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Trial details imported from ClinicalTrials.gov
For full trial details, please see the original record at
https://clinicaltrials.gov/study/NCT02908815
Registration number
NCT02908815
Ethics application status
Date submitted
13/09/2016
Date registered
21/09/2016
Titles & IDs
Public title
Investigating the Effect of Repetitive Transcranial Magnetic Stimulation (rTMS) as a Treatment for Alzheimer's Disease
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Scientific title
Investigating the Effect of Repetitive Transcranial Magnetic Stimulation (rTMS) as a Treatment for Alzheimer's Disease
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Secondary ID [1]
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B2016:077
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Universal Trial Number (UTN)
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Trial acronym
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Linked study record
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Health condition
Health condition(s) or problem(s) studied:
Alzheimer's Disease
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Condition category
Condition code
Neurological
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Alzheimer's disease
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Neurological
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Dementias
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Treatment: Devices - rTMS active treatment
Treatment: Devices - rTMS sham treatment
Experimental: 4 weeks active treatment - 4 weeks of rTMS active treatment applied using an active rTMS coil.
Experimental: 2 weeks active treatment - 2 weeks of rTMS active treatment applied using an active rTMS coil.
Sham comparator: 4 weeks sham treatment - 4 weeks of rTMS sham treatment applied using a modified rTMS coil which does not stimulate the brain.
Sham comparator: 2 weeks sham treatment - 2 weeks of rTMS sham treatment applied using a modified rTMS coil which does not stimulate the brain.
Treatment: Devices: rTMS active treatment
Repetitive Transcranial Magnetic Stimulation uses magnetic pulses to active neurons.
Treatment: Devices: rTMS sham treatment
A fake treatment designed to mimic the sensations of rTMS
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Intervention code [1]
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Treatment: Devices
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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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Alzheimer's Disease Assessment Scale-cognitive subscale (ADAS-Cog) change
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Assessment method [1]
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Standard measure of cognitive symptoms, a popular tool that measures the severity of dementia symptoms. The primary outcome measure will be the change in the score from the baseline at 5 weeks.
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Timepoint [1]
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Weeks 0 and 5
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Secondary outcome [1]
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Stroop Test
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Assessment method [1]
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Measures a person's attention by having them read colour names when the colour of the text doesn't match.
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Timepoint [1]
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Weeks 0, 3, 5, 11, 19, and 27 for the 2 week group and weeks 0, 3, 5, 13, 21, and 29 for the 4 week groups
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Secondary outcome [2]
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Digit Span Test
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Assessment method [2]
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Memory test asking the participant to remember a sequence of numbers and repeat them back.
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Timepoint [2]
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Weeks 0, 3, 5, 11, 19, and 27 for the 2 week group and weeks 0, 3, 5, 13, 21, and 29 for the 4 week groups
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Secondary outcome [3]
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Verbal Fluency Test (VFT)
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Assessment method [3]
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Fluency test where the participant has to name as many words a possible that match a certain criteria.
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Timepoint [3]
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Weeks 0, 3, 5, 11, 19, and 27 for the 2 week group and weeks 0, 3, 5, 13, 21, and 29 for the 4 week groups
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Secondary outcome [4]
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Neuropsychiatric Inventory-Questionnaire (NPI-Q)
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Assessment method [4]
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Caregiver questionnaire that assesses severity of symptoms
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Timepoint [4]
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Weeks 0, 3, 5, 11, 19, and 27 for the 2 week group and weeks 0, 3, 5, 13, 21, and 29 for the 4 week groups
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Secondary outcome [5]
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Alzheimer's Disease Cooperative Study-Activities of Daily Living (ADCS-ADL)
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Assessment method [5]
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Caregiver questionnaire that assesses patient's ability to handle daily activities
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Timepoint [5]
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Weeks 0, 3, 5, 11, 19, and 27 for the 2 week group and weeks 0, 3, 5, 13, 21, and 29 for the 4 week groups
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Secondary outcome [6]
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Zarit Burden Interview (ZBI)
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Assessment method [6]
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Caregiver questionnaire that assesses the burden of the patient on the caregiver
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Timepoint [6]
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Weeks 0, 3, 5, 11, 19, and 27 for the 2 week group and weeks 0, 3, 5, 13, 21, and 29 for the 4 week groups
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Secondary outcome [7]
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Treatment Satisfaction Questionnaire for Medication (TSQM)
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Assessment method [7]
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Assessment that asks directly if the participant is satisfied with the treatment
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Timepoint [7]
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Weeks 3, 5, 11, 19, and 27 for the 2 week group and weeks 0, 3, 5, 13, 21, and 29 for the 4 week groups
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Secondary outcome [8]
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Alzheimer's Disease Assessment Scale-cognitive subscale (ADAS-Cog) effect over time
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Assessment method [8]
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Standard measure of cognitive symptoms, a popular tool that measures the severity of dementia symptoms.
