Mail Outreach To Increase Vaccination Acceptance Through Engagement

Not Applicable

Completed

• Conditions: Influenza, Human; Human Flu; Influenza
• Interventions: Behavioral: Core letter signed by the Director of the National Vaccine Program; Behavioral: Core letter signed by SG + enhanced implementation prompt; Behavioral: Core letter signed by Surgeon General; Behavioral: Core letter signed by Surgeon General + implementation prompt

• Registration Number: NCT02243774
• Lead Sponsor: Brigham and Women's Hospital

Brief Summary

The aim of this study is to determine whether receiving a core letter signed by the Surgeon General or the Director of the National Vaccine Program that provides only information about influenza, or a core letter signed by the Surgeon General with an added basic or enhanced implementation prompt, will increase rates of influenza vaccination among Medicare beneficiaries when compared to a control group.

Detailed Description

Not available

Study Timeline

• Study Start: 2014-09
• Study First Submitted: 2014-09-16
• Study First Submitted QC: 2014-09-16
• Study First Posted: 2014-09-18
• Primary Completion: 2015-01
• Study Completion: 2015-09
• Status Verified: 2017-07
• Last Update Submitted: 2017-07-09
• Last Update Posted: 2017-07-12

Recruitment & Eligibility

• Status: COMPLETED
• Sex: All
• Target Recruitment: 228000

Inclusion Criteria

Not provided

Exclusion Criteria

Not provided

Study & Design

• Study Type: INTERVENTIONAL
• Study Design: PARALLEL

Arm && Interventions

Group	Intervention	Description
Core letter signed by Director of the National Vaccine Program	Core letter signed by the Director of the National Vaccine Program	Individuals randomized to receive only a core letter signed by the Director of the National Vaccine Program
Core letter signed by SG + enhanced implementation prompt	Core letter signed by SG + enhanced implementation prompt	Individuals randomized to receive a core letter signed by the Surgeon General (SG) with an enhanced implementation intention prompt added in an appended P.S. tag region below the signature line
Core letter signed by Surgeon General	Core letter signed by Surgeon General	Individuals randomized to receive only a core letter signed by the Surgeon General
Core letter signed by Surgeon General + implementation prompt	Core letter signed by Surgeon General + implementation prompt	Individuals randomized to receive a core letter signed by the Surgeon General with an implementation intention prompt added in an appended P.S. tag region below the signature line

Primary Outcome Measures

Name	Time	Method
Number of study participants who receive influenza vaccination	4 months	Primary outcome of interest, determined from administrative claims data, will be the number of beneficiaries in each experimental group who receive an influenza vaccination between the date letter is mailed in September 2014 and January 31, 2015

Trial Locations

Locations (1)

Centers for Medicare & Medicaid Services; 🇺🇸 Baltimore, Maryland, United States