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Published on: June 11, 2012
Improving immunization coverage in a rural school district in Pierce County, Washington.
Robin M Peterson1, Carolyn Cook, Mary E Yerxa
1MultiCare Mobile Health Services, Tacoma, WA, USA.
Summary
Washington State school immunization records were corrected, increasing fully immunized students. School-based clinics further boosted immunization rates, highlighting the need for better data and education.
Area of Science:
- Public Health
- Epidemiology
- Health Services Research
Background:
- Washington State exhibits high rates of school immunization exemptions.
- Discrepancies exist between school, state, and parent-held immunization records.
- Accurate immunization data is crucial for public health surveillance and disease prevention.
Purpose of the Study:
- To compare immunization records in a rural Washington school district with the state immunization information system (IIS) and parent-held records.
- To assess the impact of record correction and school-based immunization clinics on student immunization status.
- To identify strategies for improving school immunization record accuracy and coverage.
Main Methods:
- Comparative analysis of school, IIS, and parent-held immunization records.
- Data correction to establish accurate student immunization status.
- Implementation and evaluation of school-based immunization clinics.
Main Results:
- Correcting school records significantly increased the count of fully immunized students from 1,189 to 1,564 (p < .0001).
- School-based immunization clinics further raised the number of fully immunized students to 1,624 (p = .013).
- The presence of exemption certificates for already immunized students suggests "exemptions of convenience".
Conclusions:
- Accurate school immunization record-keeping is essential for understanding immunization coverage.
- School-based interventions, including clinics and improved data management, can effectively increase immunization rates.
- Strategies such as providing IIS access to school staff and educating stakeholders are recommended to enhance immunization services.
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