Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 24, 2026, 12:50 PM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Genetic Predisposition, Paraganglioma, Pheochromocytoma, ALS, Parkinson Disease, Polyneuropathies, Frontotemporal Dementia, Alzheimer Disease, Cardiomyopathy Non-ischemic, Thoracic Aortic Aneurysm
Interventions
Behavioral nudge
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

Messages and Plans to Increase Gym Utilization

NCT02899559
Conditions
Body Weight
Interventions
Message
Behavioral
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
1,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Active, not recruiting Not applicable Interventional

Nudge to Gynecologic Oncology

NCT06451263
Conditions
Ovarian Cancer, Fallopian Tube Cancer, Peritoneal Cancer
Interventions
Nudge
Behavioral
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older · Female only
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Obesity
Interventions
"Nudges" in Web-Based Supermarket
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 99 Years
Enrollment
2,241 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
1
States / cities
New York, New York
Completed Not applicable Interventional Accepts healthy volunteers

Flu Shot Pre-visit Questionnaire

NCT05508698
Conditions
Influenza
Interventions
Precommitment Nudge, Salience
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years and older
Enrollment
230,962 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Danville, Pennsylvania
Conditions
Behavioral Economics, Health Insurance
Interventions
Phone Outreach, Standard Notice
Behavioral
Lead sponsor
Covered California
Government
Eligibility
Not listed
Enrollment
60,045 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Sacramento, California
Conditions
Physician Workflow, Resource Utilization
Interventions
OPA
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
Not listed
Enrollment
384 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Los Angeles, California
Conditions
DPYD Gene Mutation, Gastrointestinal Cancer, Health Care Seeking Behavior
Interventions
Focus Group, Discrete Choice
Other
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Treatment Refusal
Interventions
BEAST, Descriptive Feedback
Behavioral
Lead sponsor
University of Southern Mississippi
Other
Eligibility
18 Years to 65 Years
Enrollment
112 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Hattiesburg, Mississippi
Terminated Not applicable Interventional Accepts healthy volunteers

Nudges to Improve Health Behaviors That Limit COVID-19 Spread

NCT04379375
Conditions
Health Behavior, COVID-19
Interventions
Nudge
Behavioral
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
18 Years and older
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Milwaukee, Wisconsin
Conditions
Lung Cancer
Interventions
Patient nudge
Behavioral
Lead sponsor
Kaiser Permanente
Other
Eligibility
50 Years to 80 Years
Enrollment
894 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024
U.S. locations
1
States / cities
Aurora, Colorado
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Optimizing an Evidence-Based, Disseminable, Free Internet-Based Parenting Program

NCT05689736
Conditions
Parenting Practices
Interventions
Motivational Enhancement, Simplification, Gamification, Low Engagement Nudges, Essentials for Parenting Toddlers and Pre-schoolers (EFP)
Behavioral
Lead sponsor
New York University
Other
Eligibility
18 Years to 99 Years
Enrollment
859 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2026
U.S. locations
1
States / cities
Rockville, Maryland
Recruiting Not applicable Interventional Accepts healthy volunteers

Healthy Options At Pantries (HOAP) Study

NCT07729436
Conditions
Food Choice, Implementation Science, Food Insecurity, Diet, Healthy, Behavioral Economics
Interventions
Behavioral economics-based Healthy Options At Pantries (HOAP) digital nudge intervention
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2029
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Fall, Congestive Heart Failure, Chronic Kidney Failure, Adverse Drug Event
Interventions
Commitment nudge, Justification nudge
Behavioral
Lead sponsor
RAND
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Chicago, Illinois
Completed Not applicable Interventional Results available

Using Behavioral Economics to Reduce Low-Value Care

NCT04104256
Conditions
Pre-Operative Testing for Cataract Surgery
Interventions
Nudge #1: Alert highlighting the safety/potential harms to patients of undergoing pre-op tests, Nudge #2: Alert highlighting the financial harms to the patient experiencing pre-op tests, Nudge #3: Alert highlighting potential psychological harms to the patient of experiencing pre-op tests, Usual Care
Behavioral · Other
Lead sponsor
University of California, Los Angeles
Other
Eligibility
18 Years and older
Enrollment
1,045 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Los Angeles, California
Conditions
Pain, Postoperative, Medication Adherence, Opioid Use, Knowledge, Attitudes, Practice, Risk Reduction Behavior
Interventions
Educational Intervention, Nudge
Behavioral
Lead sponsor
University of Michigan
Other
Eligibility
21 Years to 99 Years
Enrollment
712 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Ann Arbor, Michigan
Conditions
Suicide, Suicide Attempt
Interventions
Text-messaging for safety reminders, Text-messaging with safety reminders and risk framing
Other
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
13 Years to 17 Years
Enrollment
129 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Dallas, Texas
Completed Not applicable Interventional Results available

Evaluation of a Letter Intervention Promoting a Plant-based Diet

NCT03880838
Conditions
Cardiovascular Diseases, Diabetes Mellitus, Obesity
Interventions
Personal testimonial, Forks Over Knives Documentary, Commitment nudge, Prevention nudge
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
18 Years and older
Enrollment
11,234 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Danville, Pennsylvania
Conditions
Opioid Abuse, Unspecified
Interventions
Opioid Naive, OR, At-risk for long-term use, OR, Long-term opioid recipient
Behavioral
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
555 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Emergency Treatment, Telephone Hotlines
Interventions
message, provider, tele-nurse
Behavioral
Lead sponsor
Geisinger Clinic
Other
Eligibility
Not listed
Enrollment
11,546 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Danville, Pennsylvania
Conditions
Influenza, Vaccination, Health Promotion, Health Behavior, Risk Reduction
Interventions
Reminder, Risk reduction, Medical records-based recommendation, Algorithm-based recommendation
Behavioral
Lead sponsor
National Bureau of Economic Research, Inc.
Other
Eligibility
18 Years and older
Enrollment
45,061 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Danville, Pennsylvania
Conditions
Breast Cancer, Estrogen-receptor-positive Breast Cancer
Interventions
Column-based nudge in the EHR, No column-based nudge in the EHR
Behavioral
Lead sponsor
University of Pittsburgh Medical Center
Other
Eligibility
70 Years and older · Female only
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Conditions
Cancer
Interventions
Usual Care, Clinician Nudge, Patient Nudge
Other
Lead sponsor
Abramson Cancer Center at Penn Medicine
Other
Eligibility
18 Years and older
Enrollment
4,450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed Not applicable Interventional Accepts healthy volunteers

An Opioid Prescribing Nudge

NCT04069403
Conditions
Opioid Use, Unspecified, Prescription Drug Abuse (Not Dependent), Prescription Drug Abuse and Dependency, Health Behavior, Benzodiazepine Abuse, Benzodiazepine Dependent
Interventions
Automated Reports on prescription patterns for their patients
Other
Lead sponsor
Duke University
Other
Eligibility
Not listed
Enrollment
427 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Durham, North Carolina