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Not listed Not applicable Interventional Accepts healthy volunteers

Investigating the Effectiveness of a Seasonal Influenza Vaccination Promotion Campaign for Members of a Non-Profit, Community-Based Health Insurance Plan: 2018-2019

ClinicalTrials.gov ID: NCT03700281

Public ClinicalTrials.gov record NCT03700281. 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 21, 2026, 9:19 AM 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
NCT03700281
Recruitment status
Not listed
Study type
Interventional
Phase
Not applicable
Lead sponsor
The University of Texas Health Science Center at Tyler
Other
Enrollment
22,584 participants

Conditions and interventions

Interventions

  • Messaging Behavioral
  • Incentive 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
Oct 5, 2018
Primary completion
Mar 30, 2019
Completion
Aug 30, 2019
Last update posted
Apr 22, 2019

2018 – 2019

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
The University of Texas System Population Health Austin Texas 78701

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 NCT03700281, 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 22, 2019 · Synced Jul 21, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03700281 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →