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ClinicalTrials.gov public records Last synced Oct 23, 2026, 9:24 PM EDT

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Showing 1–18 of 18 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Hypothetical Scenario Clear all
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 20, 2020 · Synced Oct 23, 2026, 9:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Brain Responses to Contextual Influences on Drinking Decisions

NCT04895033
View directory record Official record
Conditions
Alcohol Drinking
Interventions
Responsibility condition
Behavioral
Lead sponsor
University of Kansas Medical Center
Other
Eligibility
21 Years to 55 Years
Enrollment
52 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Lawrence, Kansas
Source: ClinicalTrials.gov public record
Updated Nov 14, 2025 · Synced Oct 23, 2026, 9:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Adolescents and Young Adults With Cancer: Their Preferred Involvement in Decision Making

NCT07035418
View directory record Official record
Conditions
Adolescent Behavior
Interventions
Clinical Decision-Making Scenarios and Preferences Assessment
Behavioral
Lead sponsor
Stanford University
Other
Eligibility
15 Years to 29 Years
Enrollment
104 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Oct 21, 2026 · Synced Oct 23, 2026, 9:24 PM EDT
Withdrawn Not applicable Interventional Accepts healthy volunteers

Surveying Parents About Genome Screening of Newborns

NCT01736501
View directory record Official record
Conditions
Parents of Healthy Newborns
Interventions
Genetics education at baseline, Hypothetical genomic scenarios at follow-up
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
Not listed
Healthy volunteers
Accepts healthy volunteers
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 12, 2025 · Synced Oct 23, 2026, 9:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Older Adults' Attitudes Towards Stopping Aspirin

NCT07305376
View directory record Official record
Conditions
Medication Overuse
Interventions
Additional harm information, Less information
Other
Lead sponsor
University of Michigan
Other
Eligibility
65 Years and older
Enrollment
2,819 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Oct 23, 2026, 9:24 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Psychological and Clinical Factors That Predict Intent to Deprescribe Medications Among Older Adults

NCT04676282
View directory record Official record
Conditions
Polypharmacy, Aging
Interventions
Hypothetical Scenario
Other
Lead sponsor
University of Michigan
Other
Eligibility
65 Years and older
Enrollment
10,184 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jan 13, 2022 · Synced Oct 23, 2026, 9:24 PM EDT
Completed Not applicable Interventional

Effects of Repeated Decision Making Among Surrogates of Seriously Ill Patients

NCT01723436
View directory record Official record
Conditions
Chemotherapy
Interventions
Hypothetical scenarios and related decisions
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 29, 2015 · Synced Oct 23, 2026, 9:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Tobacco Product Susceptibility and Substitutability by Rurality and Alcohol Use

NCT07010601
View directory record Official record
Conditions
Alcohol Use, E-cigarette Use, Cigarette Use
Interventions
Experimental Tobacco Marketplace, Hypothetical Novel Nicotine Product Purchase Tasks
Behavioral
Lead sponsor
Mark J Rzeszutek, PhD
Other
Eligibility
21 Years and older
Enrollment
737 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Oct 15, 2026 · Synced Oct 23, 2026, 9:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Risk Communication in African American Smokers

NCT04084561
View directory record Official record
Conditions
Lung Cancer
Interventions
HRHA, LRLA, HRLA, LRHA
Behavioral
Lead sponsor
Temple University
Other
Eligibility
18 Years and older
Enrollment
166 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2022
U.S. locations
2
States / cities
New York, New York • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 18, 2023 · Synced Oct 23, 2026, 9:24 PM EDT
Completed Not applicable Interventional

Effects of Frequent Decision Making Among Patients With Serious Illnesses

NCT01722123
View directory record Official record
Conditions
Chemotherapy
Interventions
Hypothetical scenarios and related decisions
Other
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years and older
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Aug 15, 2017 · Synced Oct 23, 2026, 9:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Leveraging Behavioral Science to Improve Medicine Optimization Conversations With Older Adults

