Historical geographic overlap of human rickettsiosis with animal reservoirs in Juiz de Fora, Minas Gerais, Brazil

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Main Author: Rafael Veríssimo Monteiro
Format: Artículo científico
Language:en
Published: Universidade de Santa Cruz do Sul 2022
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author Rafael Veríssimo Monteiro
author_facet Rafael Veríssimo Monteiro
contents Historical geographic overlap of human rickettsiosis with animal reservoirs in Juiz de Fora, Minas Gerais, Brazil Rafael Veríssimo Monteiro José Geraldo de Castro Jr. Ralph Maturano Marcia Chame Salud Rickettsia rickettsii Spatio Temporal Analysis Geographical Localization of Risk Spotted Fever Group Rickettsiosis Background and objectives: we investigated the existence of a historical geographic overlap between the location of spotted fever group rickettsiosis human cases, a disease caused by the gram-negative bacterium Rickettsia sp., and that of mammalian reservoirs, specifically domestic horses and capybaras, in the urban perimeter of the city of Juiz de Fora, Minas Gerais, Brazil. Methods: cases of human rickettsiosis that occurred during a period of 17 years (2003-2020) were geolocated and the distribution of cases in time and geographic space was assessed using 1st and 2nd order geospatial association indicators. We also analyzed the overlap between the locations of human rickettsiosis cases and the area of occurrence of domestic horses and capybaras. Results: men were diagnosed more often than women, but a large proportion of affected women died. The results indicate an aggregation of human rickettsiosis cases in time (cases tend to occur close to each other at each epidemic event) and in geographic space (cases are concentrated in a specific geographic region of the urban perimeter). Human cases seem to be more associated with city regions with: i) higher local frequency of domestic horses and not capybaras; ii) lower rates of family development. Conclusion: it is suggested that, in the local epidemiological scenario, domestic horses appear to be the main sources of the rickettsia infecting humans, not capybaras. 2022 artículo científico 2238-3360 https://www.redalyc.org/articulo.oa?id=570474761002 https://www.redalyc.org/journal/5704/570474761002/ https://www.redalyc.org/journal/5704/570474761002/html/ https://www.redalyc.org/journal/5704/570474761002/570474761002.epub https://www.redalyc.org/journal/5704/570474761002/movil https://doi.org/10.17058/reci.v12i3.17039 en http://www.redalyc.org/revista.oa?id=5704 Revista de Epidemiologia e Controle de Infecção application/pdf Universidade de Santa Cruz do Sul Revista de Epidemiologia e Controle de Infecção (Brasil) Num.3 Vol.12
format Artículo científico
id redalyc_570474761002
institution Redalyc
language en
publishDate 2022
publisher Universidade de Santa Cruz do Sul
spellingShingle Historical geographic overlap of human rickettsiosis with animal reservoirs in Juiz de Fora, Minas Gerais, Brazil
Rafael Veríssimo Monteiro
Salud
Rickettsia rickettsii
Spatio Temporal Analysis
Geographical Localization of Risk
Spotted Fever Group Rickettsiosis
Historical geographic overlap of human rickettsiosis with animal reservoirs in Juiz de Fora, Minas Gerais, Brazil Rafael Veríssimo Monteiro José Geraldo de Castro Jr. Ralph Maturano Marcia Chame Salud Rickettsia rickettsii Spatio Temporal Analysis Geographical Localization of Risk Spotted Fever Group Rickettsiosis Background and objectives: we investigated the existence of a historical geographic overlap between the location of spotted fever group rickettsiosis human cases, a disease caused by the gram-negative bacterium Rickettsia sp., and that of mammalian reservoirs, specifically domestic horses and capybaras, in the urban perimeter of the city of Juiz de Fora, Minas Gerais, Brazil. Methods: cases of human rickettsiosis that occurred during a period of 17 years (2003-2020) were geolocated and the distribution of cases in time and geographic space was assessed using 1st and 2nd order geospatial association indicators. We also analyzed the overlap between the locations of human rickettsiosis cases and the area of occurrence of domestic horses and capybaras. Results: men were diagnosed more often than women, but a large proportion of affected women died. The results indicate an aggregation of human rickettsiosis cases in time (cases tend to occur close to each other at each epidemic event) and in geographic space (cases are concentrated in a specific geographic region of the urban perimeter). Human cases seem to be more associated with city regions with: i) higher local frequency of domestic horses and not capybaras; ii) lower rates of family development. Conclusion: it is suggested that, in the local epidemiological scenario, domestic horses appear to be the main sources of the rickettsia infecting humans, not capybaras. 2022 artículo científico 2238-3360 https://www.redalyc.org/articulo.oa?id=570474761002 https://www.redalyc.org/journal/5704/570474761002/ https://www.redalyc.org/journal/5704/570474761002/html/ https://www.redalyc.org/journal/5704/570474761002/570474761002.epub https://www.redalyc.org/journal/5704/570474761002/movil https://doi.org/10.17058/reci.v12i3.17039 en http://www.redalyc.org/revista.oa?id=5704 Revista de Epidemiologia e Controle de Infecção application/pdf Universidade de Santa Cruz do Sul Revista de Epidemiologia e Controle de Infecção (Brasil) Num.3 Vol.12
title Historical geographic overlap of human rickettsiosis with animal reservoirs in Juiz de Fora, Minas Gerais, Brazil
topic Salud
Rickettsia rickettsii
Spatio Temporal Analysis
Geographical Localization of Risk
Spotted Fever Group Rickettsiosis
url https://www.redalyc.org/articulo.oa?id=570474761002
https://www.redalyc.org/journal/5704/570474761002/
https://www.redalyc.org/journal/5704/570474761002/html/
https://www.redalyc.org/journal/5704/570474761002/570474761002.epub
https://www.redalyc.org/journal/5704/570474761002/movil
https://doi.org/10.17058/reci.v12i3.17039