Clinical trials: Vaccine Refusal
Vaccination Refusal
Effectiveness of a Mayan Language Social Media Campaign on COVID-19 Vaccine Beliefs in Guatemala
Prior evidence, including formative work supporting the development of this study, suggests there is widespread vaccine hesitancy among Indigenous communities in Guatemala, fueled by mistrust in the health system, lack of…
- Trial name
- NCT05252936
- Testing
- COVID-19 vaccine social media campaign exposure
- Where
- Guatemala
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- Stanford University
COVID-19 Vaccines
Improving COVID-19 Vaccine Uptake in Nursing Homes
SARS-CoV-2 vaccine, now being administered to skilled nursing facility (SNF) residents and staff, has highly variable acceptance between facilities.
- Trial name
- NCT04732819
- Testing
- High touch multi-pronged behavioral intervention
- Where
- 4 sites in United States
- Volunteers
- 23,768 people
- Sponsor
- Brown University
Vaccine Hesitancy
Increasing Vaccine Uptake Among Adolescents in the Rural South
The benefits of adolescent vaccines are well known for preventing meningococcal infection and human papillomavirus (HPV)-related pre-cancerous lesions.
- Trial name
- INVEST (NCT04999267)
- Testing
- INVEST
- Where
- 2 sites in United States
- Volunteers
- 2 people, healthy volunteers welcome
- Sponsor
- Duke University
Coronavirus, Vaccine Refusal
Increasing Vaccine Uptake in Underresourced Public Housing Areas
This proposal seeks to enhance uptake and completion of COVID-19 vaccination among African American and Latinx public housing residents in South Los Angeles.
- Trial name
- NCT04779138
- Testing
- Increasing Willingness and Uptake of COVID-19 Vaccination
- Where
- United States
- Volunteers
- 462 people, healthy volunteers welcome
- Sponsor
- Charles Drew University of Medicine and Science
Covid19, Vaccine Refusal
COVID-19 Vaccine Hesitancy Among African Americans
Coronavirus disease 2019 (COVID-19) has created a "state of emergency" for African Americans in the US. Recent findings indicate 31% of adults self-reported "wait and see" of the COVID-19 vaccine, of which 16% were African…
- Conditions
- Covid19, Vaccine Refusal, Communication
- Trial name
- NCT04801030
- Testing
- YourCoViDVaxFacts
- Where
- United States
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Meharry Medical College
Vaccine Knowledge, Vaccine Hesitancy
Supporting CHWs as Vaccine Educators: Impact of a Digital Training and Chatbot Intervention on Vaccination in Kenya
This study seeks to understand how to support community health workers (CHWs) to improve routine vaccination rates in high-need areas by testing a two-part intervention.
- Conditions
- Vaccine Knowledge, Vaccine Hesitancy, Vaccine Refusal
- Trial name
- NCT06237374
- Testing
- Digital Vaccine Education Training & Patient-facing Chatbot Tool, Standard Training
- Where
- Kenya
- Volunteers
- 795 people, healthy volunteers welcome
- Sponsor
- Stanford University
Covid19 Vaccination, Vaccine Uptake
Supporting Audit and Feedback to Encourage Vaccine Uptake
In Ontario, approximately 6,000 family physicians can access a secure online system that provides a report that lists the COVID-19 vaccination status for each patient in their roster.
- Trial name
- NCT05099497
- Testing
- Using Practice Facilitators to Support Physicians
- Where
- Canada
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Women's College Hospital
Papilloma Viral Infection, Vaccine Hesitancy
Communication Strategies to Increase HPV Vaccinations
This research aims to identify communication strategies to improve the uptake of vaccines using an experimental design, focusing on the Human Papillomavirus (HPV) vaccine, which is highly effective in preventing HPV-related…
- Conditions
- Papilloma Viral Infection, Vaccine Hesitancy, Communication
- Trial name
- NCT06784960
- Testing
- HPV Message 1, HPV Message 2, HPV Message 3
- Where
- United States
- Volunteers
- 9,002 people, healthy volunteers welcome
- Sponsor
- Abramson Cancer Center at Penn Medicine
Vaccine Uptake
Boosting COVID-19 Vaccination Uptake Using Wastewater Surveillance
Vaccinations are among the most successful and critical public health interventions. Despite the enormous protection that vaccines provide to public health, both delays and refusals of vaccines (vaccine hesitancy) are on the…
- Trial name
- NCT06698497
- Testing
- Communication Campaign
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Syracuse University
Immunization; Infection, Influenza
Seasonal Influenza and Pneumococcal Vaccination in the Elderly
The elderly population and individuals with chronic diseases are at high risk for influenza and influenza-related pneumonia, and it is emphasized that taking pneumonia and influenza vaccine together is effective in reducing…
- Conditions
- Immunization; Infection, Influenza, Pneumonia, Vaccine Refusal
- Trial name
- NCT05661890
- Where
- Turkey (Türkiye)
- Volunteers
- 1,166 people
- Sponsor
- Lokman Hekim University
Breast Feeding, Vaccination Refusal
The Effect of Education Given to Postpartum Women on Their Attitudes Towards Childhood Vaccinations and Breastfeeding
Introduction:Breastfeeding and childhood vaccinations are the two most important public health practices for the healthy growth and development of the newborn.
