Inequalities in full immunization coverage: trends in low- and middle-income countries

Despite the improvements made in global immunization coverage for children over the past decade,1,2 an estimated 21.8 million infants worldwide are still not being reached by routine immunization services.3 In 2013, most of the World Health Organization’s (WHO) regions reached more than 80% of their target populations with three doses of diphtheria, pertussis and tetanus (DTP) vaccine but coverage with such vaccine remained well short of the 2015 goal of 90%, particularly in the African (75%) and South-East Asia regions (77%).2,3 Many barriers exist to achieving good vaccination coverage, including a lack of parental education, low income, poor access to health facilities and traditional beliefs.4–13 As progress in this field is commonly expressed in terms of national or regional mean values, many of the underlying disparities among and within countries go unobserved or, at least, unreported. If routine immunization is to be made fast and equitable, we need multi-country studies that use the same types of


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Added on: 07 November, 2016
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