Clinical trials: Vaccine Refusal
Vaccination Refusal
Increasing COVID-19 Vaccine Uptake in Developing Countries (Bihar)
Working with governments in Bihar, India, we will evaluate a number of mechanisms to increase vaccine uptake. These include household vaccination visits instead of community vaccination clinic.monetary and non-monetary…
- Trial name
- NCT05225064
- Testing
- Incentives to be vaccinated, Mask, Encouragement to wear a mask
- Where
- India
- Volunteers
- 114,512 people, healthy volunteers welcome
- Sponsor
- Yale University
Vaccine Hesitancy, Vaccine Refusal
Testing The Effectiveness Of Two Interventions To Reduce Vaccine Hesitancy Among Adolescents
Vaccines currently prevent several million deaths every year and more lives could be saved if vaccination take up increased. The World Health Organization identifies vaccine hesitancy as one of the ten most important threats to…
- Conditions
- Vaccine Hesitancy, Vaccine Refusal, Health Knowledge, Attitudes, Practice
- Trial name
- Kidivax (NCT06155877)
- Testing
- Activité Vaccins et Vaccination - LAMAP, Kidivax Chatbot
- Where
- France
- Volunteers
- 8,590 people, healthy volunteers welcome
- Sponsor
- Centre National de la Recherche Scientifique, France
Vaccine Refusal
Understanding and Overcoming the Racial/Ethnic Inequalities in COVID-19 Vaccination Acceptance
With the constant threat of new epidemic waves and the emergence of variants, COVID-19 resilience can only be attained when a sufficient level of immunity is achieved.
- Trial name
- NCT05238428
- Testing
- Trust boost
- Where
- United Kingdom
- Volunteers
- 4,039 people, healthy volunteers welcome
- Sponsor
- University of Essex
COVID-19 Respiratory Infection, Covid19
COVID-19 Vaccine Hesitancy and Dental Faculty Staff Members in Egypt
Healthcare workers (HCWs) play a vital role in determining the success of vaccination programs. Patient acceptance and vaccination rely greatly on the utilization and attitude of HCWs towards the vaccine, their attitude also…
- Conditions
- COVID-19 Respiratory Infection, Covid19, Vaccine Refusal
- Trial name
- NCT05009043
- Where
- Egypt
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Mariam Ayman Amin Sharaf
Vaccine Refusal, Pregnancy Related
The Motivational Interview Teqhnique in Pregnant Women Who Are Hesitant in Childhood Vaccines
Vaccine hesitancy is defined by World Health Organization(WHO) "Vaccine Hesitancy Working Group" as a delay in acceptance or refusal of vaccines despite availability of vaccination services(MacDonald,2015).
- Conditions
- Vaccine Refusal, Pregnancy Related, Motivation
- Trial name
- NCT05648513
- Testing
- Motivational Interwiev
- Where
- Turkey (Türkiye)
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Balikesir University
COVID-19, Respiratory Disease
Health Communication to Influence COVID-19 Vaccination Intent and Message Propagation
This is a randomised controlled experiment in the form of a web based survey study which randomly exposes participants to different forms of public health messages, after which participants will be assessed on their intent to…
- Conditions
- COVID-19, Respiratory Disease, Vaccine Refusal, Infectious Disease
- Trial name
- CONVINCE (NCT05244356)
- Testing
- Health message exposure
- Where
- Malaysia
- Volunteers
- 5,784 people, healthy volunteers welcome
- Sponsor
- Clinical Research Centre, Malaysia
Evaluating Impact of PACV on Vaccine Hesitancy Among Parents of Newborns
Impact of PACV Administration on Vaccine Hesitancy
Our objective is to assess the impact of administering the PACV to parents of newborns. We also sought to assess the prevalence of vaccine hesitancy among parents of newborns in Houston, TX and to characterize the demographics of…
- Trial name
- NCT04450940
- Testing
- PACV survey
- Volunteers
- 1,705 people, healthy volunteers welcome
- Sponsor
- Baylor College of Medicine
Vaccine Hesitancy
Culturally and Linguistically Appropriate Vaccine Education
The goal of this clinical trial is to test the effectiveness of culturally tailored social media campaigns and WhatsApp-based vaccine training for healthcare workers in increasing childhood routine and HPV vaccine confidence and…
- Trial name
- CLAVE (NCT06186206)
- Testing
- Social media interventions for vaccine uptake
- Where
- Guatemala
- Volunteers
- 900 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Covid19, Vaccine Refusal
COVID-19 Vaccine Education at the Point of Testing to Increase Vaccine Uptake in Vulnerable Communities in SE Louisiana
This project is a 2-year study to investigate vaccine hesitancy and vaccine completion among vulnerable communities in the Southeastern Louisiana region.
