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Completed

NCT Number: NCT04633408

Cultural Adaptation of a Behavioral Intervention for Latino Caregivers

The overall objectives of the proposed research are to: (i) develop a prototype of a smartphone application (app) that can deliver culturally adapted STAR-C training to Latino caregivers, and (ii) understand the extent to which a STAR-C app is acceptable and potentially effective among Latino caregivers. Achieving these objectives will lay the groundwork for a future full-scale trial to test the STAR-C app with Latino caregivers.

This study aims to: Adapt the STAR-C training to increase cultural relevance for Latino caregivers. The adaptations will focus on incorporating cultural examples, identities, values, beliefs, and practices within the training, as well as using cultural idioms, metaphors, and sayings to compliment explanations. Develop a prototype of a STAR-C app for Latino caregivers. The prototype will be iteratively developed with active participation from Latino caregivers. The final prototype will consist of a fully interactive app that delivers culturally relevant STAR-C training in an engaging and easy to use format. Assess the acceptability and potential effectiveness of the STAR-C app for Latino caregivers. Measures of acceptability will include app usage and perceived ease-of-use and usefulness of the STAR-C app. Measures of potential effectiveness will include changes in caregiver burden and depression.

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Alzheimer's Association, Washington State Chapter, Lynnwood, Washington, United States

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About this study

For aim 1, the investigators plan to recruit 25-30 participants with representation from both caregivers and providers. The investigators will recruit Latino Family Caregivers of persons with ADRD (Alzheimer's Disease and related Dementias). The investigators will recruit providers who work in an organization serving Latino elderly. Participants will be >18 years old.

For aim 2, the investigators will recruit 5 caregivers per session. With three iterative design sessions, the investigators anticipate 15 caregivers in total. The investigators will use the same eligibility criteria described for aim 1.

For aim 3, the investigators will recruit 15 Latino caregivers for each study arm (total sample size of 30). The investigators based the sample size on a rule of thumb of 12 to 15 participants per group for pilot studies. The investigators will use the same eligibility criteria and recruitment strategy described for aim 1

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Aged 18 years or older
  • Family member or close friend of a person with ADRD
  • Provide at least eight hours of care per week Speak English or Spanish
  • Self-identify as Latino.

Exclusion criteria

  • Caregiver who has a diagnosis of ADRD

Treatment and study plan

STAR-C Virtual Training and Follow-up (STAR-VTF)

Behavioral

STAR-C Virtual Training and Follow-up (STAR-VTF) is adapted from an evidence-based, in-person program that trains family caregivers to manage BPSD (behavioral and psychological symptoms of dementia)

Primary outcomes

  1. Acceptability

    Time frame: 2 months

    To assess acceptability, the investigators will measure: (1) app usage. The investigators will obtain data automatically collected by the platform to measure whether caregivers complete the training sessions, how many times caregivers visited the app, and the amount of time between app visits.

  2. Acceptability

    Time frame: 2 months

    To assess acceptability, the investigators will measure (2) perceived ease-of-use. For perceived ease-of-use, the investigators will administer the System Usability Scale. It consists of a 10 item questionnaire with five response options for respondents; from Strongly agree (score 5) to Strongly disagree (score 1).

  3. Acceptability

    Time frame: 2 months

    To assess acceptability, the investigators will measure (3) perceived usefulness. For perceived usefulness, the investigators will administer the Perceived Usefulness Scale. It consists of a 6 item questionnaire, all items are measured on a 7-point Likert-type scale ranging from "strongly disagree" (score 1) to "strongly agree" (score 7).

  4. Potential Effectiveness

    Time frame: 2 months

    To assess potential effectiveness, the investigators will measure (1) caregiver burden. For caregiver burden, the investigators will administer the Screen for Caregiver Burden (SCB). The 25-item SCB, provides scores for objective burden (OB; number of potentially negative experiences) and subjective burden (SB; appraised distress in response to the experiences).

    OB scores caregiver experiences that have occurred, regardless of their distress; it scores each item as 0 (did not occur) or 1 (indicating occurrence).

    SB scores evaluate the distress associated with the experiences; it uses five anchor points: 0 = no occurrence of the experience: 1 = occurrence of the experience, but no distress; 2 = occurrence with mild distress; 3 = occurrence with moderate distress; and 4 = occurrence with severe distress.

  5. Potential Effectiveness

    Time frame: 2 months

    To assess potential effectiveness, the investigators will measure (2) caregiver depression. For caregiver depression, the investigators will use the full Patient Health Questionnaire (PHQ)-9. PHQ-9 is the major depressive disorder (MDD) module of the full PHQ. Used to provisionally diagnose depression and grade severity of symptoms in general medical and mental health settings.

    Scores each of the 9 Diagnostic and Statistical Manual Diploma in Social Medicine (DSM) criteria of MDD as "0" (not at all) to "3" (nearly every day), providing a 0-27 severity score.

    Higher PHQ-9 scores are associated with decreased functional status and increased symptom-related difficulties, sick days, and healthcare utilization.

Sponsors and collaborators

Lead sponsor

University of Washington

Other

Collaborators

  • Alzheimer's Association

Registry information

Important dates

Study start
2020
Primary completion
2024
Study completion
2024
First posted
Nov 18, 2020
Registry last updated
Apr 3, 2025

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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