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ClinicalTrials.gov public records Last synced Oct 19, 2026, 6:34 AM EDT

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Showing 1–24 of 42 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Lottery 1 Clear all
Completed Not applicable Interventional Results available

Behavioral Economics Trial To Enhance Regulation of Blood Pressure (BETTER-BP)

NCT04114669
View directory record Official record
Conditions
High Blood Pressure
Interventions
Control Condition, Regret Lottery
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
401 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 27, 2026 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional

Analyzing the Impact of the Now iKnow Health Care Price Transparency Tool

NCT02053844
View directory record Official record
Conditions
no Specific Condition Targeted, Use of a Price Transparency Tool
Interventions
lottery for tool users to win a $500 prize, enhanced promotion of the tool to employers and members
Other
Lead sponsor
Alison Galbraith
Other
Eligibility
Not listed
Enrollment
81,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Wellesley, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 19, 2016 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A School Health Center Intervention to Increase Adolescent Vaccination

NCT01595542
View directory record Official record
Conditions
Immunization Program, School Health Services, HPV Vaccines
Interventions
Modified Vaccine Consent Form
Behavioral
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
Not listed
Enrollment
3,417 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 13, 2014 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Lose 2 Win A Novel Method to Motivate Weight Loss Maintenance Among College Students

NCT02021383
View directory record Official record
Conditions
Overweight, Obese
Interventions
Bi-weekly in person meetings with a Registered Dietician, Financial incentives for weight loss maintenance
Behavioral
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years to 24 Years
Enrollment
144 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated May 13, 2019 · Synced Oct 19, 2026, 6:34 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Neural Mechanisms of Cost and Benefit Integration During Decision-Making, Aim 2: Acute & Lifetime Stress

NCT04060966
View directory record Official record
Conditions
Healthy
Interventions
Cold-Pressor Task (CPT), Control CPT, fMRI
Behavioral · Device
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 64 Years
Enrollment
397 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 25, 2023 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional Results available

Lottery Incentive Nudges to Increase Influenza Vaccinations

NCT05012163
View directory record Official record
Conditions
Influenza, Vaccination, Health Promotion, Health Behavior
Interventions
Reminder, Financial incentive, Lottery
Behavioral
Lead sponsor
National Bureau of Economic Research, Inc.
Other
Eligibility
18 Years and older
Enrollment
57,581 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Danville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 30, 2024 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional

Supporting Health Behavior Among Persons Living With HIV Using Tech, MOST, and Behavioral Economics

NCT04518241
View directory record Official record
Conditions
HIV Seropositivity, Adherence, Medication
Interventions
MI sessions, TMQQ, Type of compensation
Behavioral
Lead sponsor
New York University
Other
Eligibility
18 Years to 65 Years
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 1, 2022 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Denver Garden Environment and Microbiome Study Disease

NCT03089151
View directory record Official record
Conditions
Diet Modification, Physical Activity, Weight Gain, Chronic Disease, Lifestyle, Sedentary, Health Behavior
Interventions
Community Garden Intervention
Behavioral
Lead sponsor
University of Colorado, Boulder
Other
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Boulder, Colorado
Source: ClinicalTrials.gov public record
Updated May 7, 2021 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Testing Promising Behavioral Economic Interventions to Promote Enrollment Diversity in Cardiovascular Cohort Studies

NCT05827718
View directory record Official record
Conditions
Cardiovascular Diseases
Interventions
Method of Contact, Source of Contact, Framing Method (Appeal to Altruism or Social Proof, Incentive Structure
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
26,242 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 24, 2025 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional Results available

Steps to Eliminate Postoperative Problems

NCT02880176
View directory record Official record
Conditions
Bladder Cancer
Interventions
Financial Incentive to Increase Ambulation
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
21 Years and older
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 9, 2021 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional

Incentives for Preventative Health Care: Increasing Completion of Health Risk Assessments

NCT00891111
View directory record Official record
Conditions
Prevention
Interventions
Direct Payment, Regret Lottery
Behavioral
Lead sponsor
Carnegie Mellon University
Other
Eligibility
18 Years and older
Enrollment
634 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
8
States / cities
Shelton, Connecticut • Pensacola, Florida • Tampa, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Feb 5, 2018 · Synced Oct 19, 2026, 6:34 AM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Financial Incentives for Increasing Exercise

NCT01043757
View directory record Official record
Conditions
Sedentary Lifestyle, Obesity
Interventions
Financial incentives for increasing physical exercise
Behavioral
Lead sponsor
Harvard University
Other
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 24, 2015 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Incentivizing Physical Activity Using Gamification, A Pilot Study

