor
- Think Now IncorporatedIndustry (pharma, biotech, devices)
- Collaborators
- National Institute of Mental Health (NIMH)
- Study start
- Jun 2015
- Primary completion
- Dec 2016 (actual)
- Study completion
- Apr 2017 (actual)
- First posted
- 3 Jul 2015 (estimated)
- Results
- Posted 10 Jul 2019
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
The purpose of this study is to evaluate the effects of different types of cognitive training on attention in adults with Attention Deficit Hyperactivity Disorder (ADHD) using mobile software on personal mobile devices.
Detailed description
Different types of software-based cognitive training are thought to impact attention via different mechanisms. This study examines the nature of the effects on sustained attention of two different types of mobile software based training. Because the nature of the training method is behavioral, the investigators can not divulge the differences in the training methods and their hypothesized differences in their impact on attention.
Study design
- Primary purpose
- Treatment
- Allocation
- Randomised
- Intervention model
- Parallel groups
- Masking
- Double blind (participant, outcomes assessor)
- Number of arms
- 2
| Arm | Type | Receives |
|---|---|---|
| Active - SAC | Experimental | Behavioral: Sustained Attention Control (SAC) MethodBehavioral learning by using the Sustained Attention Control (SAC) Method's mobile software to increase sustained attention skills and self-awareness of attention control. |
| Control - Scrabble | Active comparator | Behavioral: ScrabbleBehavioral learning using the mobile software game "Scrabble" to exercise word processing and executive control functions. |
Who may qualify
- Ages
- 18 to 40 years
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult
Key inclusion criteria (4 listed)
- Meet established Diagnostic and Statistical Manual-5 (DSM-5) criteria for ADHD predominately inattentive or combined subtype with clinically significant levels of impairment, diagnosed by structured clinical interview, the Mini International Neuropsychiatric Interview, and corroborating information
- Clinical Global Impression-Severity (CGI-S) score ≥ 4 for ADHD
- No lifetime history of DSM-5 bipolar disorder, psychotic disorder, pervasive developmental disorder, obsessive-compulsive disorder, substance abuse, or substance dependence (except nicotine) as assessed with the Mini-International Neuropsychiatric Interview (MINI)
- Able in the opinion of the investigator to complete all required study procedures.
Key exclusion criteria (7 listed)
- History of diagnosis of childhood disorder other than ADHD (e.g. autism, dyslexia)
- History of any general medical condition likely to require chronic use of medication with identified Central Nervous System (CNS) effects suspected to alter cognitive performance
- History of seizure disorder, brain tumor, other major neurological disorder or head injury resulting in loss of consciousness
- Serious oxygen deprivation
- Current psychopathology requiring ongoing treatment with antipsychotic medications, mood stabilizers, benzodiazepines, or anticonvulsants
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 |
|---|---|---|
| Sustained Attention Control (SAC) MethodParticipants use the software for 5 minutes, 3 times per day, 5 days per week, for 10 weeks. | Behavioural | Active - SAC |
| ScrabbleParticipants use the software for 5 minutes, 3 times per day, 5 days per week, for 10 weeks. | Behavioural | Control - Scrabble |
Primary outcome
Change From Baseline in Conners Continuous Performance Test (CPT) RT Variability Scaled Score
Time frame: Baseline and 10 weeks
Change was calculated as the score after 10 weeks of treatment minus the pre-treatment score at Baseline. This is a computerized continuous performance task yielding a measure of reaction time (RT) variability over the duration of the task as an assessment of sustained attention control. Less variability in RT is a sign of better sustained attention control. The scaled scores are T Scores and the range is 0-100. Smaller values represent better performance (i.e. lower variability). Consequently, a negative difference value (Post-Pre) indicates improvement. This measure directly addresses the training target, inconsistent control of sustained attention (the variability in RT over time), and is highly correlated with ADHD.
Change From Baseline in Nelson-Denny Reading Test - Comprehension Score
Time frame: Baseline and 10 weeks
Change was calculated as the score after 10 weeks of treatment minus the pre-treatment score at Baseline. The Nelson Denny Reading Comprehension test is a time-limited (20-minute) measure of an important daily life activity that is impaired in ADHD, and impacted by poor sustained attention. The score range is from 0-76 with larger values representing better performance. A larger positive difference value (Post- Pre) indicates an improvement in reading comprehension.
2 secondary outcomes
Change From Baseline in Adult Attention-Deficit Hyperactivity Disorder Self-Report Scale (ASRS) - Inattentive Subscale
Time frame: Baseline and 10 weeks
Change From Baseline in Adult Attention-Deficit Hyperactivity Disorder Self-Report Scale (ASRS) - Hyperactive Subscale
Time frame: Baseline and 10 weeks
Results and safety
Loading the posted results from ClinicalTrials.gov…
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 10 Jul 2019.
- Posted resultsParticipant flow, baseline, all outcome measures and adverse events.
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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.
Mark S Cohen, Ph.D. principal investigator
University of California, Los Angeles
1 site in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A study testing Scrabble in people with Attention Deficit Hyperactivity Disorder, run by Think Now Incorporated at 1 site in United States.
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 4 inclusion and 7 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 10 Jul 2019. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 1 site in United States. 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. 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?
Yes. Results are posted in the registry (first posted 10 Jul 2019). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.
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 From Baseline in Conners Continuous Performance Test (CPT) RT Variability Scaled Score (time frame: Baseline and 10 weeks). The study lists 2 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 10 Jul 2019.