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IID-12.1 Data Details

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IID-12.1 Increase the percentage of children aged 6 to 23 months who are vaccinated annually against seasonal influenza (1 or 2 doses, depending on age-appropriateness and previous doses received)

About the Data

Description of the data source, numerator, denominator, survey questions, and other relevant details about the national estimate.

Changed Since the Healthy People 2020 Launch: 
Baseline (Year): 
23.4 (2008)
Target-Setting Method: 
Maintain consistency with national programs, regulations, policies, and laws.

Number of children aged 6 to 23 months fully vaccinated (1, 2, or more doses) with influenza vaccine in the NIS sample


The subset of children aged 6 to 23 months during the beginning of the influenza season (September-December) within the NIS sample of children aged 19-35 months at the time of the household interview

Comparable Healthy People 2010 Objective: 
Adapted from HP2010 objective
Methodology Notes: 

    Only children in the National Immunization Survey (NIS) sample aged 6-23 months during the entire span of September-December are included in the measure.

    Children in the NIS sample are 19-35 months at the time of the interview. Children’s entire history of influenza vaccination is obtained. Only provider reported vaccinations are used for NIS estimates.

Revision History

Any change to the objective text, baseline, target, target-setting method or data source since the Healthy People 2020 launch.

Description of Changes Since the Healthy People 2020 Launch: 
In 2013, objectives IID-12.1 through 12.4 objectives were consolidated and revised to IID-12.11.