NCT02850614
View directory record Official record
Conditions
Obesity, Physical Activity
Interventions
gaming application to encourage physical activity, FitBit
Behavioral · Device
Lead sponsor
University of Vermont
Other
Eligibility
15 Years to 18 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2018
U.S. locations
1
States / cities
Burlington, Vermont
Source: ClinicalTrials.gov public record
Updated Oct 11, 2018 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional

Way to Health, Healthy Measures

NCT01282957
View directory record Official record
Conditions
Diabetes, Hypertension
Interventions
Financial Incentive Group I, Financial Incentive Group II
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 80 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 25, 2016 · Synced Oct 19, 2026, 6:34 AM EDT
Active, not recruiting Not applicable Interventional

Knee Arthroplasty Activity Trial

NCT04107649
View directory record Official record
Conditions
Knee Osteoarthritis, Total Knee Replacement
Interventions
Telephonic Active Coaching (Motivational Interviewing) + Financial Incentives, Wrist based activity tracker wear, Basic Study Activities
Behavioral · Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
40 Years to 85 Years
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
5
States / cities
Chicago, Illinois • Kansas City, Kansas • Boston, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated Nov 24, 2025 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Financial Incentives to Increase Colorectal Cancer Screening in Priority Populations

NCT03080701
View directory record Official record
Conditions
Colorectal Cancer
Interventions
Auto Mailing Plus Money, Auto Mailing Plus Lottery
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
50 Years to 75 Years
Enrollment
898 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Nov 5, 2019 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Evaluating the Effectiveness of Financial Incentives in Promoting Weight Loss Among Obese Individuals.

NCT00520611
View directory record Official record
Conditions
Obesity
Interventions
Financial Incentives
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
30 Years to 70 Years
Enrollment
57 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 11, 2015 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional

A Randomized Trial of Patient Financial Incentives to Reduce CVD Risk

NCT02035826
View directory record Official record
Conditions
Cardiovascular Disease (CVD)
Interventions
Behavioral Economics Intervention
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 80 Years
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 10, 2014 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional Results available

Randomized Trial of Interventions to Improve Warfarin Adherence

NCT00904982
View directory record Official record
Conditions
Atrial Fibrillation, Deep Vein Thrombosis, Dilated Cardiomyopathies
Interventions
Financial Incentive and Med-eMonitor, 2Med-eMonitor
Behavioral · Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
268 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
2
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 16, 2017 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Colorectal Cancer Screening in a Community Health Setting

NCT03072095
View directory record Official record
Conditions
Cancer of the Colon
Interventions
Text-only, Text + Lottery
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
50 Years to 74 Years
Enrollment
281 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 20, 2019 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional

Testing Strategies to Improving Warfarin Adherence

NCT00622102
View directory record Official record
Conditions
Atrial Fibrillation, Deep Venous Thrombosis, Dilated Cardiomyopathies
Interventions
Lottery arm (Lottery and Med-eMonitor), Non-Lottery (Med-eMonitor only)
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
21 Years and older
Enrollment
101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 2, 2009 · Synced Oct 19, 2026, 6:34 AM EDT
Terminated Not applicable Interventional Accepts healthy volunteers

Evaluation Study of the Impact of the New Brain Builders Parenting Class

NCT03866616
View directory record Official record
Conditions
Child Development, Mother-Child Interaction
Interventions
Brain Builders Parenting Class, Control (Usual care)
Behavioral
Lead sponsor
William Marsh Rice University
Other
Eligibility
18 Years and older
Enrollment
145 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
2
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 12, 2020 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional

Diabetes Prevention Program Pilot

NCT04651816
View directory record Official record
Conditions
Pre-diabetes
Interventions
Financial Incentives, Motivational Message, DPP Program
Behavioral
Lead sponsor
Penn State University
Other
Eligibility
18 Years to 64 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
State College, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 5, 2023 · Synced Oct 19, 2026, 6:34 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

COVID-19 Messaging for Vaccination

NCT05182554
View directory record Official record
Conditions
Vaccination Refusal, COVID-19 Pandemic
Interventions
Doctor Videos, Sharing Videos, Sharing Videos (Influencers), Vaccine Ambassador, Video framing, Video order
Behavioral
Lead sponsor
Massachusetts Institute of Technology
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Cambridge, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 25, 2023 · Synced Oct 19, 2026, 6:34 AM EDT