- Conditions
- Covid19, Vaccine Refusal, Vaccine Hesitancy
- Trial name
- NCT04939506
- Testing
- COVID-19 Vaccine Education at the Point of COVID-19 Testing
- Where
- United States
- Volunteers
- 377 people, healthy volunteers welcome
- Sponsor
- Xavier University of Louisiana.
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
COVID-19, COVID-19 Pandemic
Community-engaged Optimization of COVID-19 Rapid Evaluation And TEsting Experiences
Throughout the Coronavirus disease (COVID-19) pandemic, rates of COVID-19 have been persistently high in San Diego County's central and southern communities near the United States/Mexico border.
- Trial name
- CO-CREATE-Ex (NCT05894655)
- Testing
- COVID-19 walk-up, on-site testing strategy, Community Health Worker (CHW) leading testing navigation and general preventive care reminders, No-cost self-testing kit vending machines
- Where
- United States
- Volunteers
- 6,527 people, healthy volunteers welcome
- Sponsor
- University of California, San Diego
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 Infection
Evaluation of an Interactive Risk Information Tool to Increase COVID-19 Vaccination Incidence in Vaccine-hesitant People
Coronavirus (COVID-19) vaccines have saved millions of lives since release and remain a key tool in the fight against the pandemic.
- Trial name
- iWILL (NCT05193903)
- Testing
- Simulation, Text
- Where
- Germany
- Volunteers
- 1,188 people, healthy volunteers welcome
- Sponsor
- Charite University, Berlin, Germany
Vaccine Hesitancy
Motivational Interviewing for Vaccine Uptake in Latinx Adults
The goal of this clinical trial is to test whether modified behavioral health services, integrating motivational interviewing, will reduce vaccine hesitancy and increase uptake for the COVID-19 and influenza vaccines among Latinx…
- Trial name
- MIVacuna (NCT06062056)
- Testing
- EHR alert, Motivational Interviewing, Warm hand off to nurse
- Where
- 2 sites in United States
- Volunteers
- 3,698 people, healthy volunteers welcome
- Sponsor
- Boston College
Influenza, Human, Vaccine Hesitancy
Conversational AI for Adult Flu Vaccination Decisions
This randomized trial tests whether an online guide combining short evidence cards with an AI-guided conversation increases flu-vaccination intention among US adults who haven't decided whether to get a flu vaccine this season.
- Trial name
- NCT07896850
- Testing
- Flu vaccination guide, Accident safety guide
- Where
- United States
- Volunteers
- 220 people, healthy volunteers welcome
- Sponsor
- Calypta Systems, Inc.
Vaccination Refusal, COVID-19
COVID-19 Vaccine Uptake Trial
The goal of this study is to assess the best COVID-19 vaccine uptake strategy among students, staff and household members that have not been vaccinated.
- Trial name
- NCT05419232
- Testing
- Short Message Service (SMS) + Website Link Strategy, Phone Call with Peer Strategy
- Where
- 8 sites in United States
- Volunteers
- 262 people, healthy volunteers welcome
- Sponsor
- Washington University School of Medicine
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
Vaccine Hesitancy, Vaccine Refusal
Vaccine Hesitancy: A Survey of Pediatric Clinicians
The purpose of this study is to explore the experiences and perceptions of District VI pediatric clinicians on parental vaccine hesitancy and vaccine refusal.
- Trial name
- NCT01098825
- Testing
- web-based survey
- Where
- United States
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Children's Mercy Hospital Kansas City
Vaccine Refusal
Clinic-based HPV and COVID-19 Vaccine Promoting Intervention for AfAm Adolescents in Alabama
In this 30-month study, the investigators propose to develop a culturally appropriate vaccine confidence intervention, targeting positive change related to HPV vaccine uptake behavior and reducing sentiments of hesitancy towards…
- Trial name
- NCT04604743
- Testing
- Intervention, TBN
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Vaccination Hesitancy, Human Papillomavirus Vaccination
Testing the Persuasiveness of Pro-inoculation Arguments
The investigators will recruit a national sample of parents of 7-10-year-olds to complete an argument strength ranking for either a simple forwarding message or between 3 and 6 randomly selected arguments from an overall set of…
- Conditions
- Vaccination Hesitancy, Human Papillomavirus Vaccination, Vaccine Refusal
- Trial name
- NCT05804825
- Testing
- Argument inoculation messages, Simple forewarning message
- Where
- United States
- Volunteers
- 523 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania