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Showing 1–23 of 23 matching trials from the live ClinicalTrials.gov search.
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Completed Not applicable Interventional Accepts healthy volunteers

Birth-Cohort Evaluation to Advance Screening and Testing for Hepatitis C

NCT02123212
View directory record Official record
Conditions
Hepatitis C, Chronic Hepatitis C
Interventions
Mailer, In-person recruitment, EHR Alert
Other
Lead sponsor
National Opinion Research Center
Other
Eligibility
47 Years to 69 Years
Enrollment
29,607 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2014
U.S. locations
3
States / cities
Birmingham, Alabama • Detroit, Michigan • New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 25, 2015 · Synced Sep 2, 2026, 2:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effect of Patient Portal Messaging Before Mailing Fecal Immunochemical Testing Kit on Colorectal Cancer Screening Rates

NCT05115916
View directory record Official record
Conditions
Colorectal Cancer, Colorectal Neoplasms, Colorectal Cancer Screening
Interventions
MyChart Priming Message
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
51 Years to 75 Years
Enrollment
3,880 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Westwood, Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 9, 2021 · Synced Sep 2, 2026, 2:26 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Evaluation of the Q-Pad hrHPV Test System for Identifying Precancer

NCT07281599
View directory record Official record
Conditions
HPV Infection, HPV 16 Infection, High Risk HPV, Cervical Cancer Screening, Cervical Cancer Cin Grade, Cervical Cancer (Early Detection), HPV, HPV (Human Papillomavirus)-Associated, HPV DNA, HPV Infections, Screening Test
Interventions
Q-Pad hrHPV Test System
Device
Lead sponsor
Qurasense
Industry
Eligibility
25 Years and older · Female only
Enrollment
450 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
3
States / cities
New Haven, Connecticut • Minneapolis, Minnesota • Akron, Ohio
Source: ClinicalTrials.gov public record
Updated Jul 23, 2026 · Synced Sep 2, 2026, 2:26 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

COVID-19 Immunity Assessment

NCT05080231
View directory record Official record
Conditions
COVID-19
Interventions
Not listed
Lead sponsor
DxTerity Diagnostics
Industry
Eligibility
13 Years and older
Enrollment
662 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021
U.S. locations
1
States / cities
Compton, California
Source: ClinicalTrials.gov public record
Updated Aug 13, 2023 · Synced Sep 2, 2026, 2:26 AM EDT
Completed Not applicable Interventional

Methods to Improve Preventative Care Uptake

NCT03685981
View directory record Official record
Conditions
Health Knowledge, Attitudes, Practice
Interventions
Incentives mailer
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
Not listed
Enrollment
3,145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 13, 2020 · Synced Sep 2, 2026, 2:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Using Behavioral Science to Improve Colorectal Cancer Screening Rates With Mailed FIT Kits

NCT04746469
View directory record Official record
Conditions
Colorectal Cancer Screening
Interventions
Delayed automated phone call
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
50 Years to 75 Years
Enrollment
2,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Sep 12, 2022 · Synced Sep 2, 2026, 2:26 AM EDT
Completed Not applicable Interventional

"Natural" and "Organic" Cigarette Descriptors: Association With Expectancies, Subjective Effects, Topography, and Biomarkers of Exposure Among Daily Smokers

NCT05468333
View directory record Official record
Conditions
Smoking Behaviors
Interventions
Cigarette trial
Other
Lead sponsor
University of Nevada, Reno
Other
Eligibility
21 Years to 65 Years
Enrollment
184 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
3
States / cities
Reno, Nevada • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 30, 2025 · Synced Sep 2, 2026, 2:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of Letters Promoting Colorectal Cancer Testing

NCT04548765
View directory record Official record
Conditions
Cancer Colorectal
Interventions
Letter, Loss Frame and Fear Appeals, Transparency, Default Effect and Presentation of Alternatives, Enhanced Fear Appeals and Decoy Effect
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years and older
Enrollment
14,644 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 23, 2021 · Synced Sep 2, 2026, 2:26 AM EDT
Completed Not applicable Interventional

Encouraging Overdue Healthcare Appointment Scheduling Among Patients With Chronic Diseases

NCT05000619
View directory record Official record
Conditions
Health Promotion, Prevention, Risk Reduction Behavior
Interventions
Outreach mailer, Humor/Salience, Doctor's authority, Information
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years and older
Enrollment
21,562 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 30, 2022 · Synced Sep 2, 2026, 2:26 AM EDT
Completed Not applicable Interventional

Geographically Clustered Mailing of Fecal Immunochemical Test (FIT) Kits

NCT03718221
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Usual Care FIT Screening Strategy, GeoMail FIT Screening Strategy
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
50 Years to 64 Years
Enrollment
8,653 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Nov 29, 2021 · Synced Sep 2, 2026, 2:26 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Project CONTINUITY: Promoting Evidence-Based Cancer Screening Among Underserved Women

NCT05390567
View directory record Official record
Conditions
Cervical Cancer Screening Methods
Interventions
Participant Choice of HPV Self-Test, Survey: Participant cancer history and cervical cancer prevention/screening knowledge, Participant Choice of Standard of Care in-clinic Pap-test
Behavioral
Lead sponsor
University of Florida
Other
Eligibility
25 Years to 65 Years · Female only
Enrollment
800 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 5, 2026 · Synced Sep 2, 2026, 2:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Impact of Choice on Colorectal Cancer Screening

NCT05275530
View directory record Official record
Conditions
Colorectal Cancer, Colorectal Neoplasms, Health Screening
Interventions
Active FIT Choice, Active Colonoscopy Choice, Active Dual Choice
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
45 Years to 49 Years
Enrollment
20,509 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
2
States / cities
Los Angeles, California • Westwood, Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 12, 2023 · Synced Sep 2, 2026, 2:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Financial Incentives for Care Gaps

NCT03715907
View directory record Official record
Conditions
Delivery of Health Care
Interventions
Financial Incentives, Information
Behavioral
Lead sponsor
Massachusetts Institute of Technology
Other
Eligibility
21 Years and older
Enrollment
8,042 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 5, 2021 · Synced Sep 2, 2026, 2:26 AM EDT
Completed Not applicable Interventional

Effect of Mailed Invites of Choice of Colonoscopy or FIT vs. Mailed FIT Alone on Colorectal Cancer Screening

NCT03414125
View directory record Official record
Conditions
Colorectal Cancer
Interventions
FIT Screening Strategy, Choice Screening Strategy
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
50 Years to 63 Years
Enrollment
26,859 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Sep 12, 2021 · Synced Sep 2, 2026, 2:26 AM EDT
Completed Not applicable Interventional Results available

St. Joe's Invitation Effectiveness Study

NCT04658888
View directory record Official record
Conditions
Cervical Cancer Screening
Interventions
Evalyn Self-Sampling Brush
Device
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
30 Years to 65 Years · Female only
Enrollment
964 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Hershey, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 5, 2022 · Synced Sep 2, 2026, 2:26 AM EDT
Enrolling by invitation Not applicable Interventional

Encouraging Older Adults and Adults With Serious Illness to Designate a Health Care Proxy

NCT07290478
View directory record Official record
Conditions
Designating a Healthcare Proxy
Interventions
Mailer, Provider Request, Pre-commitment Prompt
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
20,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Martinez, California
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Sep 2, 2026, 2:26 AM EDT
Completed Not applicable Interventional

Comparative Effectiveness of FIT, Colonoscopy, & Usual Care Screening Strategies

NCT01710215
View directory record Official record
Conditions
Colorectal Cancer
Interventions
FIT Screening Strategy, Colon Screening Strategy
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
50 Years to 64 Years
Enrollment
5,999 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Apr 25, 2018 · Synced Sep 2, 2026, 2:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluation of Mailers Promoting Mammogram Screening

NCT04555902
View directory record Official record
Conditions
Breast Cancer
Interventions
Postcard, Small Gift, Loss Frame and Fear Appeals
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
50 Years to 64 Years · Female only
Enrollment
1,342 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Nov 14, 2021 · Synced Sep 2, 2026, 2:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Motivating Change in Aging Smokers

NCT05194917
View directory record Official record
Conditions
Smoking Cessation
Interventions
Older Smoker Motivational Intervention, Control Motivational Message
Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
50 Years to 80 Years
Enrollment
201 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Mar 6, 2025 · Synced Sep 2, 2026, 2:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Interventions to Improve Colon Cancer Screening in Poor Rural Iowa Counties

NCT01477814
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Physician chart reminder, chart reminder, educational mat'ls, FIT, CR,ed mat'ls, FIT, phone call
Behavioral
Lead sponsor
Barcey T. Levy
Other
Eligibility
52 Years to 79 Years
Enrollment
743 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2015
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Apr 23, 2017 · Synced Sep 2, 2026, 2:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

How v. How and Why Nudges and Rewards

NCT05376059
View directory record Official record
Conditions
Control Condition, How Incentive Receive, How Incentive Holdout, How Incentive Ineligible, How and Why Incentive Receive, How and Why Incentive Holdout, How and Why Incentive Ineligible
Interventions
How Nudge, How and Why Nudge, Incentive
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
Not listed
Enrollment
60,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 5, 2023 · Synced Sep 2, 2026, 2:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Latinos CARES (Colorectal Cancer Awareness, Research, Education and Screening)

NCT03078361
View directory record Official record
Conditions
Colorectal Cancer, Colorectal Carcinoma
Interventions
Immunochemical Fecal Occult Blood Test (I-FOBT) Kit, LATINOS CARES Toolkit, Standard Intervention
Other · Behavioral
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
50 Years to 70 Years
Enrollment
159 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2022
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Jan 10, 2023 · Synced Sep 2, 2026, 2:26 AM EDT
Recruiting Not applicable Interventional

St. Joseph's HPV Self-sampling: Offering a Self-sampling Option in Clinic

NCT05092022
View directory record Official record
Conditions
Cervical Cancer Screening
Interventions
Evalyn Self-Sampling Brush
Device
Lead sponsor
Milton S. Hershey Medical Center
Other
Eligibility
30 Years to 65 Years · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
Reading, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 5, 2026 · Synced Sep 2, 2026, 2:26 AM EDT