COVID-19 Clinical Trial
— DIAMOND-ROfficial title:
Digital Applications to Monitor Novel Coronavirus Disease and Response in Colombia - Syndromic and Vaccination Surveillance
Verified date | March 2023 |
Source | Johns Hopkins Bloomberg School of Public Health |
Contact | n/a |
Is FDA regulated | No |
Health authority | |
Study type | Interventional |
Brief Summary: The main objective of this activity is to assess the effectiveness of different messaging strategies (factual, narrative, mixed and a control) to promote COVID-19 adult vaccination.
Status | Completed |
Enrollment | 2409 |
Est. completion date | December 17, 2022 |
Est. primary completion date | December 17, 2022 |
Accepts healthy volunteers | Accepts Healthy Volunteers |
Gender | All |
Age group | 18 Years and older |
Eligibility | Inclusion Criteria: - Willingness to participate in the trial - Being older than 18 - Have not been fully vaccinated against COVID-19 (those who did not get any vaccine, did not get the complete vaccination scheme or did not get one booster if less than 50 or two boosters if older than 50). Exclusion Criteria: - Willingness to stop their participation in the trial - Being younger than 18 - Have been fully vaccinated against COVID-19 |
Country | Name | City | State |
---|---|---|---|
United States | Johns Hopkins Bloomberg School of Public Health | Baltimore | Maryland |
Lead Sponsor | Collaborator |
---|---|
Johns Hopkins Bloomberg School of Public Health | Pontificia Universidad Javeriana |
United States,
Type | Measure | Description | Time frame | Safety issue |
---|---|---|---|---|
Primary | Percentage point change on the probability of new vaccination for treatment arms vs. control | The participant reports to have been vaccinated against COVID-19 in the last two weeks | 7 weeks | |
Secondary | Percentage point change on the probability of new vaccination conditional on correct answer to the test | The participant reports to have been vaccinated against COVID-19 in the last two weeks and also has a high score on the response to the tests after the message | 7 weeks | |
Secondary | Percentage point change on the probability of new vaccination conditional on demographic, socioeconomic and health characteristics | The participant reports to have been vaccinated against COVID-19 in the last two weeks and that likelihood is related to specific demographic, health and socioeconomic variables captured | 7 weeks | |
Secondary | Percentage of attrition between each of the different waves of messages. | Participants enrolling in the trial, decide to stop participating at any time. The likelihood of participation is assessed in correlation with sociodemographic variables. | 7 weeks |
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