- Conditions
- Breast Feeding, Vaccination Refusal, Training Group, Sensitivity
- Trial name
- NCT05923320
- Testing
- training
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Amasya University
Social Medium, Data Collection
Social Media-based Vaccine Confidence and Hesitancy Monitoring
History and scientific evidence show that it is critical to maintain public trust and confidence in vaccination. Any crisis in confidence has the potential to cause significant disruption and a detrimental impact on vaccination.
- Conditions
- Social Medium, Data Collection, Patient Acceptance of Health Care, Immunization Programs
- Trial name
- NCT05442762
- Volunteers
- healthy volunteers welcome
- Sponsor
- Fudan University
Influenza, COVID-19
Text4Vax: Text Message Reminders for Pediatric COVID-19 and Influenza Vaccines 2024-25 Season
This multi-site study assesses the impact of text message reminders on the receipt of COVID-19 and influenza text message reminders takes place primarily in practices from the American Academy of Pediatrics (AAP) Pediatric…
- Conditions
- Influenza, COVID-19, Vaccination Hesitancy
- Trial name
- NCT06603090
- Testing
- Text message influenza vaccine reminders, Text message COVID-19 vaccine reminders, Text message influenza and COVID-19 vaccine reminders
- Where
- 4 sites in United States
- Volunteers
- 66,147 people
- Sponsor
- Columbia University
Measles, Polio
A Tool Kit to Improve Vaccine Confidence in the Philippines
This cluster randomized controlled trial (RCT) aims to evaluate the feasibility and efficacy of an educational toolkit in enhancing measles, mumps, rubella (MMR) and polio vaccine confidence in the Philippines.
- Conditions
- Measles, Polio, Vaccination Hesitancy
- Trial name
- NCT06218368
- Testing
- Educational toolkit on MMR and polio vaccination
- Where
- Philippines
- Volunteers
- 5,400 people, healthy volunteers welcome
- Sponsor
- University of Toronto
COVID-19, Vaccine Hesitancy
Addressing COVID-19 Vaccine Hesitancy With Muliti-Level Interventions in Appalachia
The purpose of this community-engaged study is to test the ability of county-level strategies to increase uptake of COVID-19 vaccination.
- Trial name
- K-VAC (NCT06505993)
- Testing
- Health Communication, Health Communication + Structural
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Marc Kiviniemi
COVID-19
COVID-19 Vaccine Hesitancy Counseling Intervention for Pharmacists
The goal of this clinical trial is to test if virtual facilitation (e.g., video coaching) increases rural pharmacists' ability to implement COVID-19 vaccine hesitancy counseling when compared to a "standard" implementation…
- Trial name
- NCT05926544
- Testing
- Standard implementation webinar and online training, Virtual facilitation
- Where
- United States
- Volunteers
- 16 people
- Sponsor
- University of North Carolina, Chapel Hill
Vaccine Adverse Reaction, Vaccination; Complications
Improving the School Vaccination Experience: What CARDs Are You Going to Play?
Vaccination hesitancy is identified as a threat to global health by the World Health Organization (WHO). For adolescents undergoing vaccination at school, prior studies demonstrate that concerns about pain and/or fear of needles…
- Conditions
- Vaccine Adverse Reaction, Vaccination; Complications, Fear
- Trial name
- NCT03966300
- Testing
- Multi-faceted knowledge translation intervention
- Where
- Canada
- Volunteers
- 1,919 people, healthy volunteers welcome
- Sponsor
- University of Toronto
Vaccination Uptake
VISTA: Vaccinator-Initiated Screening and TAilored Counseling for Reducing Vaccine Hesitancy
The purpose of this study is to understand why parents do or do not vaccinate their children and explore what information parents need to vaccinate their children.
- Trial name
- NCT04421586
- Testing
- VISTA
- Where
- Tanzania
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Duke University
Vaccination Refusal, Covid19
Improving Health Equity for COVID-19 Vaccination for At-risk Populations Using Online Social Networks
Social technologies for health have already become essential means for providing underserved populations greater social connectedness and increased access to novel health information.
- Conditions
- Vaccination Refusal, Covid19, Heart Diseases
- Trial name
- NCT04779827
- Testing
- Online Social Network and Collective Intelligence Intervention, Independent Control
- Where
- United States
- Volunteers
- 4,476 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
COVID-19, Trust
Evaluating a Community-Led COVID-19 Testing Intervention to Address Mistrust - Study 1
The goal of this study is to assess how community-led group discussions about health-related topics may alter beliefs and intentions regarding healthcare recommendations, such as COVID-19 testing and vaccination.
- Trial name
- NCT06650462
- Testing
- Community-led discussion
- Where
- United States
- Volunteers
- 57 people, healthy volunteers welcome
- Sponsor
- Old Dominion University