Changing demographics of visceral leishmaniasis in northeast Brazil: Lessons for the future

Iraci Duarte Lima, Adila L M Lima, Carolina de Oliveira Mendes-Aguiar, José F V Coutinho, Mary E Wilson, Richard D Pearson, José Wilton Queiroz and Selma M B Jeronimo

PLOS Neglected Tropical Diseases, 2018, vol. 12, issue 3, 1-16

Abstract: Background: Visceral leishmaniasis (VL) caused by Leishmania infantum became a disease of urban areas in Brazil in the last 30 years and there has been an increase in asymptomatic L. infantum infection with these areas. Methodology/Principal findings: A retrospective study of human VL was performed in the state of Rio Grande do Norte, Brazil, for the period of 1990–2014. The data were divided into five-time periods. For all VL cases, data on sex, age, nutritional status and childhood vaccination were collected. Geographic information system tools and statistical models were used to analyze the dispersion of human VL. The mean annual incidence of VL was 4.6 cases/100,000 inhabitants, with total 3,252 cases reported. The lethality rate was 6.4%. Over time the annual incidence of VL decreased in the 0–4 years (p 40 years (p

Date: 2018
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Persistent link: https://EconPapers.repec.org/RePEc:plo:pntd00:0006164

DOI: 10.1371/journal.pntd.0006164

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