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OpenTrials
Completed

NCT Number: NCT01431183

Seasonal Influenza Vaccination Reminders for Children With High-risk Conditions

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.

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Key information

Conditions

Seasonal Influenza Vaccination Infections Influenza, Human Orthomyxoviridae Infections RNA Virus Infections Respiratory Tract Diseases Respiratory Tract Infections Virus Diseases

Age range

24 month–60 month

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

University of Michigan, Child Health Evaluation and Research Unit

Ann Arbor, Michigan, 48109, United States

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

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)

Treatment and study plan

Mailed influenza vaccination reminder notice

Behavioral

Influenza vaccination reminder sent by postal mail

Primary outcomes

  1. seasonal influenza vaccination

    Time frame: up to 4 months following reminder notification

    Receipt of 1 or more dose of seasonal influenza vaccine, either trivalent inactivated influenza vaccine (TIV) or live attenuated influenza vaccine (LAIV)

Secondary outcomes

  1. invalid mailing address

    Time frame: up to 4 months following reminder notification

    Postal mailing address determined to be invalid for mail delivery, either by physical return of mailed reminder notification, or through the United States Postal Service's National Change of Address (NCOA) process

Sponsors and collaborators

Lead sponsor

University of Michigan

Other

Collaborators

  • Centers for Disease Control and Prevention

Registry information

Important dates

Study start
2008
Primary completion
2009
Study completion
2010
First posted
Sep 9, 2011
Registry last updated
Sep 9, 2011

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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