- Conditions
- Vaccination Refusal
- Interventions
- Group intervention
- Behavioral
- Lead sponsor
- MultiCare Health System Research Institute
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 429 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2024
- U.S. locations
- 1
- States / cities
- Puyallup, Washington
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.
These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 1–24
of 62
matching trials from the live ClinicalTrials.gov search.
- Conditions
- Vaccine Hesitancy
- Interventions
- Multilevel Intervention
- Behavioral
- Lead sponsor
- San Diego State University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 238 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2025
- U.S. locations
- 2
- States / cities
- San Diego, California
- Conditions
- COVID-19
- Interventions
- Standard implementation webinar and online training, Virtual facilitation
- Behavioral
- Lead sponsor
- University of North Carolina, Chapel Hill
- Other
- Eligibility
- 18 Years to 99 Years
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2024 – 2025
- U.S. locations
- 1
- States / cities
- Chapel Hill, North Carolina
- Conditions
- Vaccination Refusal
- Interventions
- ADEPT
- Behavioral
- Lead sponsor
- Emory University
- Other
- Eligibility
- Female only
- Enrollment
- 770 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2026
- U.S. locations
- 1
- States / cities
- Durham, North Carolina
- Conditions
- Sickle Cell Disease, COVID-19 Vaccine, Vaccine Hesitancy
- Interventions
- SCD-specific COVID-19 vaccination information (SCVI) video
- Behavioral
- Lead sponsor
- Duke University
- Other
- Eligibility
- 18 Years to 100 Years
- Enrollment
- 33 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2024
- U.S. locations
- 1
- States / cities
- Durham, North Carolina
- 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
- Vaccine Hesitancy, Vaccine Refusal
- Interventions
- web-based survey
- Other
- Lead sponsor
- Children's Mercy Hospital Kansas City
- Other
- Eligibility
- Not listed
- Enrollment
- 1,000 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010
- U.S. locations
- 1
- States / cities
- Kansas City, Missouri
- Conditions
- Vaccination, Vaccination Hesitancy, Vaccination Promotion, Psychological Aspects
- Interventions
- General Psych Trait Measure, Vaccine-Specific Psych Trait Measures
- Diagnostic Test · Other
- Lead sponsor
- University of Iowa
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 1,786 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2025
- U.S. locations
- 1
- States / cities
- Iowa City, Iowa
- 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
- Health Behavior, Colorectal Cancer, Influenza, COVID-19, Vaccine Hesitancy, Vaccine-Preventable Diseases, Healthcare Patient Acceptance
- Interventions
- Financial incentive for colorectal cancer screening, Financial incentive for flu shot, Financial incentive for COVID-19 shot
- Behavioral
- Lead sponsor
- Tulane University
- Other
- Eligibility
- 45 Years to 75 Years
- Enrollment
- 50 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2024
- U.S. locations
- 1
- States / cities
- New Orleans, Louisiana
- Conditions
- COVID-19, Trust
- Interventions
- Community-led discussion
- Behavioral
- Lead sponsor
- Old Dominion University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 57 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2025
- U.S. locations
- 1
- States / cities
- Norfolk, Virginia
- Conditions
- COVID-19, Vaccine Refusal
- Interventions
- Text Message, Motivational Interviewing, Electronic Educational Message with Tailored Questions/Prompts
- Behavioral
- Lead sponsor
- University of Oklahoma
- Other
- Eligibility
- 18 Years to 100 Years
- Enrollment
- 312 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2023
- U.S. locations
- 1
- States / cities
- Oklahoma City, Oklahoma
- Conditions
- COVID-19, Vaccine Uptake
- Interventions
- Tough Talks COVID
- Behavioral
- Lead sponsor
- Florida State University
- Other
- Eligibility
- 18 Years to 29 Years
- Enrollment
- 360 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2024
- U.S. locations
- 1
- States / cities
- Tallahassee, Florida
- Conditions
- Papilloma Viral Infection, Vaccine Hesitancy, Communication
- Interventions
- HPV Message 1, HPV Message 2, HPV Message 3, Control Message, Provider Strong-Recommendation Toolkit
- Behavioral
- Lead sponsor
- Abramson Cancer Center at Penn Medicine
- Other
- Eligibility
- 18 Years to 45 Years
- Enrollment
- 9,002 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025 – 2027
- U.S. locations
- 1
- States / cities
- Philadelphia, Pennsylvania
- Conditions
- Human Papilloma Virus Vaccine Hesitancy
- Interventions
- Interviews
- Behavioral
- Lead sponsor
- Indiana University
- Other
- Eligibility
- 9 Years to 75 Years
- Enrollment
- 176 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2022
- U.S. locations
- 1
- States / cities
- Indianapolis, Indiana
- Conditions
- Vaccine Hesitancy
- Interventions
- Trusted Messenger
- Behavioral
- Lead sponsor
- Dartmouth-Hitchcock Medical Center
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 2 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2021 – 2023
- U.S. locations
- 1
- States / cities
- Concord, New Hampshire
- Conditions
- Vaccine Hesitancy, COVID-19 Testing, Community Health Workers
- Interventions
- Community Health Worker led curriculum
- Behavioral
- Lead sponsor
- Charles Drew University of Medicine and Science
- Other
- Eligibility
- 16 Years and older
- Enrollment
- 66 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2023
- U.S. locations
- 2
- States / cities
- Los Angeles, California
- Conditions
- Vaccine Hesitancy
- Interventions
- Video intervention along with educational hand out
- Other
- Lead sponsor
- Vanderbilt University
- Other
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 155 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2014
- U.S. locations
- 2
- States / cities
- Franklin, Tennessee • Nashville, Tennessee
- Conditions
- Needle Fear, Vaccine Hesitancy
- Interventions
- Thimble Application
- Device
- Lead sponsor
- Bianca Edison
- Other
- Eligibility
- 5 Years to 11 Years
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2025
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- Vaccine-Preventable Diseases, COVID-19 Pandemic, Health-Related Behavior, Health Knowledge, Attitudes, Practice, Narration
- Interventions
- Baseline surveys, Digital Storytelling Intervention, Information Control Intervention
- Behavioral
- Lead sponsor
- Arizona State University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 80 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2025
- U.S. locations
- 1
- States / cities
- Phoenix, Arizona
- Conditions
- COVID-19
- Interventions
- Gist messages on COVID-19 vaccination, COVID-19 vaccine information
- Behavioral
- Lead sponsor
- George Washington University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 508 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022
- U.S. locations
- 1
- States / cities
- Washington D.C., District of Columbia
- Conditions
- COVID-19
- Interventions
- Standard implementation webinar and online training, Virtual facilitation
- Behavioral
- Lead sponsor
- University of North Carolina, Chapel Hill
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 16 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2024
- U.S. locations
- 1
- States / cities
- Chapel Hill, North Carolina
- Conditions
- COVID-19
- Interventions
- Active Intervention Group
- Behavioral
- Lead sponsor
- Pennington Biomedical Research Center
- Other
- Eligibility
- 18 Years and older
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023
- U.S. locations
- 1
- States / cities
- Baton Rouge, Louisiana
- Conditions
- Vaccine Hesitancy
- Interventions
- INVEST
- Other
- Lead sponsor
- Duke University
- Other
- Eligibility
- Not listed
- Enrollment
- 2 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2022
- U.S. locations
- 2
- States / cities
- Durham, North Carolina • Columbia, South Carolina