IISAR Data Participation Rates and Maps

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IIS Annual Report Table by Year of Data Participation Rates (national child and provider site tables and maps).

National Child, Adolescent, and Adult Tables and Maps

Immunization Information Systems Annual Report (IISAR) data for national child, adolescent, and adult participation rates are reported in MMWRs, tables, and IISAR maps.

Child, adolescent, and adult participation rates in IIS are reported for the 2022 IISAR to monitor progress toward Healthy People 2020 objectives and program initiatives. For a discussion on the calculation and reporting of provider site participation rates in IIS, please see the 2012 Immunization Information System progress report in Morbidity and Mortality Weekly Report