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Timepoint [8]
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Weeks 0, 3, 11, 19, and 27 for the 2 week group and weeks 0, 3, 13, 21, and 29 for the 4 week groups
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Secondary outcome [9]
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Semantic Fluency Test (SFT)
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Assessment method [9]
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Fluency test where the participant has to name as many animals in 1 minute (Winnipeg and Montreal sites only)
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Timepoint [9]
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Before and immediately after rTMS intervention in Week 1, at weeks 5 and 11 for the 2 week group and before and immediately after rTMS intervention in Week 1, at weeks 5, and 13 for the 4 week groups
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Secondary outcome [10]
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Clinical Dementia Rating (CDR) sum of boxes
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Assessment method [10]
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Assesses the severity of cognitive and functional decline related to Alzheimer's disease and other dementias
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Timepoint [10]
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Week 27 for the 2 week group and week 29 for the 4 week group
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Eligibility
Key inclusion criteria
Inclusion criteria:
* Individuals must have a MoCA score between 7 and 25, indicating mild cognitive impairment or dementia, a CDR score of 1-2, and a CSDD score of 18 or less.
* Participants must have probable early or moderate Alzheimer's disease as confirmed by their treating neurologist, geriatrician, or psychiatrist, and/or by the study doctors.
* Participants must be +55 years old.
* Participants must be taking a stable dose of an acetylcholinesterase inhibitor for at least 3 months prior to study entry with no plans to change medication for the duration of the study. Or if participants decide to stop taking their Alzheimer's disease related medication, they must wait a minimum of 6 weeks prior to the start of the intervention.
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Minimum age
55
Years
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Maximum age
No limit
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Sex
Both males and females
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Can healthy volunteers participate?
No
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Key exclusion criteria
Exclusion criteria:
* Psychiatric conditions/disorders, or current neurological or medical disorders, other than AD, that could interfere with the subjects' cooperative participation (e.g. Severe agitation, prominent anxiety)
* Mental retardation
* Impaired visual and auditory acuity that confounds performance in cognitive tests
* Being diagnosed explicitly by other forms of dementia
* Confounding psychiatric disorders (e.g., schizophrenia, bipolar affective disorder) or current neurological, systemic, or medical disorders (e.g., liver disease, congestive heart failure, severe COPD) that may impair cognition and/or could affect attention span.
* Use of benzodiazepines or other hypnotics during the study and preceding two weeks
* Use of drugs with anticholinergic properties
* Pharmacological immunosuppression
* Participation in a clinical trial with any investigational agent within two weeks prior to study enrollment
* Current alcohol abuse
* History of epileptic seizures or epilepsy
* Contraindication for receiving TMS treatment according to a TMS questionnaire.
* Clinically significant abnormal laboratory findings which have not been approved by the Principal Investigator.
* Inability to adequately communicate in English in Manitoba and Australia sites and either English or French in Montreal site.
* Previous treatment with rTMS within the past 3 months
* A change in medication for AD, mood disorders, or pain during the study.
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Study design
Purpose of the study
Treatment
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Allocation to intervention
Randomised controlled trial
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Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
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Methods used to generate the sequence in which subjects will be randomised (sequence generation)
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Masking / blinding
Blinded (masking used)
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Who is / are masked / blinded?
The people receiving the treatment/s
The people administering the treatment/s
The people assessing the outcomes
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Intervention assignment
Parallel
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Other design features
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Phase
NA
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Type of endpoint/s
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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
1/11/2016
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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
1/08/2022
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Sample size
Target
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Accrual to date
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Final
200
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Recruitment in Australia
Recruitment state(s)
VIC
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Recruitment hospital [1]
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Monash University - Melbourne
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Recruitment postcode(s) [1]
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- Melbourne
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Recruitment outside Australia
Country [1]
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Canada
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State/province [1]
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Manitoba
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Country [2]
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Canada
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State/province [2]
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Quebec
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Funding & Sponsors
Primary sponsor type
Other
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Name
University of Manitoba
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Address
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Country
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Ethics approval
Ethics application status
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Summary
Brief summary
The main objective of this study is to investigate the effects of repetitive Transcranial Magnetic Stimulation (rTMS) treatment on patients with probable early or moderate Alzheimer's disease.
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Trial website
https://clinicaltrials.gov/study/NCT02908815
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Trial related presentations / publications
Moussavi Z, Koski L, Fitzgerald PB, Millikin C, Lithgow B, Jafari-Jozani M, Wang X. Repeated Transcranial Magnetic Stimulation for Improving Cognition in Alzheimer Disease: Protocol for an Interim Analysis of a Randomized Controlled Trial. JMIR Res Protoc. 2021 Aug 9;10(8):e31183. doi: 10.2196/31183. Moussavi Z, Rutherford G, Lithgow B, Millikin C, Modirrousta M, Mansouri B, Wang X, Omelan C, Fellows L, Fitzgerald P, Koski L. Repeated Transcranial Magnetic Stimulation for Improving Cognition in Patients With Alzheimer Disease: Protocol for a Randomized, Double-Blind, Placebo-Controlled Trial. JMIR Res Protoc. 2021 Jan 8;10(1):e25144. doi: 10.2196/25144.
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Public notes
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Contacts
Principal investigator
Name
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Zahra Moussavi, PhD
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Address
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Department of Biomedical Engineering, University of Manitoba
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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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Zahra Moussavi, PhD
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Address
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Country
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Phone
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204-474-7023
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Fax
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Email
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[email protected]
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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)?
Yes
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What data in particular will be shared?
The data will be shared with two other institutes: McGill and Monash Universities, who are part of the same team.
Supporting document/s available: Study protocol, Statistical analysis plan (SAP), Informed consent form (ICF), Clinical study report (CSR)
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When will data be available (start and end dates)?
2016-12-01 till 2021-12-30
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Available to whom?
Data are shared over a database that is only accessible by the sites of the study.
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Available for what types of analyses?
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How or where can data be obtained?
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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/NCT02908815