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Showing 1–24 of 33 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: COVID-19 Testing Behaviors Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Back to ECE Safely With SAGE: Reducing COVID-19 Transmission in Hispanic and Low-income Preschoolers

NCT05178290
View directory record Official record
Conditions
COVID-19 Testing, Children, Preschool, Parents, Child Development, Self-Control, Exercise, Diet, Healthy
Interventions
CHILD back-to-ECE COVID-19 saliva testing, ECE personnel back-to-ECE COVID-19 saliva screening, SAGE garden programming
Behavioral
Lead sponsor
Arizona State University
Other
Eligibility
3 Years and older
Enrollment
1,356 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Apr 23, 2025 · Synced Jun 10, 2026, 10:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

COVID-19 Testing and Vaccination Among Spanish Speakers

NCT05302908
View directory record Official record
Conditions
COVID-19, Vaccinations
Interventions
NuestraSaludSegura
Behavioral
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
274 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 14, 2026 · Synced Jun 10, 2026, 10:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Understanding COVID-19 Testing Knowledge and Practices Among 2-1-1 Helpline Callers

NCT05812599
View directory record Official record
Conditions
Communication, Health Knowledge, Attitudes, Practice
Interventions
Educational Module
Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
298 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 12, 2023 · Synced Jun 10, 2026, 10:06 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

COVID-2019 Testing and Vaccination Among African American and Latinx Public Housing Residents

NCT04542395
View directory record Official record
Conditions
Coronavirus
Interventions
Increasing Willingness and Uptake of COVID-19 Testing and Vaccination
Behavioral
Lead sponsor
Charles Drew University of Medicine and Science
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 18, 2022 · Synced Jun 10, 2026, 10:06 AM EDT
Active, not recruiting Not applicable Interventional

RADx-UP Phase 3D (Oregon Saludable: Juntos Podemos)

NCT05910879
View directory record Official record
Conditions
Health Behavior, Health Care Utilization, Vaccine Hesitancy
Interventions
Self-Affirmation Implementation Intentions (SAII) Intervention, Promotores de Salud (Health Education)
Behavioral
Lead sponsor
University of Oregon
Other
Eligibility
18 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Dec 5, 2024 · Synced Jun 10, 2026, 10:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Availability of COVID-19 Testing on Choice to Isolate and Socially Distance

NCT04459520
View directory record Official record
Conditions
COVID-19
Interventions
Positive COVID Test Result - Hypothetical Scenario, Negative COVID Test Result - Hypothetical Scenario, Unavailable COVID Test Result - Hypothetical Scenario
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years to 110 Years
Enrollment
1,400 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 19, 2020 · Synced Jun 10, 2026, 10:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Multicomponent Clinic-based Intervention to Promote COVID-19 Vaccine Intention and Uptake Among Diverse Youth and Adolescents

NCT05722652
View directory record Official record
Conditions
COVID-19 Vaccination
Interventions
CONFIDENCE
Behavioral
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years and older
Enrollment
667 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 13, 2025 · Synced Jun 10, 2026, 10:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluating a Community-Led COVID-19 Testing Intervention to Address Mistrust - Study 1

NCT06650462
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 26, 2026 · Synced Jun 10, 2026, 10:06 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Health Information Technology for COVID-19 Testing in Schools (SCALE-UP Counts)

NCT05112900
View directory record Official record
Conditions
COVID-19
Interventions
Text Messaging (TM), Text Messaging + Health Navigation (TM+HN)
Behavioral
Lead sponsor
University of Utah
Other
Eligibility
Not listed
Enrollment
7,122 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Dec 30, 2024 · Synced Jun 10, 2026, 10:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

SCALE-UP Utah: Community-Academic Partnership to Address COVID-19 Testing Among Utah Community Health Centers

NCT04939532
View directory record Official record
Conditions
Covid19
Interventions
Text-Messaging (TM), Patient Navigation (PN)
Behavioral
Lead sponsor
University of Utah
Other
Eligibility
18 Years and older
Enrollment
44,729 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Feb 3, 2026 · Synced Jun 10, 2026, 10:06 AM EDT
Completed Not applicable Interventional Results available

Study Utilizing BIOZEK COVID-19 Antigen Rapid Test

NCT04926779
View directory record Official record
Conditions
Covid-19 Testing
Interventions
Biozek Covid-19 Antigen Rapid Test (Saliva)
Diagnostic Test
Lead sponsor
Mach-E B.V.
Industry
Eligibility
18 Years and older
Enrollment
185 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
2
States / cities
Flushing, New York • Southampton, New York
Source: ClinicalTrials.gov public record
Updated Dec 19, 2023 · Synced Jun 10, 2026, 10:06 AM EDT
Completed Not applicable Interventional Results available

COVID-19: Healthy Oregon (Oregon Saludable): Together We Can (Juntos Podemos)

NCT04793464
View directory record Official record
Conditions
Health Behavior, Health Care Utilization
Interventions
Promotores de Salud, Services as usual
Behavioral
Lead sponsor
University of Oregon
Other
Eligibility
3 Years and older
Enrollment
1,623 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated May 7, 2024 · Synced Jun 10, 2026, 10:06 AM EDT
Completed Not applicable Interventional

Examining How a Facilitated Self-Sampling Intervention and Testing Navigation Intervention Influences COVID-19 Testing

NCT05606016
View directory record Official record
Conditions
COVID-19
Interventions
Facilitated Self-Sampling Intervention (FSSI), Testing Navigation Intervention (TNI)., Control
Behavioral
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years and older
Enrollment
1,232 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
3
States / cities
Brownsville, Texas • Houston, Texas • Tyler, Texas
Source: ClinicalTrials.gov public record
Updated Jun 30, 2025 · Synced Jun 10, 2026, 10:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

