New program helps hard-to-reach communities get COVID-19 tests and shots
NCT ID NCT07074171
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested a program that used community health workers and text messages to encourage COVID-19 testing and vaccination in vulnerable populations. A total of 384 adults with smartphones took part. The goal was to see if this approach could increase testing and vaccination rates, and if successful, it could be used in future health emergencies.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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384 people
The number who actually took part.
- Started
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Apr 2023
- Finished
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Dec 2024
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 to 89 years
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * having a smartphone that accepts text messages Exclusion Criteria: * having been diagnosed with COVID-19 in the past 30 days based on a positive test (antigen or PCR) or a clinical diagnosis * having tested for COVID-19 with PCR or antigen test within the past 30 days * not being available in the recruitment area in the next 60 days * having been an embedded study participant * having been a snowball study participant.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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The University of Texas Health Science Center at Houston School of Public Health Brownsville Regional Campus
Brownsville, Texas, 78520, United States
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The University of Texas Health Science Center at Houston School of Public Health Houston Main Campus
Houston, Texas, 77030, United States
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The University of Texas at Tyler
Tyler, Texas, 75799, United States
More trials for these conditions
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