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Completed Not applicable Interventional Accepts healthy volunteers Results available

Using Behavioral Economics to Enhance Appointment Reminders and Reduce Missed Visits

ClinicalTrials.gov ID: NCT03850431

Public ClinicalTrials.gov record NCT03850431. 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 Jun 25, 2026, 11:03 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
NCT03850431
Recruitment status
Completed
Study type
Interventional
Phase
Not applicable
Lead sponsor
VA Office of Research and Development
Federal
Enrollment
34,516 participants

Conditions and interventions

Interventions

  • Social Norms + Behavioral Instructions Behavioral
  • Caring + Consequences for Others + Behavioral Instructions Behavioral
  • Caring + Consequences for Self + Behavioral Instructions Behavioral
  • Caring + Consequences for Others + Consequences for Self + Social Norms + Behavioral Instructions Behavioral

Behavioral

Eligibility (public fields only)

Age range
18 Years and older
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
Dec 16, 2019
Primary completion
Oct 13, 2021
Completion
Oct 13, 2021
Last update posted
Apr 18, 2024

2019 – 2021

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
VA Portland Health Care System, Portland, OR Portland Oregon 97239

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 NCT03850431, 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 Apr 18, 2024 · Synced Jun 25, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03850431 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →