Clinical trials: COVID-19 Vaccination
Vaccination Coverage Among Pregnant Women
Assessment of the Acceptability of, and Factors Associated With, Recommended Vaccinations During Pregnancy in Maternity Units in the Ile-de-France Region
The objective of this study is to assess vaccination coverage (VC) for vaccines recommended during pregnancy (pertussis, COVID-19, seasonal influenza, and respiratory syncytial virus [RSV] infection), their acceptability, and the…
- Trial name
- RECOVAX (NCT07882186)
- Where
- 16 sites in France
- Volunteers
- 1,605 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Covid-19 Vaccination
Effect of Messaging on Pragmatic Outcomes Within an Integrated Healthcare System
COVID-19 vaccination among patients at high risk for severe disease has declined in the United States since 2022. Prior research, including discrete choice experiments (DCEs), has demonstrated that vaccine preferences are…
- Trial name
- EMPOWeR (NCT07838038)
- Testing
- Vaccine choice message, Vaccine choice + platform-framed message, Vaccine choice + HCP trust-framed message
- Where
- United States
- Volunteers
- 1,300,000 people, healthy volunteers welcome
- Sponsor
- Kaiser Permanente
Influenza, COVID-19
Flu COVID Vaccine Views
This study addresses a critical evidence gap relevant to implementation strategies for combination vaccines in health care settings.
- Conditions
- Influenza, COVID-19, Vaccination Willingness
- Trial name
- NCT07871448
- Testing
- Survey
- Where
- 2 sites in United States
- Volunteers
- 550 people, healthy volunteers welcome
- Sponsor
- George Washington University
COVID-19 Vaccination
Influence of Vaccine Message Medium on Intentions to Vaccinate in College Students
The goal of this clinical trial is to understand the influence of vaccine message medium (e.g., text, photo, or video) on intentions to vaccinate in college students.
- Trial name
- NCT07861087
- Testing
- COVID-19 Video, COVID-19 Words, COVID-19 Poster
- Where
- United States
- Volunteers
- 1,064 people, healthy volunteers welcome
- Sponsor
- Penn State University
COVID-19, Trust
Community-Led COVID-19 Testing Intervention to Address Mistrust
The goal of this adapted intervention 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…
- Trial name
- NCT07166770
- Testing
- Community-led discussion
- Where
- United States
- Volunteers
- 49 people, healthy volunteers welcome
- Sponsor
- Old Dominion University
Cancer, Immune Checkpoint Inhibitors
COVICI-SURV: COVID-19 Vaccination Around ICI Start and Survival
COVICI-SURV is a nationwide, retrospective observational cohort study using the French national health data system (SNDS) to evaluate whether COVID-19 vaccination, particularly mRNA vaccination, received within 100 days before or…
- Conditions
- Cancer, Immune Checkpoint Inhibitors, COVID-19 Vaccination, Survival
- Trial name
- COVICI-SURV (NCT07729241)
- Where
- France
- Volunteers
- 95,015 people
- Sponsor
- Groupe Hospitalier Pitie-Salpetriere
COVID-19 Vaccination
Community Care Intervention to Decrease COVID-19 Vaccination Inequities
The purpose of this study is to find out if a community health workers (CHW) intervention conducted in Federally Qualified Health Centers (FQHCs) can increase the number of adults with chronic illnesses who are up-to-date with…
- Trial name
- NCT06156254
- Testing
- Community Health Worker Intervention to Enhance Vaccination Behavior (CHW-VB)
- Where
- 4 sites in United States
- Volunteers
- 800 people
- Sponsor
- RAND
Health Behavior, Health Care Utilization
RADx-UP Phase 3D (Oregon Saludable: Juntos Podemos)
The ongoing Oregon Saludable: Juntos Podemos (OSJP, Healthy Oregon: Together We Can) project was developed to directly address the COVID-19 related health disparities among Latinx communities through community engagement funded…
- Conditions
- Health Behavior, Health Care Utilization, Vaccine Hesitancy
- Trial name
- NCT05910879
- Testing
- Self-Affirmation Implementation Intentions (SAII) Intervention, Promotores de Salud (Health Education)
- Where
- United States
- Volunteers
- 625 people
- Sponsor
- University of Oregon
COVID-19, Vaccination Hesitancy
An Online Game to Help Canadian Adults Identify COVID-19 Vaccine Misinformation With One-Month Follow-Up
COVID-19 vaccine misinformation contributed to vaccine hesitancy and preventable illness. This study tested whether a brief online game helps Canadian adults identify COVID-19 vaccine misinformation, and whether effects last one…
- Conditions
- COVID-19, Vaccination Hesitancy, Health Misinformation, Communication
- Trial name
- NCT07758296
- Testing
- Gamified misinformation refutation quiz, Refutational text blog post (active control)
- Where
- United States
- Volunteers
- 4,071 people, healthy volunteers welcome
- Sponsor
- University of South Carolina
COVID-19, Vaccine Hesitancy
Online Games to Help Canadian and U.S. Adults Identify COVID-19 and Vaccine Misinformation: Three Sequential Randomized Studies
COVID-19 misinformation contributed to vaccine hesitancy and preventable illness. This record covers three sequential randomized studies (conducted in Canada and the United States, November-December 2020) testing whether a brief…
- Conditions
- COVID-19, Vaccine Hesitancy, Health Misinformation, Communication
- Trial name
- NCT07758309
- Testing
- Gamified misinformation refutation quiz, Refutational text (active control)
- Where
- United States
- Volunteers
- 3,637 people, healthy volunteers welcome
- Sponsor
- University of South Carolina
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, Vaccination
Vaccine Responses to SARS-CoV-2 and Other Emerging Infectious Diseases
Background: Vaccines against SARS-CoV-2, the virus that causes COVID-19, have been highly effective against preventing severe disease. But the protective effects of these vaccines appear to wane over time.
