Concomitant outbreaks of yellow fever and hepatitis E virus in Darfur States, Sudan, 2012

Introduction: Yellow fever (YF) is a vector-borne disease transmitted to humans by infected Aedes mosquitoes, while hepatitis E virus (HEV) is a waterborne disease that is transmitted through the fecal-oral route. Both diseases have very close clinical presentation, namely fever, jaundice, malaise,...

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Main Authors: Sarah S Ahmed, Mohammed A Soghaier, Sozan Mohammed, Hayat S Khogali, Muntasir M Osman, Abdalla M Abdalla
Format: Article
Language:English
Published: The Journal of Infection in Developing Countries 2016-01-01
Series:Journal of Infection in Developing Countries
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Online Access:https://jidc.org/index.php/journal/article/view/6342
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author Sarah S Ahmed
Mohammed A Soghaier
Sozan Mohammed
Hayat S Khogali
Muntasir M Osman
Abdalla M Abdalla
author_facet Sarah S Ahmed
Mohammed A Soghaier
Sozan Mohammed
Hayat S Khogali
Muntasir M Osman
Abdalla M Abdalla
author_sort Sarah S Ahmed
collection DOAJ
description Introduction: Yellow fever (YF) is a vector-borne disease transmitted to humans by infected Aedes mosquitoes, while hepatitis E virus (HEV) is a waterborne disease that is transmitted through the fecal-oral route. Both diseases have very close clinical presentation, namely fever, jaundice, malaise, and dark urine; they differ in severity and outcome. Methodology: In this cross-sectional, laboratory-based study, an attempt was made to measure the correlation of concomitant YF and HEV infection in Darfur States during the previous YF outbreak in 2012. Results: Results found concomitant outbreaks of YF and HEV at the same time with very weak statistical correlation between the two infections during the outbreak period, with Cramer’s V correlation 0.05 and insignificant p value of 0.86. Conclusions: This correlation indicates that clinicians and care providers in tropical areas have to deal with clinical case definitions used for disease surveillance very carefully since prevalence of HEV infection is relatively common and this increases the possibility of misclassification and missing YF  cases, particularly initial index cases, in a season or outbreak.
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publishDate 2016-01-01
publisher The Journal of Infection in Developing Countries
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spelling doaj-art-dab15e28b65c49b9b66f34e29be966f72025-08-20T02:27:18ZengThe Journal of Infection in Developing CountriesJournal of Infection in Developing Countries1972-26802016-01-01100110.3855/jidc.6342Concomitant outbreaks of yellow fever and hepatitis E virus in Darfur States, Sudan, 2012Sarah S Ahmed0Mohammed A Soghaier1Sozan Mohammed2Hayat S Khogali3Muntasir M Osman4Abdalla M Abdalla5Federal Ministry of Health, Khartoum, SudanFederal Ministry of Health, Khartoum, SudanFederal Ministry of Health, Khartoum, SudanFederal Ministry of Health, Khartoum, SudanFederal Ministry of Health, Khartoum, SudanFederal Ministry of Health, Khartoum, SudanIntroduction: Yellow fever (YF) is a vector-borne disease transmitted to humans by infected Aedes mosquitoes, while hepatitis E virus (HEV) is a waterborne disease that is transmitted through the fecal-oral route. Both diseases have very close clinical presentation, namely fever, jaundice, malaise, and dark urine; they differ in severity and outcome. Methodology: In this cross-sectional, laboratory-based study, an attempt was made to measure the correlation of concomitant YF and HEV infection in Darfur States during the previous YF outbreak in 2012. Results: Results found concomitant outbreaks of YF and HEV at the same time with very weak statistical correlation between the two infections during the outbreak period, with Cramer’s V correlation 0.05 and insignificant p value of 0.86. Conclusions: This correlation indicates that clinicians and care providers in tropical areas have to deal with clinical case definitions used for disease surveillance very carefully since prevalence of HEV infection is relatively common and this increases the possibility of misclassification and missing YF  cases, particularly initial index cases, in a season or outbreak. https://jidc.org/index.php/journal/article/view/6342yellow feverhepatitis E virusco-infectionDarfur
spellingShingle Sarah S Ahmed
Mohammed A Soghaier
Sozan Mohammed
Hayat S Khogali
Muntasir M Osman
Abdalla M Abdalla
Concomitant outbreaks of yellow fever and hepatitis E virus in Darfur States, Sudan, 2012
Journal of Infection in Developing Countries
yellow fever
hepatitis E virus
co-infection
Darfur
title Concomitant outbreaks of yellow fever and hepatitis E virus in Darfur States, Sudan, 2012
title_full Concomitant outbreaks of yellow fever and hepatitis E virus in Darfur States, Sudan, 2012
title_fullStr Concomitant outbreaks of yellow fever and hepatitis E virus in Darfur States, Sudan, 2012
title_full_unstemmed Concomitant outbreaks of yellow fever and hepatitis E virus in Darfur States, Sudan, 2012
title_short Concomitant outbreaks of yellow fever and hepatitis E virus in Darfur States, Sudan, 2012
title_sort concomitant outbreaks of yellow fever and hepatitis e virus in darfur states sudan 2012
topic yellow fever
hepatitis E virus
co-infection
Darfur
url https://jidc.org/index.php/journal/article/view/6342
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