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Completed Not applicable Interventional Accepts healthy volunteers

Willingness to Participate in Clinical Trials Among Black and African Americans

ClinicalTrials.gov ID: NCT04938895

Public ClinicalTrials.gov record NCT04938895. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 22, 2026, 6:38 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Study identification

NCT ID
NCT04938895
Recruitment status
Completed
Study type
Interventional
Phase
Not applicable
Lead sponsor
Harvard University
Other
Enrollment
323 participants

Conditions and interventions

Interventions

  • Black Respondents Exposure to a Photo Behavioral

Behavioral

Eligibility (public fields only)

Age range
25 Years to 64 Years
Sex
All
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jun 6, 2021
Primary completion
Feb 20, 2022
Completion
Feb 20, 2022
Last update posted
May 18, 2023

2021 – 2022

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Harvard University Cambridge Massachusetts 02138

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04938895, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted May 18, 2023 · Synced Jul 22, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04938895 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →