Spatial distribution of leprosy in Brazil: a literature review

Abstract Leprosy remains a public health problem in developing countries. Among communicable diseases, it is one of the leading causes of permanent disability. Brazil had not reached the goal of reducing cases to less than 1 per 10,000 population. This study aimed to analyze the spatial distribution...

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Main Authors: Cláuffer Luiz Machado Silva, Sandra Costa Fonseca, Helia Kawa, Dayanna de Oliveira Quintanilha Palmer
Format: Article
Language:English
Published: Sociedade Brasileira de Medicina Tropical (SBMT)
Series:Revista da Sociedade Brasileira de Medicina Tropical
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0037-86822017000400439&lng=en&tlng=en
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author Cláuffer Luiz Machado Silva
Sandra Costa Fonseca
Helia Kawa
Dayanna de Oliveira Quintanilha Palmer
author_facet Cláuffer Luiz Machado Silva
Sandra Costa Fonseca
Helia Kawa
Dayanna de Oliveira Quintanilha Palmer
author_sort Cláuffer Luiz Machado Silva
collection DOAJ
description Abstract Leprosy remains a public health problem in developing countries. Among communicable diseases, it is one of the leading causes of permanent disability. Brazil had not reached the goal of reducing cases to less than 1 per 10,000 population. This study aimed to analyze the spatial distribution of leprosy cases in Brazil, using a literature review. The search strategy included the LILACS and MEDLINE databases with no language or period restriction. Ecological studies with spatial data analysis were considered as a criterion for the inclusion. We found 38 studies for review after the selection criteria. Among the epidemiological indicators of the disease, the most common was the new case detection rate. Several articles have explored the association between spatial distribution of leprosy and socioeconomic, demographic, and environmental factors. The most common unit of analysis was the municipality. The spatial distribution methods mostly used were: empirical Bayesian method, autocorrelation (Moran’s I index) and Kernel estimates. The distribution of leprosy was very heterogeneous, independent of the unit of analysis. There was a decrease in the rate of detection and among under-15-year-olds, but some regions maintained high endemicity during the study period. The distribution and risk of illness were directly related to living conditions of the population. Improved access to health services was associated with increased detection rate in some regions. Spatial analysis seems to be a very useful tool to study leprosy and to guide interventions and surveillance.
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spelling doaj.art-1e4516af60174948a2e36fdbd58e1c622022-12-22T03:36:01ZengSociedade Brasileira de Medicina Tropical (SBMT)Revista da Sociedade Brasileira de Medicina Tropical1678-984950443944910.1590/0037-8682-0170-2016S0037-86822017000400439Spatial distribution of leprosy in Brazil: a literature reviewCláuffer Luiz Machado SilvaSandra Costa FonsecaHelia KawaDayanna de Oliveira Quintanilha PalmerAbstract Leprosy remains a public health problem in developing countries. Among communicable diseases, it is one of the leading causes of permanent disability. Brazil had not reached the goal of reducing cases to less than 1 per 10,000 population. This study aimed to analyze the spatial distribution of leprosy cases in Brazil, using a literature review. The search strategy included the LILACS and MEDLINE databases with no language or period restriction. Ecological studies with spatial data analysis were considered as a criterion for the inclusion. We found 38 studies for review after the selection criteria. Among the epidemiological indicators of the disease, the most common was the new case detection rate. Several articles have explored the association between spatial distribution of leprosy and socioeconomic, demographic, and environmental factors. The most common unit of analysis was the municipality. The spatial distribution methods mostly used were: empirical Bayesian method, autocorrelation (Moran’s I index) and Kernel estimates. The distribution of leprosy was very heterogeneous, independent of the unit of analysis. There was a decrease in the rate of detection and among under-15-year-olds, but some regions maintained high endemicity during the study period. The distribution and risk of illness were directly related to living conditions of the population. Improved access to health services was associated with increased detection rate in some regions. Spatial analysis seems to be a very useful tool to study leprosy and to guide interventions and surveillance.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0037-86822017000400439&lng=en&tlng=enLeprosyBrazilSpatial analysisReview
spellingShingle Cláuffer Luiz Machado Silva
Sandra Costa Fonseca
Helia Kawa
Dayanna de Oliveira Quintanilha Palmer
Spatial distribution of leprosy in Brazil: a literature review
Revista da Sociedade Brasileira de Medicina Tropical
Leprosy
Brazil
Spatial analysis
Review
title Spatial distribution of leprosy in Brazil: a literature review
title_full Spatial distribution of leprosy in Brazil: a literature review
title_fullStr Spatial distribution of leprosy in Brazil: a literature review
title_full_unstemmed Spatial distribution of leprosy in Brazil: a literature review
title_short Spatial distribution of leprosy in Brazil: a literature review
title_sort spatial distribution of leprosy in brazil a literature review
topic Leprosy
Brazil
Spatial analysis
Review
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0037-86822017000400439&lng=en&tlng=en
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AT dayannadeoliveiraquintanilhapalmer spatialdistributionofleprosyinbrazilaliteraturereview