Poliomyelitis: In Brazil, only 2 out of 5 children are protected from the disease

A survey by the Osvaldo Cruz Foundation (Fiocruz) discovered that only two out of 5 Brazilian children have been protected in opposition to polio, the type of polio in 2022. Experts have been warning about the significance of vaccination for a while, but in addition the excessive threat of the virus returning.


“The disease is crippling and might have an effect on children for the relaxation of their lives. So the risk of this specific virus coming again would have a huge effect on society. Experts are very involved as a result of folks have forgotten what this actuality was like. The return of this devastating disease can be an enormous setback, particularly for the little one inhabitants. Parents should shield their children, the vaccine is obtainable in well being facilities,” mentioned Patricia Boccolini, PhD in collective well being and coordinator of Observa Infância (Fiocruz venture). Globe.

Illustration picture polio examination: Shutterstock

Polio has as soon as once more turn into a hotly debated matter after surveys confirmed low adherence to beneficial vaccines in opposition to the disease. For instance, vaccination protection in 2021 was the worst since 2012.

Data from this 12 months’s nationwide polio vaccination marketing campaign, which was even prolonged to September 30 attributable to low adherence, confirmed that half of children had not been vaccinated by Friday (9) – the final day of the marketing campaign and was set to be prolonged. . A survey by the Ministry of Health confirmed that only 34.4% of the target market – children between six months and 4 years previous – had been vaccinated with 3.9 million doses.

Even with the extension, this share nonetheless falls quick of the ministry’s goal of vaccinating at the least 95% of 11.5 million children. Until final Friday (16), only 44% of children aged one to 4 had acquired the booster vaccine.

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Polio in Brazil

Brazil has been thought-about polio-free since 1994, however with low vaccination adherence, the threat of the disease returning has elevated, particularly after new instances have been reported overseas, the place the first case of polio was reported in the United States. ten years in July this 12 months.

In 2020, a report by the Regional Commission for the Certification of Polio Eradication in the Americas (PAHO/WHO) raised issues about the risk of re-introduction of the pathogen in Brazil and determined to put it on the high-risk listing. disease threat Bolivia, Ecuador, Guatemala, Haiti, Paraguay, Suriname and Venezuela.

Also based on the report GlobeData from the National Immunization Program Information System (SI-PNI) present that Brazil final met its polio protection goal in 2015. It has not exceeded 80% since 2018, which additionally contributed to the low quantity of folks vaccinated attributable to the Covid-19 pandemic, a decline that started earlier than the outbreak of the coronavirus.

Photo: Marcelo Camargo/Agência Brasil

“This is an issue for the entire world. Vaccination protection has decreased. During the pandemic, this decline was highlighted by the well being tragedy attributable to the covid-19 pandemic. The technique we use is to speak to the Brazilian folks and clarify the significance of vaccines in our vaccination calendar, particularly for children,” mentioned Health Minister Marcelo Queiroga at the launch of the vaccination marketing campaign. In August.

The polio immunization schedule consists of 5 doses: the first three doses at 2, 4, and 6 months of age with an inactivated, injectable viral vaccine. Then there are two boosters with the well-known drop, assigned at ages 1 and 4. The Fiocruz research additionally discovered that two out of three municipalities in Brazil didn’t meet their vaccination targets.

According to the information of the Ministry of Health printed in the first week of September, only two states managed to vaccinate greater than half of the goal inhabitants: Alagoas (50.8%) and Sergipe (50.5%). It is adopted by Santa Catarina (47.6%) and Paraíba (46.6%). Roraima (12.8%), Acre (17%) and Rio de Janeiro (17.1%) are amongst the states with the least quantity of children vaccinated in opposition to polio.

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