Seasonal Influenza Vaccination Reminders for Children With High-risk Conditions

University of Michigan

Status: Completed

Conditions: Seasonal Influenza Vaccination

Treatments: Behavioral: Mailed influenza vaccination reminder notice

Study type: Interventional

Funder types: Other; Other U.S. Federal agency

Identifiers

NCT01431183

5U01IP000132

Details and patient eligibility

About

The objective of this study was to assess the feasibility and effectiveness of using a statewide immunization information system (IIS) to send seasonal influenza vaccine reminders from Local Health Departments (LHDs), targeting children with high-risk conditions.

Enrollment: 3,618 patients

Sex: All

Ages: 24 to 60 months old

Volunteers: No Healthy Volunteers

Inclusion criteria

• children, 24-60 months
• current or previous enrollment in Medicaid (Michigan)
• presence of at least 1 chronic condition, as indicated by the Michigan Care Improvement Registry (MCIR)
• resident of Kalamazoo, Ottawa, or Kent counties (Michigan)

Exclusion criteria

• receipt of influenza prior to notification date
• ineligible for reminder/recall notification in the Michigan Care Improvement Registry (MCIR)

Trial design

Primary purpose: Health Services Research

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Single Blind

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3,618 participants in 2 patient groups

mailed reminder notice

Active Comparator group

Description:

Seasonal influenza vaccination reminder sent by postal mail

Treatment:

Behavioral: Mailed influenza vaccination reminder notice

No reminder notice

No Intervention group

Description:

No seasonal influenza vaccination reminder sent by postal mail