Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 1, 2026, 11:16 PM EDT

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Showing 1–5 of 5 matching trials from the live ClinicalTrials.gov search.
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Conditions
COVID-19, Vaccine Hesitancy, Health Misinformation, Communication
Interventions
Gamified misinformation refutation quiz, Refutational text (active control)
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
3,637 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Columbia, South Carolina
Conditions
Misinformation, Vaccine Hesitancy, Anxiety, Depression, COVID-19
Interventions
Attitudinal inoculation, Cognitive-behavioral therapy-informed intervention, Conventional public health messaging
Behavioral
Lead sponsor
City University of New York, School of Public Health
Other
Eligibility
18 Years and older
Enrollment
1,419 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
New York, New York
Conditions
Colorectal Cancer
Interventions
Video text message, In-clinic CRC screening promotion, Mailed FIT, Social needs navigation, Reminders
Behavioral
Lead sponsor
University of Arizona
Other
Eligibility
45 Years to 64 Years
Enrollment
6,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Los Angeles, California
Completed Not applicable Interventional Accepts healthy volunteers

Testing the Persuasiveness of Pro-inoculation Arguments

NCT05804825
Conditions
Vaccination Hesitancy, Human Papillomavirus Vaccination, Vaccine Refusal
Interventions
Argument inoculation messages, Simple forewarning message
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
523 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
COVID-19, Vaccination Hesitancy, Health Misinformation, Communication
Interventions
Gamified misinformation refutation quiz, Refutational text blog post (active control)
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
4,071 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Columbia, South Carolina