Dinâmica intra-urbana das epidemias de dengue em Belo Horizonte, Minas Gerais, Brasil, 1996-2002
Autor(a) principal: | |
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Data de Publicação: | 2008 |
Outros Autores: | , , |
Tipo de documento: | Artigo |
Idioma: | por |
Título da fonte: | Cadernos de Saúde Pública |
Texto Completo: | https://cadernos.ensp.fiocruz.br/ojs/index.php/csp/article/view/3545 |
Resumo: | This study aimed to describe the temporal-spatial patterns of dengue epidemics in Belo Horizonte, Minas Gerais State, Brazil, from 1996 to 2002 and to analyze residential address as a proxy for exposure. Reported dengue cases were analyzed according to week of onset of symptoms and residential census tract. Local Moran's index was used to assess spatial autocorrelation of incidence coefficients, and recurrent census areas over different epidemic waves were also verified. Ripley's K-function was used to compare spatial distribution patterns between the two population groups, assuming that they were distributed differently around the city. A total of 99,559 dengue cases were analyzed, resulting in seven epidemic waves with different durations and intensities, with cases clustering in a small fraction of areas, thinning out both spatially and temporally. Distinct case distribution patterns were observed according to the two exposed groups, suggesting the need to improve the reporting of possible place of infection. The observed endemic pattern of the disease also requires specific strategies and poses a major challenge for health surveillance services. |
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Dinâmica intra-urbana das epidemias de dengue em Belo Horizonte, Minas Gerais, Brasil, 1996-2002DengueAnálise EspacialSurtos de DoençasThis study aimed to describe the temporal-spatial patterns of dengue epidemics in Belo Horizonte, Minas Gerais State, Brazil, from 1996 to 2002 and to analyze residential address as a proxy for exposure. Reported dengue cases were analyzed according to week of onset of symptoms and residential census tract. Local Moran's index was used to assess spatial autocorrelation of incidence coefficients, and recurrent census areas over different epidemic waves were also verified. Ripley's K-function was used to compare spatial distribution patterns between the two population groups, assuming that they were distributed differently around the city. A total of 99,559 dengue cases were analyzed, resulting in seven epidemic waves with different durations and intensities, with cases clustering in a small fraction of areas, thinning out both spatially and temporally. Distinct case distribution patterns were observed according to the two exposed groups, suggesting the need to improve the reporting of possible place of infection. The observed endemic pattern of the disease also requires specific strategies and poses a major challenge for health surveillance services.Este estudo teve como objetivo descrever os padrões espacial e temporal das epidemias de dengue em Belo Horizonte, Minas Gerais, Brasil, entre 1996 e 2002, analisando o endereço de residência como marcador do local de exposição. Casos de dengue notificados foram agrupados segundo semana epidemiológica do início dos sintomas e setor censitário de residência. O índice de Moran local foi utilizado para avaliar a autocorrelação espacial dos coeficientes de incidência. Também foi verificada a reincidência dos setores nas diferentes ondas epidêmicas. Por meio da função K de Ripley, foram comparadas as distribuições espaciais de dois grupos populacionais, supondo terem diferentes comportamentos em relação ao seu deslocamento pela cidade. Foram analisados 99.559 casos, evidenciando-se sete alças epidêmicas com diferentes durações e intensidades, com concentração de casos numa parcela reduzida de setores e tendência de dispersão espacial e temporal. A distribuição de casos dos dois grupos populacionais evidenciou padrões diferenciados, apontando a necessidade de melhorar o registro do provável local de infecção. O padrão de endemização da doença encontrado requer estratégias específicas e constitui um maior desafio para a vigilância em saúde.Reports in Public HealthCadernos de Saúde Pública2008-10-01info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersiontext/htmlapplication/pdfhttps://cadernos.ensp.fiocruz.br/ojs/index.php/csp/article/view/3545Reports in Public Health; Vol. 24 No. 10 (2008): OctoberCadernos de Saúde Pública; v. 24 n. 10 (2008): Outubro1678-44640102-311Xreponame:Cadernos de Saúde Públicainstname:Fundação Oswaldo Cruz (FIOCRUZ)instacron:FIOCRUZporhttps://cadernos.ensp.fiocruz.br/ojs/index.php/csp/article/view/3545/7179https://cadernos.ensp.fiocruz.br/ojs/index.php/csp/article/view/3545/7180Almeida, Maria Cristina de MattosAssunção, Renato MartinsProietti, Fernando AugustoCaiaffa, Waleska Teixeirainfo:eu-repo/semantics/openAccess2024-03-06T15:27:40Zoai:ojs.teste-cadernos.ensp.fiocruz.br:article/3545Revistahttps://cadernos.ensp.fiocruz.br/ojs/index.php/csphttps://cadernos.ensp.fiocruz.br/ojs/index.php/csp/oaicadernos@ensp.fiocruz.br||cadernos@ensp.fiocruz.br1678-44640102-311Xopendoar:2024-03-06T13:04:04.685796Cadernos de Saúde Pública - Fundação Oswaldo Cruz (FIOCRUZ)true |
