Home-based tDCS for Apathy in Alzheimer's Disease

NCT ID: NCT04855643

Last Updated: 2024-04-23

Study Results

Results available

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Basic Information

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Recruitment Status

TERMINATED

Clinical Phase

NA

Total Enrollment

3 participants

Study Classification

INTERVENTIONAL

Study Start Date

2021-08-20

Study Completion Date

2022-07-10

Brief Summary

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The purpose of this study is to assess feasibility, acceptability, and safety of providing tDCS to Alzheimer's disease and related dementias (ADRD) patients with apathy and to assess the efficacy of tDCS for ADRD-related symptoms, with a primary focus on apathy.

Detailed Description

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Conditions

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Alzheimer Disease and Related Dementias

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

TRIPLE

Participants Caregivers Investigators

Study Groups

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Treatment

Group Type EXPERIMENTAL

home-based active tDCS

Intervention Type DEVICE

Anode and cathode electrodes will be placed over the left and right dorsolateral prefrontal cortexes, respectively, with the use of the Omni-Lateral-Electrode system. Caregivers will set up and administer tDCS for participants with ADRD at home. tDCS will be applied for 30 min at an intensity of 2mA, with 30 s ramping up and down. All sessions will be remotely supervised by trained research staff.

Control Group

Group Type SHAM_COMPARATOR

home-based sham tDCS

Intervention Type DEVICE

For sham stimulation, electric current will be applied only in the first 30s tDCS. All sessions will be remotely supervised by trained research staff.

Interventions

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home-based active tDCS

Anode and cathode electrodes will be placed over the left and right dorsolateral prefrontal cortexes, respectively, with the use of the Omni-Lateral-Electrode system. Caregivers will set up and administer tDCS for participants with ADRD at home. tDCS will be applied for 30 min at an intensity of 2mA, with 30 s ramping up and down. All sessions will be remotely supervised by trained research staff.

Intervention Type DEVICE

home-based sham tDCS

For sham stimulation, electric current will be applied only in the first 30s tDCS. All sessions will be remotely supervised by trained research staff.

Intervention Type DEVICE

Eligibility Criteria

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Inclusion Criteria

* Diagnosis of possible or probable ADRD according to the National Institute of Aging - Alzheimer's Association diagnostic criteria
* Mild or moderate dementia, as defined by a MMSE score between 14 and 26
* Clinically meaningful apathy for at least four weeks, clinically diagnosed according to 2018 Apathy Diagnostic Criteria or defined as Neuropsychiatric Inventory (NPI-Q) apathy score equal or above 4 (i.e., severity of 'moderate' or greater and caregiver distress 'mild' or greater).
* Stable doses of cholinesterase inhibitors, memantine and other psychotropic medications for at least three months.

Exclusion Criteria

* Unstable medical conditions
* History of epilepsy
* Metallic objects in the brain
* Diagnosis of major depression and/or a score higher than 18 on the Cornell Scale for Depression in Dementia
Minimum Eligible Age

60 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Texas Alzheimer's Research and Care Consortium

OTHER

Sponsor Role collaborator

The University of Texas Health Science Center, Houston

OTHER

Sponsor Role lead

Responsible Party

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Antonio L. Teixeira

Professor

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Antonio L Teixeira Jr, MD.PhD,MSc

Role: PRINCIPAL_INVESTIGATOR

The University of Texas Health Science Center, Houston

Locations

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The University of Texas Health Science Center at Houston

Houston, Texas, United States

Site Status

Countries

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United States

References

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Teixeira AL, Martins LB, Cordeiro TME, Jose L, Suchting R, Holmes HM, Acierno R, Ahn H. Home-based tDCS for apathy in Alzheimer's disease: a protocol for a randomized double-blinded controlled pilot study. Pilot Feasibility Stud. 2023 May 5;9(1):74. doi: 10.1186/s40814-023-01310-5.

Reference Type DERIVED
PMID: 37147739 (View on PubMed)

Provided Documents

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Document Type: Study Protocol and Statistical Analysis Plan

View Document

Other Identifiers

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HSC-MS-21-0089

Identifier Type: -

Identifier Source: org_study_id

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