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NCT05764174 · ClinicalTrials.gov registry record · NA
Digital Applications to Monitor Novel Coronavirus Disease and Response in Colombia - Syndromic and Vaccination Surveillance
A NA study, sponsored by Johns Hopkins Bloomberg School of Public Health.
- Completed
- Registry status
- NA
- Development phase
- 2,409
- Enrollment target
NCT05764174: Completed NA study, sponsored by Johns Hopkins Bloomberg School of Public Health.
NCT05764174 is a NA study that has completed, run by Johns Hopkins Bloomberg School of Public Health. The registered enrollment target is 2,409 participants, above the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (72% higher). According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT05764174, a NA study, has completed, sponsored by Johns Hopkins Bloomberg School of Public Health.
- COMPLETED
- Registry status
- NA
- Development phase
- 2,409 participants
- Enrollment target
Study Summary
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.
Primary Outcome
The participant reports to have been vaccinated against COVID-19 in the last two weeks
Interventions
- BEHAVIORAL Factual messages
- BEHAVIORAL Narrative message
- BEHAVIORAL Mixed message
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 2,409 participants |
| Start Date | 2022-09-21 |
| Est. Completion | 2022-12-17 |
| Phase | NA |
What the finished NCT05764174 record still lists
NCT05764174 is an interventional study that assigns participants to a tested intervention. Its 2,409 participants enrollment target places it among the larger protocols in the corpus, above the 1,404-participant average among 58,714 other NA trials with a reported enrollment target (72% higher).
The record links to 0 conditions, and to 3 interventions - of which Factual messages is the first listed.
NCT05764174 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT05764174 about?
NCT05764174 is a clinical study titled "Digital Applications to Monitor Novel Coronavirus Disease and Response in Colombia - Syndromic and Vaccination Surveillance". 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.
What is the current status of trial NCT05764174?
This trial is currently completed. It is a NA study. The enrollment target is 2,409 participants. The study started on 2022-09-21. Estimated completion is 2022-12-17.
What interventions are being tested in trial NCT05764174?
The interventions under investigation include: Factual messages (BEHAVIORAL), Narrative message (BEHAVIORAL), Mixed message (BEHAVIORAL).
Who is sponsoring clinical trial NCT05764174?
This trial is sponsored by Johns Hopkins Bloomberg School of Public Health, which has 187 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
How this trial's enrollment target compares
Where NCT05764174's enrollment target sits among peer trials
2,409 46th of 2000 higher than 1,955 of 2,000 other NA trials
participants (enrollment target), bucketed by value
Each bar is a band; taller bars hold more other NA trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source ClinicalTrials.gov registry export · 2026-08-08
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