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Alzheimer's Disease and Precision Medicine Research Among Native People

University of Colorado Denver (CU Denver) logo

University of Colorado Denver (CU Denver)

Status

Completed

Conditions

Alzheimer Disease

Treatments

Other: Culturally tailored video intervention group
Other: Culturally tailored brochure intervention group

Study type

Interventional

Funder types

Other

Identifiers

NCT03448601
17-1627

Details and patient eligibility

About

This project intends to address the gaps in Alzheimer's disease (AD) and precision medicine (PM) research in American Indian and Alaska Native (AI/AN) populations by comparing written and video-based materials for recruitment into AD and PM research, and by creating an AD-PM registry of AI/AN individuals who are willing to be contacted for future research opportunities.

Full description

This project intends to address the gaps in Alzheimer's disease (AD) and precision medicine (PM) research in American Indian and Alaska Native (AI/AN) populations by comparing written and video-based materials for recruitment into AD and PM research, and by creating an AD-PM registry of AI/AN individuals who are willing to be contacted for future research opportunities. The project will be a 3-arm RCT with a sample size of 501 AI/AN adults, aged 40 years and older. The RCT enables us to compare outcomes between groups to determine the effect of a tailored brochure and video compared to non-tailored, text-based recruitment materials, and assemble a large registry of AI/ANs with biospecimens and data from medical records for future AD research.

The AI/AN population is growing as a proportion of the total US population, and gains in life expectancy mean that the number of Native elders at risk of AD is rapidly increasing. Therefore, there is a need for research in this understudied group.

The study procedures are expected to take participants approximately 2-3 hours to finish. Participants will be asked to complete a pre-intervention self-report questionnaire and have their height, weight, and neck circumference measured. Next, they will be randomized to one of the 3-treatment arms. Participants allocated to the control condition will receive the standard brochure on AD and PM, with standard text-based content not specifically tailored for AI/ANs. Participants randomized to the intervention will either view a short culturally tailored video (5 minutes) or read a culturally tailored educational brochure. All brochures and video will contain the same base information on AD and PM. Participants will have as much time as they need to review the material. After each participant has finished reading the relevant brochure or viewing the video, they will be asked to complete post-intervention data collection that includes: 1) an ADRD knowledge questionnaire and 2) enrollment in the AD-PM Registry. If the participant chooses not to enroll in the AD-PM Registry, their participation in the study is complete. If the participant agrees to enroll in the registry, they will be asked to complete 3) the AD-PM Module, 4) biospecimen donation (blood, saliva, and urine samples), and 5) permission to access medical records. Participants who complete the AD-PM module and provide biospecimens but decline consent to access medical records will still be added to the registry.

Enrollment

523 patients

Sex

All

Ages

40 to 100 years old

Volunteers

Accepts Healthy Volunteers

Inclusion criteria

  • self-identify as American Indian or Alaska Native
  • able to speak, read, and understand English
  • age 40 or older
  • has cognitive and decisional capacity to consent

Exclusion criteria

  • do not speak or read English
  • vision or hearing impairments that would prevent reading a brochure or watching a video

Trial design

Primary purpose

Health Services Research

Allocation

Randomized

Interventional model

Parallel Assignment

Masking

None (Open label)

523 participants in 3 patient groups

Non-tailored control group
No Intervention group
Description:
Participates will read the standard Alzheimer's disease and Precision Medicine brochure with standard text-based content NOT specifically tailored for AI/ANs.
Culturally tailored video intervention group
Experimental group
Description:
Participants will view a short 5-minute culturally-tailored video.
Treatment:
Other: Culturally tailored video intervention group
Culturally tailored brochure intervention group
Experimental group
Description:
Participants will read a culturally-tailored educational brochure on Alzheimer's disease and Precision Medicine.
Treatment:
Other: Culturally tailored brochure intervention group

Trial contacts and locations

1

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Central trial contact

Erin Poole, MS

Data sourced from clinicaltrials.gov

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