Citywide Integrated Aedes aegypti Mosquito Surveillance as Early Warning System for Arbovirus Transmission, Brazil
André S. Leandro, Wagner A. Chiba de Castro, Renata D. Lopes, Robson M. Delai, Daniel A.M. Villela, and Rafael Maciel de-Freitas
Author affiliations: Secretaria Municipal de Saúde de Foz do Iguaçu, Foz do Iguaçu, Brazil (A.S. Leandro, R.D. Lopes); Instituto Oswaldo Cruz, Rio de Janeiro, Brazil (A.S. Leandro, R. Maciel-de-Freitas); Universidade Federal Latino-Americana, Foz do Iguaçu (W.A. Chiba de Castro, R.D. Lopes); Centro de Medicina Tropical da Tríplice Fronteira, Foz do Iguaçu (R.M. Delai); Programa de Computação Científica, Fiocruz, Rio de Janeiro (D.A.M. Villela); Bernhard Nocht Institute for Tropical Medicine, Hamburg, Germany (R. Maciel-de-Freitas)
Figure 3. Choropleth maps comparing larval and adult Aedes aegypti mosquito infestation indices and dengue notifications in 73 urban areas of Foz do Iguaçu, Brazil, January–February 2019. A) Traditional house index (HI) calculated from larval surveys; B) trap positivity index (TPI) calculated from dengue virus positivity among captured adult Ae. aegypti mosquitoes. Dots represent dengue notification and numbers inside dots represent the total of dengue cases reported on that city block.
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