COVID-19 Preventive Behavior in African Americans
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ClinicalTrials.gov Identifier: NCT04700462 |
Recruitment Status :
Not yet recruiting
First Posted : January 7, 2021
Last Update Posted : January 7, 2021
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Condition or disease | Intervention/treatment | Phase |
---|---|---|
Covid19 Health Behavior | Behavioral: Sm-EMA | Not Applicable |
Study Type : | Interventional (Clinical Trial) |
Estimated Enrollment : | 250 participants |
Allocation: | N/A |
Intervention Model: | Single Group Assignment |
Masking: | None (Open Label) |
Primary Purpose: | Prevention |
Official Title: | Optimizing Tailored-feedback Message to Promote Adherence Behavior to Prevent COVID-19 in African Americans |
Estimated Study Start Date : | January 20, 2021 |
Estimated Primary Completion Date : | October 30, 2021 |
Estimated Study Completion Date : | October 30, 2021 |

Arm | Intervention/treatment |
---|---|
Experimental: Sm-EMA
Participants will receive the Self-monitoring ecological momentary assessment behavior change tool.
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Behavioral: Sm-EMA
Self-monitoring ecological momentary assessment behavior change tool to promote adherence to a desired behavior (i.e. COVID-19 preventative behaviors). |
- Change in Knowledge Test score as assessed by a questionnaire [ Time Frame: Pre-intervention, Immediately Post-intervention, 1, 2, and 3 months Post-intervention ]It is a measure of one's knowledge of COVID-19 preventative behaviors, with a score range of 0-18, higher scores indicating better knowledge.
- Change in Self-efficacy as assessed by self-efficacy questionnaire [ Time Frame: Pre-intervention, Immediately Post-intervention, 1, 2, and 3 months Post-intervention ]It is a measure of one's belief that they will be successful in reaching a behavior goal, with 6-items of questionnaire, with a score of 0-60, higher score indicating higher level of self-efficacy.
- Change in preventive Behavior Score [ Time Frame: Pre-intervention, Daily during intervention week 1 and bi-weekly during intervention weeks 3-4, Immediately Post-intervention, 1, 2, and 3 months Post-intervention ]It is a measure of one's adherence to COVID-19 preventative behaviors, with a score range 0-18, higher score indicating worsening preventive behaviors.
- Change in System Usability Scale (SUS) score [ Time Frame: Immediately Post-intervention ]It is used to assess the global view of the participant's assessment about usability of SM-EMA, with a score of 1-7, higher score indicting more useable for the app.
- Change in Global Impression of Change as assessed by a questionnaire [ Time Frame: Immediately Post-intervention, 1, 2, and 3 months Post-intervention ]It is a single item used to assess the participant's perceived behavior change, with a score of 1-7, higher score indicating better global impression of change.

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Ages Eligible for Study: | 60 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | Yes |
Inclusion Criteria:
- African American aged 60 or older
- Able to read and write English
- Willing to commit to use the smartphone app with the pop-up messages and then four follow-up surveys (total four months).
Exclusion Criteria:
- No children or others aged 59 years or younger

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT04700462
Contact: Chao Hsing Yeh, PhD | 667-208-7637 | cyeh13@jhu.edu | |
Contact: Catherine Ling, PhD | cling11@jhu.edu |
Principal Investigator: | Chao Hsing Yeh, PhD | Johns Hopkins School of Nursing |
Responsible Party: | Johns Hopkins University |
ClinicalTrials.gov Identifier: | NCT04700462 |
Other Study ID Numbers: |
IRB00250644 3R01AG056587-03S1 ( U.S. NIH Grant/Contract ) |
First Posted: | January 7, 2021 Key Record Dates |
Last Update Posted: | January 7, 2021 |
Last Verified: | January 2021 |
Studies a U.S. FDA-regulated Drug Product: | No |
Studies a U.S. FDA-regulated Device Product: | No |
COVID-19 Smartphone App Preventative Behavior Self-Management Health Disparities |