Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 2, 2026, 7:49 AM EDT

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Showing 1–6 of 6 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
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
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
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
Completed Not applicable Interventional Accepts healthy volunteers

The Impact of Choice on Colorectal Cancer Screening

NCT05275530
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
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
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