Boost Intentions and Facilitate Action to Promote COVID-19 Booster Take-up
Public ClinicalTrials.gov record NCT05586204. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This is a prospective randomized clinical trial evaluating how behaviorally-informed outreach text messages affect the take-up of bivalent COVID-19 booster. The investigators will test the impact of sending text reminders as well as the importance of elevating vaccination intentions, facilitating action, and their combination.
Study identification
- NCT ID
- NCT05586204
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Not applicable
- Enrollment
- 154,977 participants
Conditions and interventions
Interventions
- Eligibility reminder Behavioral
- Link to a narrow set of vaccine venues Behavioral
- Link to a broad set of vaccine venues Behavioral
- Doctors' recommendation and value of vaccine Behavioral
Behavioral
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Oct 18, 2022 (Actual)
- Primary completion
- Dec 31, 2022 (Actual)
- Completion
- Dec 31, 2023 (Actual)
- Last update posted
- Dec 9, 2024
2022 – 2023
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| UCLA Health Department of Medicine, Quality Office | Los Angeles | California | 90095 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT05586204, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Dec 9, 2024 · Synced Oct 19, 2026
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Open the official record
The complete public registry record, listed eligibility criteria, and available contact information for NCT05586204 live on ClinicalTrials.gov.