Human Visceral Leishmaniasis: lethality and time from suspicion to treatment in an endemic area in Brazil

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Main Author: Millena Pereira dos Santos
Format: Artículo científico
Language:en
Published: Universidade de Santa Cruz do Sul 2022
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author Millena Pereira dos Santos
author_facet Millena Pereira dos Santos
contents Human Visceral Leishmaniasis: lethality and time from suspicion to treatment in an endemic area in Brazil Millena Pereira dos Santos Jardel Martins Ferreira Marco Augusto Giannoccaro da Silva Katyane de Sousa Almeida Salud Mortality Delayed Diagnosis Visceral leishmaniasis Background and objectives: human visceral leishmaniasis (HVL) are a persistent public health problem, configuring a challenge to reduce its lethality. In order to evaluate the factors associated with lethality, this study emphasizes the time elapsed from suspicion to treatment of HVL, in the years 2015 to 2019, in the municipality of Araguaína-TO, an area of intense transmission. Methods: an epidemiological study of case series with longitudinal follow-up with information extracted from HVL notification and investigation forms. The relative risk (RR) was used as a measure of the strength of association for death, being calculated with confidence intervals (95% CI) estimated by the Wald test. Time intervals were represented in days by box plot as medians (Md). Results: of the 191 cases of HVL, 179 (93.72%) were cured and 12 (6.28%) had a fatal outcome. There was no association of risk of death by sex, education, race, being significant only by age in the age groups of young (RR= 16.09) and older adults (RR=7.08). The time from suspicion to treatment in children was shorter (0-35 days, Md=12) than that of older patients (4-44 days, Md=18) and in those who died (7-65 days, Md=20) highlighting greater inopportunity of healing in these last two groups. Conclusion: late diagnosis was a determining indicator for worse outcomes, five days made the difference between the group with an outcome for cure with the group of those who died, highlighting the need to shorten the wait for treatment. 2022 artículo científico 2238-3360 https://www.redalyc.org/articulo.oa?id=570474796005 https://www.redalyc.org/journal/5704/570474796005/ https://www.redalyc.org/journal/5704/570474796005/html/ https://www.redalyc.org/journal/5704/570474796005/570474796005.epub https://www.redalyc.org/journal/5704/570474796005/movil https://doi.org/10.17058/reci.v12i4.17755 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.4 Vol.12
format Artículo científico
id redalyc_570474796005
institution Redalyc
language en
publishDate 2022
publisher Universidade de Santa Cruz do Sul
spellingShingle Human Visceral Leishmaniasis: lethality and time from suspicion to treatment in an endemic area in Brazil
Millena Pereira dos Santos
Salud
Mortality
Delayed Diagnosis
Visceral leishmaniasis
Human Visceral Leishmaniasis: lethality and time from suspicion to treatment in an endemic area in Brazil Millena Pereira dos Santos Jardel Martins Ferreira Marco Augusto Giannoccaro da Silva Katyane de Sousa Almeida Salud Mortality Delayed Diagnosis Visceral leishmaniasis Background and objectives: human visceral leishmaniasis (HVL) are a persistent public health problem, configuring a challenge to reduce its lethality. In order to evaluate the factors associated with lethality, this study emphasizes the time elapsed from suspicion to treatment of HVL, in the years 2015 to 2019, in the municipality of Araguaína-TO, an area of intense transmission. Methods: an epidemiological study of case series with longitudinal follow-up with information extracted from HVL notification and investigation forms. The relative risk (RR) was used as a measure of the strength of association for death, being calculated with confidence intervals (95% CI) estimated by the Wald test. Time intervals were represented in days by box plot as medians (Md). Results: of the 191 cases of HVL, 179 (93.72%) were cured and 12 (6.28%) had a fatal outcome. There was no association of risk of death by sex, education, race, being significant only by age in the age groups of young (RR= 16.09) and older adults (RR=7.08). The time from suspicion to treatment in children was shorter (0-35 days, Md=12) than that of older patients (4-44 days, Md=18) and in those who died (7-65 days, Md=20) highlighting greater inopportunity of healing in these last two groups. Conclusion: late diagnosis was a determining indicator for worse outcomes, five days made the difference between the group with an outcome for cure with the group of those who died, highlighting the need to shorten the wait for treatment. 2022 artículo científico 2238-3360 https://www.redalyc.org/articulo.oa?id=570474796005 https://www.redalyc.org/journal/5704/570474796005/ https://www.redalyc.org/journal/5704/570474796005/html/ https://www.redalyc.org/journal/5704/570474796005/570474796005.epub https://www.redalyc.org/journal/5704/570474796005/movil https://doi.org/10.17058/reci.v12i4.17755 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.4 Vol.12
title Human Visceral Leishmaniasis: lethality and time from suspicion to treatment in an endemic area in Brazil
topic Salud
Mortality
Delayed Diagnosis
Visceral leishmaniasis
url https://www.redalyc.org/articulo.oa?id=570474796005
https://www.redalyc.org/journal/5704/570474796005/
https://www.redalyc.org/journal/5704/570474796005/html/
https://www.redalyc.org/journal/5704/570474796005/570474796005.epub
https://www.redalyc.org/journal/5704/570474796005/movil
https://doi.org/10.17058/reci.v12i4.17755