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Video Messages and Vaccination Intention

Not Applicable
Completed
Conditions
COVID-19 Vaccination
Interventions
Behavioral: Video messages
Registration Number
NCT04979416
Lead Sponsor
University of Southern California
Brief Summary

This study uses an online panel survey to test the impact of video messages on stated likelihood of COVID-19 vaccination. Participants, who have self-identified as unvaccinated against COVID-19, are randomly assigned to either no video message or 1 of 3 video messages to encourage vaccine take-up. The key endpoint is a question about the likelihood of getting vaccinated in the next 30 days.

Detailed Description

This study uses an online panel survey to test the impact of video messages on stated likelihood of COVID-19 vaccination. Participants are recruited from the Prolific.co platform. Those who have indicated to Prolific that they have not been vaccinated will be randomly assigned to either no video message or 1 of 3 video messages created by the Vaccinate LA/USC collaborative. The key endpoint is a question about the likelihood of getting vaccinated in the next 30 days.

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
1001
Inclusion Criteria
  • adults in the Prolific.co panel
  • unvaccinated against COVID-19
Exclusion Criteria
  • indicated to Prolific.co that they have received a COVID-19 vaccination

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
Video message 1Video messages-
Video message 2Video messages-
Video message 3Video messages-
Primary Outcome Measures
NameTimeMethod
Vaccination intention30 days

Probability of getting vaccinated in the next 30 days

Secondary Outcome Measures
NameTimeMethod

Trial Locations

Locations (1)

USC

🇺🇸

Los Angeles, California, United States

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