NCT06698770
View directory record Official record
Conditions
Deprescribing
Interventions
Anticipated long-term use of medication, Period re-evaluation of medication
Other
Lead sponsor
University of Michigan
Other
Eligibility
65 Years and older
Enrollment
2,420 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Sep 26, 2025 · Synced Oct 23, 2026, 9:24 PM EDT
Completed Not applicable Interventional Results available

Decreasing the Temporal Window in Individuals With Alcohol Use Disorder

NCT04128761
View directory record Official record
Conditions
Alcohol Use Disorder
Interventions
Scarcity Narrative, Neutral Narrative
Behavioral
Lead sponsor
Virginia Polytechnic Institute and State University
Other
Eligibility
21 Years and older
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Roanoke, Virginia
Source: ClinicalTrials.gov public record
Updated Dec 17, 2025 · Synced Oct 23, 2026, 9:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Examining Choice Architecture for Genetic Testing Decisions

NCT04372888
View directory record Official record
Conditions
Decision Making
Interventions
choice decision frame, opt-in decision frame, opt-out decision frame, enhanced choice (context) decision frame, enhanced choice (norms) decision frame, enhanced choice (affect) decision frame
Behavioral
Lead sponsor
Boston College
Other
Eligibility
18 Years to 64 Years
Enrollment
1,012 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020
U.S. locations
1
States / cities
Chestnut Hill, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 6, 2024 · Synced Oct 23, 2026, 9:24 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Decision Making in Hypothetical Carpal Tunnel Syndrome

NCT03730376
View directory record Official record
Conditions
Carpal Tunnel Syndrome
Interventions
Cost Information
Other
Lead sponsor
Stanford University
Other
Eligibility
18 Years and older
Enrollment
488 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Redwood City, California
Source: ClinicalTrials.gov public record
Updated Mar 19, 2020 · Synced Oct 23, 2026, 9:24 PM EDT
Completed No phase listed Observational

Hormonal Influences on Inflammatory Bowel Diseases

NCT05610527
View directory record Official record
Conditions
Inflammatory Bowel Diseases, Contraception, Menstrual Problem
Interventions
Proposed study design and randomization scenarios, Repeated measures of validated Inflammatory Bowel Disease Patient Reported Outcome Instruments, Inflammatory marker collection and assessment for correlation with PRO responses and menstrual timing
Other
Lead sponsor
University of Utah
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Apr 17, 2026 · Synced Oct 23, 2026, 9:24 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Communicating Multiple Disease Risks

NCT02621671
View directory record Official record
Conditions
Healthy
Interventions
Cognitive interview, Survey
Behavioral · Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
30 Years to 65 Years
Enrollment
1,191 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2017
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Nov 6, 2017 · Synced Oct 23, 2026, 9:24 PM EDT
Not yet recruiting Not applicable Interventional

Understanding Patient Preferences When Deciding on a Voluntary Musculoskeletal Test

NCT07158892
View directory record Official record
Conditions
Non-traumatic Musculoskeletal Conditions, Carpal Tunnel Syndrome (CTS), Lateral Epicondylitis, Osteoarthritis, Trigger Digit, Dupuytren Contracture, Rotator Cuff Tendinopathy, De Quervain Disease
Interventions
Diagnostic Advance Care Planning Discussion, Informational Statement Only
Behavioral
Lead sponsor
University of Texas at Austin
Other
Eligibility
18 Years and older
Enrollment
220 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Austin, Texas
Source: ClinicalTrials.gov public record
Updated Sep 22, 2026 · Synced Oct 23, 2026, 9:24 PM EDT
Completed Not applicable Interventional

An Experimental Evaluation of Menthol-Flavored Tobacco Accessories

NCT07092501
View directory record Official record
Conditions
Cigarette, Smoking Behaviors, Cigarette Smoking Behavior
Interventions
Mentholated cigarette sampling, Hypothetical Policy Scenarios, Subjective value assessment
Behavioral
Lead sponsor
Virginia Polytechnic Institute and State University
Other
Eligibility
21 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Roanoke, Virginia
Source: ClinicalTrials.gov public record
Updated Jun 4, 2026 · Synced Oct 23, 2026, 9:24 PM EDT