dc.title.none.fl_str_mv |
Dinâmica intra-urbana das epidemias de dengue em Belo Horizonte, Minas Gerais, Brasil, 1996-2002 |
title |
Dinâmica intra-urbana das epidemias de dengue em Belo Horizonte, Minas Gerais, Brasil, 1996-2002 |
spellingShingle |
Dinâmica intra-urbana das epidemias de dengue em Belo Horizonte, Minas Gerais, Brasil, 1996-2002 Almeida, Maria Cristina de Mattos Dengue Análise Espacial Surtos de Doenças |
title_short |
Dinâmica intra-urbana das epidemias de dengue em Belo Horizonte, Minas Gerais, Brasil, 1996-2002 |
title_full |
Dinâmica intra-urbana das epidemias de dengue em Belo Horizonte, Minas Gerais, Brasil, 1996-2002 |
title_fullStr |
Dinâmica intra-urbana das epidemias de dengue em Belo Horizonte, Minas Gerais, Brasil, 1996-2002 |
title_full_unstemmed |
Dinâmica intra-urbana das epidemias de dengue em Belo Horizonte, Minas Gerais, Brasil, 1996-2002 |
title_sort |
Dinâmica intra-urbana das epidemias de dengue em Belo Horizonte, Minas Gerais, Brasil, 1996-2002 |
author |
Almeida, Maria Cristina de Mattos |
author_facet |
Almeida, Maria Cristina de Mattos Assunção, Renato Martins Proietti, Fernando Augusto Caiaffa, Waleska Teixeira |
author_role |
author |
author2 |
Assunção, Renato Martins Proietti, Fernando Augusto Caiaffa, Waleska Teixeira |
author2_role |
author author author |
dc.contributor.author.fl_str_mv |
Almeida, Maria Cristina de Mattos Assunção, Renato Martins Proietti, Fernando Augusto Caiaffa, Waleska Teixeira |
dc.subject.por.fl_str_mv |
Dengue Análise Espacial Surtos de Doenças |
topic |
Dengue Análise Espacial Surtos de Doenças |
description |
This study aimed to describe the temporal-spatial patterns of dengue epidemics in Belo Horizonte, Minas Gerais State, Brazil, from 1996 to 2002 and to analyze residential address as a proxy for exposure. Reported dengue cases were analyzed according to week of onset of symptoms and residential census tract. Local Moran's index was used to assess spatial autocorrelation of incidence coefficients, and recurrent census areas over different epidemic waves were also verified. Ripley's K-function was used to compare spatial distribution patterns between the two population groups, assuming that they were distributed differently around the city. A total of 99,559 dengue cases were analyzed, resulting in seven epidemic waves with different durations and intensities, with cases clustering in a small fraction of areas, thinning out both spatially and temporally. Distinct case distribution patterns were observed according to the two exposed groups, suggesting the need to improve the reporting of possible place of infection. The observed endemic pattern of the disease also requires specific strategies and poses a major challenge for health surveillance services. |
publishDate |
2008 |
dc.date.none.fl_str_mv |
2008-10-01 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
https://cadernos.ensp.fiocruz.br/ojs/index.php/csp/article/view/3545 |
url |
https://cadernos.ensp.fiocruz.br/ojs/index.php/csp/article/view/3545 |
dc.language.iso.fl_str_mv |
por |
language |
por |
dc.relation.none.fl_str_mv |
https://cadernos.ensp.fiocruz.br/ojs/index.php/csp/article/view/3545/7179 https://cadernos.ensp.fiocruz.br/ojs/index.php/csp/article/view/3545/7180 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
text/html application/pdf |
dc.publisher.none.fl_str_mv |
Reports in Public Health Cadernos de Saúde Pública |
publisher.none.fl_str_mv |
Reports in Public Health Cadernos de Saúde Pública |
dc.source.none.fl_str_mv |
Reports in Public Health; Vol. 24 No. 10 (2008): October Cadernos de Saúde Pública; v. 24 n. 10 (2008): Outubro 1678-4464 0102-311X reponame:Cadernos de Saúde Pública instname:Fundação Oswaldo Cruz (FIOCRUZ) instacron:FIOCRUZ |
instname_str |
Fundação Oswaldo Cruz (FIOCRUZ) |
instacron_str |
FIOCRUZ |
institution |
FIOCRUZ |
reponame_str |
Cadernos de Saúde Pública |
collection |
Cadernos de Saúde Pública |
repository.name.fl_str_mv |
Cadernos de Saúde Pública - Fundação Oswaldo Cruz (FIOCRUZ) |
repository.mail.fl_str_mv |
cadernos@ensp.fiocruz.br||cadernos@ensp.fiocruz.br |
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1798943362080833536 |