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Underimmunization of American Indian and Alaska Native children

Amy V Groom1, Michael L Washington, Philip J Smith

  • 1Immunization Services Division, National Center for Immunization and Respiratory, Centers for Disease Control and Prevention, Atlanta, Georgia, USA. amy.groom@ihs.gov

Pediatrics
|May 3, 2008
PubMed

Insights

Childhood immunization coverage was lower for American Indian/Alaska Native children compared to non-Hispanic white children from 2001-2004. Disparities lessened in 2005, but this was due to a decrease in coverage for white children.

Area of Science:

  • Public Health
  • Epidemiology
  • Pediatrics

Background:

  • Childhood immunization is crucial for preventing infectious diseases.
  • Monitoring immunization coverage disparities is essential for public health equity.
  • Previous data on immunization coverage gaps for American Indian/Alaska Native children are limited.

Purpose of the Study:

  • To investigate disparities in childhood immunization coverage between American Indian/Alaska Native children and non-Hispanic white children.
  • To analyze trends in immunization coverage for these two populations from 2000 to 2005.

Main Methods:

  • Utilized data from the National Immunization Survey (NIS) for the years 2000-2005.
  • Compared immunization coverage rates for the 4:3:1:3:3 vaccine series and individual components.
  • Analyzed coverage differences between American Indian/Alaska Native children and non-Hispanic white children.

Main Results:

  • American Indian/Alaska Native children exhibited significantly lower immunization coverage than non-Hispanic white children between 2001 and 2004.
  • Immunization coverage increased for both groups from 2001 to 2004.
  • In 2005, coverage for American Indian/Alaska Native children rose, while it declined for non-Hispanic white children, eliminating statistically significant disparities.

Conclusions:

  • Significant, unrecognized disparities in childhood immunization coverage existed for American Indian/Alaska Native children since 2001.
  • The 2005 reduction in disparity is a positive sign, though influenced by a decline in coverage among non-Hispanic white children.
  • Continued monitoring and targeted interventions are necessary to ensure equitable immunization access and coverage.
Abstract

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