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. 2012 Sep 20;367(12):1170-1.
doi: 10.1056/NEJMc1209037.

Vaccination policies and rates of exemption from immunization, 2005-2011

Saad B Omer, Jennifer L Richards, Michelle Ward, Robert A Bednarczyk

Vaccination policies and rates of exemption from immunization, 2005-2011

Saad B Omer et al. N Engl J Med. .
No abstract available

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Figures

Figure 1.
Figure 1.. Rates of Nonmedical Exemptions from School Immunization, According to Type of Exemption and Ease of Obtaining One, 2006–2011.
Overall mean rates of nonmedical exemptions per year for 48 states and the District of Columbia (excluding Mississippi and West Virginia, which do not allow nonmedical exemptions), as well as the rates for the types of exemptions allowed (religious reasons only and philosophical reasons permitted), are shown for the years 2006 through 2011 (top row of graphs). Mean rates of nonmedical exemptions per year according to the level of difficulty (easy, medium, or difficult, as modified from the criteria described by Rota et al.) of the exemption policies are also shown (bottom row of graphs). I bars represent 95% confidence intervals.
See this image and copyright information in PMC

References

    1. Vaccination coverage and surveillance: annual school assessment reports. Atlanta: Centers for Disease Control and Prevention, 2011. (http://www.cdc.gov/vaccines/stats-surv/schoolsurv/assessment-reports.htm).
    1. Rota JS, Salmon DA, Rodewald LE, Chen RT, Hibbs BF, Gangarosa EJ. Processes for obtaining nonmedical exemptions to state immunization laws. Am J Public Health 2001;91:645–8. - PMC - PubMed
    1. Omer SB, Pan WK, Halsey NA, et al. Nonmedical exemptions to school immunization requirements: secular trends and association of state policies with pertussis incidence. JAMA 2006; 296:1757–63. - PubMed

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