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Global routine vaccination coverage, 2013

Jennifer B Harris, Marta Gacic-Dobo, Rudolf Eggers

    MMWR. Morbidity and Mortality Weekly Report
    |November 21, 2014
    PubMed

    Insights

    Global immunization programs have significantly increased vaccine access since 1974. While diphtheria-tetanus-pertussis vaccine (DTP3) coverage remains high, measles-containing vaccine (MCV2) uptake needs improvement for full child protection.

    Area of Science:

    • Public Health
    • Epidemiology
    • Global Health

    Background:

    • The World Health Organization's Expanded Program on Immunization, established in 1974, aimed to provide universal access to routine vaccines.
    • Global coverage for four core vaccines has risen from less than 5% to over 84%, with expanded vaccine schedules.
    • Coverage with the third dose of diphtheria-tetanus-pertussis vaccine (DTP3) by 12 months is a critical measure of immunization program success.

    Purpose of the Study:

    • To assess global immunization coverage rates for key vaccines.
    • To report on the first global estimates for the second routine dose of measles-containing vaccine (MCV2).
    • To highlight the importance of equitable access to immunization services.

    Main Methods:

    • Analysis of global immunization coverage data.
    • Estimation of coverage for DTP3 and MCV2.
    • Review of trends since the inception of the Expanded Program on Immunization.

    Main Results:

    • Global DTP3 coverage has stabilized at 83%-84% since 2009.
    • In 2013, global MCV2 coverage was 35% by age two and 53% across older age groups.
    • Significant progress has been made in overall vaccine coverage since 1974.

    Conclusions:

    • Sustained high DTP3 coverage indicates program stability but also a plateau.
    • Low MCV2 coverage highlights a critical gap in measles protection.
    • Enhancing equity in immunization services is crucial for protecting all children from vaccine-preventable diseases.

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