Imputation method to reduce undetected severe acute respiratory infection cases during the coronavirus disease outbreak in Brazil

Abstract INTRODUCTION: The coronavirus disease (COVD-19) outbreak has overburdened the surveillance of severe acute respiratory infections (SARIs), including the laboratory network. This study was aimed at correcting the absence of laboratory results of reported SARI deaths. METHODS: The imputatio...

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Main Authors: Silvano Barbosa de Oliveira, Fabiana Ganem, Wildo Navegantes de Araújo, Jordi Casabona, Mauro Niskier Sanchez, Julio Croda
Format: Article
Language:English
Published: Sociedade Brasileira de Medicina Tropical (SBMT) 2020-09-01
Series:Revista da Sociedade Brasileira de Medicina Tropical
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0037-86822020000100659&tlng=en
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author Silvano Barbosa de Oliveira
Fabiana Ganem
Wildo Navegantes de Araújo
Jordi Casabona
Mauro Niskier Sanchez
Julio Croda
author_facet Silvano Barbosa de Oliveira
Fabiana Ganem
Wildo Navegantes de Araújo
Jordi Casabona
Mauro Niskier Sanchez
Julio Croda
author_sort Silvano Barbosa de Oliveira
collection DOAJ
description Abstract INTRODUCTION: The coronavirus disease (COVD-19) outbreak has overburdened the surveillance of severe acute respiratory infections (SARIs), including the laboratory network. This study was aimed at correcting the absence of laboratory results of reported SARI deaths. METHODS: The imputation method was applied for SARI deaths without laboratory information using clinico-epidemiological characteristics. RESULTS: Of 84,449 SARI deaths, 51% were confirmed with COVID-19 while 3% with other viral respiratory diseases. After the imputation method, 95% of deaths were reclassified as COVID-19 while 5% as other viral respiratory diseases. CONCLUSIONS: The imputation method was a useful and robust solution (sensitivity and positive predictive value of 98%) for missing values through clinical & epidemiological characteristics.
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spelling doaj.art-bf4d139745ca45d5a932bd4adff80b432022-12-22T00:28:30ZengSociedade Brasileira de Medicina Tropical (SBMT)Revista da Sociedade Brasileira de Medicina Tropical1678-98492020-09-015310.1590/0037-8682-0528-2020Imputation method to reduce undetected severe acute respiratory infection cases during the coronavirus disease outbreak in BrazilSilvano Barbosa de OliveiraFabiana GanemWildo Navegantes de AraújoJordi CasabonaMauro Niskier SanchezJulio Crodahttps://orcid.org/0000-0002-6665-6825Abstract INTRODUCTION: The coronavirus disease (COVD-19) outbreak has overburdened the surveillance of severe acute respiratory infections (SARIs), including the laboratory network. This study was aimed at correcting the absence of laboratory results of reported SARI deaths. METHODS: The imputation method was applied for SARI deaths without laboratory information using clinico-epidemiological characteristics. RESULTS: Of 84,449 SARI deaths, 51% were confirmed with COVID-19 while 3% with other viral respiratory diseases. After the imputation method, 95% of deaths were reclassified as COVID-19 while 5% as other viral respiratory diseases. CONCLUSIONS: The imputation method was a useful and robust solution (sensitivity and positive predictive value of 98%) for missing values through clinical & epidemiological characteristics.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0037-86822020000100659&tlng=enCOVID-19SARILaboratory testSigns and symptomsImputation method
spellingShingle Silvano Barbosa de Oliveira
Fabiana Ganem
Wildo Navegantes de Araújo
Jordi Casabona
Mauro Niskier Sanchez
Julio Croda
Imputation method to reduce undetected severe acute respiratory infection cases during the coronavirus disease outbreak in Brazil
Revista da Sociedade Brasileira de Medicina Tropical
COVID-19
SARI
Laboratory test
Signs and symptoms
Imputation method
title Imputation method to reduce undetected severe acute respiratory infection cases during the coronavirus disease outbreak in Brazil
title_full Imputation method to reduce undetected severe acute respiratory infection cases during the coronavirus disease outbreak in Brazil
title_fullStr Imputation method to reduce undetected severe acute respiratory infection cases during the coronavirus disease outbreak in Brazil
title_full_unstemmed Imputation method to reduce undetected severe acute respiratory infection cases during the coronavirus disease outbreak in Brazil
title_short Imputation method to reduce undetected severe acute respiratory infection cases during the coronavirus disease outbreak in Brazil
title_sort imputation method to reduce undetected severe acute respiratory infection cases during the coronavirus disease outbreak in brazil
topic COVID-19
SARI
Laboratory test
Signs and symptoms
Imputation method
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0037-86822020000100659&tlng=en
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