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Trial details imported from ClinicalTrials.gov
For full trial details, please see the original record at
https://clinicaltrials.gov/study/NCT01346306
Registration number
NCT01346306
Ethics application status
Date submitted
13/04/2011
Date registered
2/05/2011
Date last updated
30/03/2023
Titles & IDs
Public title
Trial of Transcranial Direct Current Stimulation (tDCS)
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Scientific title
Investigating Direct Current Stimulation as a Treatment for Depression: A Controlled Clinical Trial
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Secondary ID [1]
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HC16360
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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:
Major Depression
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Condition category
Condition code
Mental Health
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Depression
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Intervention/exposure
Study type
Interventional
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Description of intervention(s) / exposure
Treatment: Devices - Eldith Company - direct current stimulator
Treatment: Devices - Eldith Company - direct current stimulator
Experimental: DCS 1 -
Experimental: DCS 2 -
Treatment: Devices: Eldith Company - direct current stimulator
Direct current stimulation montage 1.
Treatment: Devices: Eldith Company - direct current stimulator
Direct current stimulation montage 2.
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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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Montgomery Asberg Depression Rating Scale for Depression (MADRS).
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Assessment method [1]
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Timepoint [1]
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4 weeks
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Eligibility
Key inclusion criteria
* Subject meets criteria for a DSM-IV Major Depressive Episode.
* Total MADRS score =20.
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Minimum age
18
Years
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Maximum age
90
Years
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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
* Diagnosis (as defined by DSM-IV) of: any psychotic disorder (lifetime); eating disorder (current or within the past year); obsessive compulsive disorder (lifetime); post-traumatic stress disorder (current or within the past year); mental retardation.
* History of drug or alcohol abuse or dependence (as per DSM-IV criteria) within the last 3 months (except nicotine and caffeine).
* Inadequate response to ECT in the current episode of depression.
* Subject is on regular benzodiazepine medication which it is not clinically appropriate to discontinue.
* Subject requires a rapid clinical response due to inanition, psychosis or high suicide risk.
* Neurological disorder or insult, e.g., recent stroke (CVA), which places subject at risk of seizure or neuronal damage with tDCS.
* Subject has metal in the cranium, skull defects, or skin lesions on scalp (cuts, abrasions, rash) at proposed electrode sites.
* Female subject who is pregnant.
* Participants who are not fluent in English will not be included in the trial for safety reasons: a) It is usually not possible to have an interpreter reliably available every weekday for up to 4 weeks and it is not safe to give tDCS to a subject who cannot tell us immediately of any side effects; b) As this is a novel treatment, the study involves detailed neuropsychological testing for safety reasons. This testing cannot be effectively or validly completed by someone who is not fluent in English. Note that translation of the proposed tests into English has not been validated and that we cannot be confident that neuropsychological impairment would be detected using this method.
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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 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
1/04/2011
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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
23/12/2019
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Sample size
Target
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Accrual to date
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Final
24
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Recruitment in Australia
Recruitment state(s)
NSW
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Recruitment hospital [1]
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Black Dog Institute - Randwick
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Recruitment postcode(s) [1]
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2031 - Randwick
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Recruitment outside Australia
Country [1]
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Singapore
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State/province [1]
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Singapore
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Funding & Sponsors
Primary sponsor type
Other
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Name
The University of New South Wales
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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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Singapore General Hospital
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Address [1]
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Country [1]
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Ethics approval
Ethics application status
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Summary
Brief summary
Among antidepressant treatments, ECT stands as the most effective in treating acute depression. However, patient concerns with the cognitive side effects of ECT have encouraged the development of new and more focal forms of brain stimulation such as transcranial Direct Current Stimulation (tDCS). However, not all patients may respond to this treatment in the way that it is currently administered and this has raised interest in finding alternative, possibly more optimal ways of administering tDCS. This study will investigate whether tDCS stimulation using an alternative electrode montage has antidepressant effects. Further sessions of tDCS, spaced less frequently, will be trialed for maintenance treatment. Mood, cognitive test performance and biomarkers will be measured periodically in the duration of the trial.
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Trial website
https://clinicaltrials.gov/study/NCT01346306
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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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Colleen Loo, MBBS, FRANZCP, MD
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Address
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School of Psychiatry, University of New South Wales
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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
No information has been provided regarding IPD availability
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/NCT01346306
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