New Jersey Healthcare Essential Worker Outreach and Education Study - Testing Overlooked Occupations

NCT04766333
View directory record Official record
Conditions
Covid19, Health Care Seeking Behavior, Health Behavior
Interventions
Healthcare Worker Focused Outreach, Community Organization Led Outreach
Behavioral
Lead sponsor
Rutgers, The State University of New Jersey
Other
Eligibility
4 Years and older
Enrollment
2,017 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
New Brunswick, New Jersey
Source: ClinicalTrials.gov public record
Updated Mar 9, 2023 · Synced Jun 10, 2026, 10:06 AM EDT
Completed Not applicable Interventional Results available

Use of Behavioral Economics in Repeat SARS-CoV-2 (COVID-19) Antibody Testing in Disadvantaged Communities

NCT04901624
View directory record Official record
Conditions
SARS-CoV-2
Interventions
Family Risk Messaging, Personal Risk Messaging, Loss Protection, Lottery Incentive
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
5 Years and older
Enrollment
2,164 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 13, 2024 · Synced Jun 10, 2026, 10:06 AM EDT
Completed Not applicable Interventional Results available

Testing Scalable, Single-Session Interventions for Adolescent Depression in the Context of COVID-19

NCT04634903
View directory record Official record
Conditions
Depression
Interventions
Supportive Therapy SSI, Behavioral Activation SSI, Growth Mindset SSI
Behavioral
Lead sponsor
Stony Brook University
Other
Eligibility
13 Years to 16 Years
Enrollment
2,452 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Stony Brook, New York
Source: ClinicalTrials.gov public record
Updated May 24, 2021 · Synced Jun 10, 2026, 10:06 AM EDT
Completed No phase listed Observational

Clinical Evaluation of a Point-of-Care (POC), COVID-19 Rapid Antigen Test (CoviDx™)

NCT04750629
View directory record Official record
Conditions
SARS-CoV-2, Covid19
Interventions
POC CoviDx™ Rapid Antigen Test
Device
Lead sponsor
Lumos Diagnostics
Industry
Eligibility
1 Year and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
2
States / cities
Hialeah, Florida • West Palm Beach, Florida
Source: ClinicalTrials.gov public record
Updated Jun 17, 2021 · Synced Jun 10, 2026, 10:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Surgical Mask Use on Peak Torque, Total Work and Interset Fatigability During Isokinetic Strength Testing

NCT04706299
View directory record Official record
Conditions
Prevention of COVID-19
Interventions
Resistance Exercise
Other
Lead sponsor
The Cleveland Clinic
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Garfield Heights, Ohio
Source: ClinicalTrials.gov public record
Updated May 23, 2021 · Synced Jun 10, 2026, 10:06 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

At-Home COVID-19 Antibody Test Usability Assessment & Behavior Change Study

NCT04393961
View directory record Official record
Conditions
COVID19, COVID-19, Coronavirus
Interventions
Premier Biotech COVID-19 IgG/IgM Rapid test Cassette
Device
Lead sponsor
ProofPilot
Industry
Eligibility
18 Years to 100 Years
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 18, 2020 · Synced Jun 10, 2026, 10:06 AM EDT
Active, not recruiting Phase 2 Interventional Accepts healthy volunteers

COVID-19 Rapid Test-to-Treat With African American Churches (Faithful Response II)

NCT07450209
View directory record Official record
Conditions
COVID-19 Testing Behaviors
Interventions
COVID-19 rapid test-to-treat, Standard COVID19 education control arm
Behavioral
Lead sponsor
University of Missouri, Kansas City
Other
Eligibility
18 Years to 120 Years
Enrollment
900 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2026
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Mar 3, 2026 · Synced Jun 10, 2026, 10:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Community-engaged Optimization of COVID-19 Rapid Evaluation And TEsting Experiences

NCT05894655
View directory record Official record
Conditions
COVID-19, COVID-19 Pandemic
Interventions
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
Behavioral
Lead sponsor
University of California, San Diego
Other
Eligibility
Not listed
Enrollment
6,527 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
San Ysidro, California
Source: ClinicalTrials.gov public record
Updated Nov 3, 2025 · Synced Jun 10, 2026, 10:06 AM EDT
Completed Not applicable Interventional Results available

Creating a Sustainable Infrastructure for SARS-CoV-2 Testing (COVID-19) at Syringe Exchange Programs

NCT04852848
View directory record Official record
Conditions
Health Behavior
Interventions
Connect2Test Intervention
Behavioral
Lead sponsor
University of Oregon
Other
Eligibility
18 Years and older
Enrollment
205 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Jun 5, 2023 · Synced Jun 10, 2026, 10:06 AM EDT
Completed Not applicable Interventional Results available

Stay Connected: Testing an Intervention to Combat Coronavirus-related Social Isolation Among Older Adults

NCT04966910
View directory record Official record
Conditions
Depression, Anxiety, Loneliness
Interventions
Stay Connected, Treatment as usual
Behavioral
Lead sponsor
University of Washington
Other
Eligibility
60 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Apr 22, 2024 · Synced Jun 10, 2026, 10:06 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Supported Employment COVID-19 Rapid Testing for PWID

NCT05984966
View directory record Official record
Conditions
Health Behavior
Interventions
Supported Employment
Behavioral
Lead sponsor
University of Oregon
Other
Eligibility
18 Years and older
Enrollment
102 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Apr 19, 2026 · Synced Jun 10, 2026, 10:06 AM EDT