Population-based epidemiological surveys performed from to , which estimated vaccine coverage by type of immunobiological product and full schedule valid and ministered doses , according to socioeconomic strata; and reasons for vaccination hesitancy. Overall coverage with valid doses and vaccination hesitancy for at least one vaccine were, respectively, Fear of severe reactions was the main reason for vaccination hesitancy.
Coverage was identified as being below recommended levels for most vaccines. Disinformation should be combated in order to avoid vaccination hesitancy. There is a pressing need to recover coverages, considering public health service access and socioeconomic disparities. Vaccination coverage of children up to 4 years old was Fear of severe reactions and believing that vaccination against eradicated diseases is unnecessary were the main reasons for vaccination hesitancy. Recovery of high vaccination coverage among children, considering public health service access conditions and socioeconomic inequities.
Acting on reasons for hesitancy that can assist in targeting actions. The multifactorial context of vaccination hesitancy demands the development of health education strategies to raise awareness about child immunization.
Identificou-se cobertura vacunale abaixo do preconizado para a mayoria das vacunas. The impacts of vaccines on the quality of life and longevity of modern society, promoting general health well-being throughout the world, are undeniable. Although the action of the National Immunization Program PNI has been highly successful in preventing important infectious parasitic diseases over the years in Brazil, vaccination coverage has shown considerable drops since Rev Panam Salud Publica.
Revista Brasileira de Epidemiologia. Decreasing vaccine coverage rates lead to increased vulnerability to the importation of vaccine-preventable diseases in Brazil. J Travel Med. This phenomenon is multifactorial and may be related to problems of underrecording doses administered, outdated population estimates, influence of fake news, anti-vaccine movements, lack of access to Brazilian National Health System SUS primary care services, shortage of immunobiological products, vulnerable socioeconomic conditions, vaccination hesitancy, among other factors.
