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2030-01-01
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- IOC - Artigos de Periódicos [12973]
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COMBINING GEOSPATIAL ANALYSIS AND EXPLORATORY STUDY OF TRIATOMINE ECOLOGY TO EVALUATE THE RISK OF CHAGAS DISEASE IN A RURAL LOCALITY
Triatominae
Análise geoespacial
Estudo exploratório
Áreas rurais
Affilliation
Fundação Oswaldo Cruz. Instituto Oswaldo Cruz. Laboratório de Eco-Epidemiologia da Doença de Chagas. Rio de Janeiro, RJ, Brasil / Fundação Oswaldo Cruz. Escola Nacional de Saúde Pública. Departamento de Endemias Samuel Pessoa. Rio de Janeiro, RJ, Brasil.
Fundação Oswaldo Cruz. Escola Nacional de Saúde Pública. Departamento de Endemias Samuel Pessoa. Rio de Janeiro, RJ, Brasil.
Fundação Oswaldo Cruz. Instituto Oswaldo Cruz. Laboratório de Eco-Epidemiologia da Doença de Chagas. Rio de Janeiro, RJ, Brasil.
Fundação Oswaldo Cruz. Escola Nacional de Saúde Pública. Departamento de Endemias Samuel Pessoa. Rio de Janeiro, RJ, Brasil.
Fundação Oswaldo Cruz. Instituto Oswaldo Cruz. Laboratório de Eco-Epidemiologia da Doença de Chagas. Rio de Janeiro, RJ, Brasil.
Abstract
The use of geo-spatial analysis to anticipate transmission risk for Chagas disease was tested in a rural area of northeast Brazil in an approach that combined geo-referencing and exploratory study of triatomine infestation, including related elements such as the environment and hosts. A total of 617 triatomine specimens, mainly Triatoma brasiliensis, were captured, exhibiting an overall T. cruzi positivity of 44.4%. Layer analysis indicated that the greatest transmission risk to man was associated with woodpiles. The buffer area generated contained uninhabited dwellings teeming with bats and positive bugs. Other locations outside the buffer, near uninhabited dwellings housing cattle, contained colonies of triatomines harboring T. cruzi. The results indicate that local residents' activities themselves favor the development of risk areas for Chagas disease.
Keywords in Portuguese
Doença de ChagasTriatominae
Análise geoespacial
Estudo exploratório
Áreas rurais
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