Background: It is relatively easy in
Objectives: To determine if immunization exemptions identified in school records are consistent with immunization records in the Colorado Immunization Information System (CIIS).
Methods: Any child with and immunization exemption attending school in the
Results: For the 2008/2009 school year 679 children exempted from one or more vaccines. Of those, 58% had an immunization record in CIIS. . The number of children exempting varied by dose in the DTaP series; 101 from the first dose, 60 from the second dose, 7 from the third dose, 11 from the fourth dose, 76 from the fifth dose and 81 from the 6th dose. Overall, Of the children with an exemption for DTaP, and a record in CIIS (n=305), 48% had a shot date recorded in CIIS when there was an exemption noted in the school record. Similar analyses will be presented for each vaccine required by the Colorado School Law.
Conclusions: Exemptions noted in school records in Colorado may not accurately represent children who have truly exempted. Parents may be claiming an exemptions rather than produce a written immunization record.
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