- Conditions
- COVID-19, Vaccination, Healthy Volunteer
- Trial name
- NCT05078905
- Where
- United States
- Volunteers
- 103 people, healthy volunteers welcome
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
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 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 Response, COVID-19 Vaccine
Thymalfasin (Thymosin Alpha 1; Ta1) as an Enhancer of Vaccine Response Among Older Adults Receiving Booster Doses of COVID-19 Vaccine
The goal of this research is to learn more about ZADAXIN® (trade name; thymalfasin generic; Ta1 for short) and determine if Ta1 has any benefit in increasing the immune response to the COVID-19 vaccine.
- Conditions
- Vaccine Response, COVID-19 Vaccine, Immune Response to Covid 19 Vaccination
- Trial name
- NCT06821100
- Testing
- Thymalfasin (Thymosin alpha 1, Ta1)
- Where
- United States
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- The Methodist Hospital Research Institute
SARS CoV 2 Infection, SARS CoV 2 Vaccination
COVID-19 Transmission and Morbidity in Malawi
SARS-CoV-2 transmission was expected to have a devastating impact in sub-Saharan African countries. Instead, morbidity and mortality rates in nearly the whole region are an order of magnitude lower than in Europe and the…
- Trial name
- COVID-TMM (NCT05973084)
- Where
- 2 sites in United States, Malawi
- Volunteers
- 1,500 people
- Sponsor
- Boston University
Covid19, SARS-CoV Infection
Collection of the Thrombo-VaxCov Cohort
In the context of anti-Covid19 vaccination, atypical thrombosis have occured and potential link with vaccination is under investigation.
- Conditions
- Covid19, SARS-CoV Infection, Venous Thrombosis, Thrombocytopenia
- Trial name
- THROMBO-VAXCOV (NCT04889326)
- Testing
- Retrospective data and biological samples
- Where
- France
- Sponsor
- University Hospital, Lille
COVID-19 Vaccination
Randomized Trial of COVID-19 Booster Vaccinations (Cobovax Study)
Randomized comparison of 3rd dose with inactivated vaccine (CoronaVac) or mRNA vaccine (Comirnaty) in adults who previously received two doses of CoronaVac (Sinovac) or two doses of BNT162b2 (Comirnaty, BioNTech/Fosun Pharma) at…
- Trial name
- NCT05057169
- Testing
- BNT162b2, CoronaVac
- Where
- Hong Kong
- Volunteers
- 451 people, healthy volunteers welcome
- Sponsor
- The University of Hong Kong
Wellness, Burnout, Caregiver
Evaluating the Impact of Resource Navigators to Support LTC and RH Staff During and Beyond COVID-19
The goal of this clinical trial is to test how well resource navigators help long-term care and retirement home staff access the various health and wellness resources available to them and the effects that this has on their…
- Conditions
- Wellness, Burnout, Caregiver, Burnout, Professional, COVID-19
- Trial name
- NCT05677997
- Testing
- Intervention
- Where
- Canada
- Volunteers
- 123 people, healthy volunteers welcome
- Sponsor
- Unity Health Toronto
Post-Acute COVID-19 Vaccination Syndrome, Postviral Fatigue
Clinical Laboratory Evaluation, Assessment of Symptoms and Recovery in Patients With Post-COVID-19-Vaccination Syndrome
Some people report persistent health problems after receiving the COVID-19 vaccine. These symptoms persist well beyond typical short-term vaccine side effects and are not attributable to any other known medical conditions.
- Trial name
- CLEAR (NCT07400848)
- Testing
- Blood sampling and analysis, The continuous Reactive Hyperemia Index (InRHI) measured by EndoPAT
- Where
- Switzerland
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of Bern