A systematic review and meta-analysis of geographic differences in comorbidities and associated severity and mortality among individuals with COVID-19

Abstract Several comorbidities have been shown to be associated with coronavirus disease 2019 (COVID-19) related severity and mortality. However, considerable variation in the prevalence estimates of comorbidities and their effects on COVID-19 morbidity and mortality have been observed in prior stud...

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Autores principales: Bhaskar Thakur, Pallavi Dubey, Joseph Benitez, Joshua P. Torres, Sireesha Reddy, Navkiran Shokar, Koko Aung, Debabrata Mukherjee, Alok Kumar Dwivedi
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Publicado: Nature Portfolio 2021
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spelling oai:doaj.org-article:76b73e51a68e407d854a30dbcd84dc492021-12-02T17:32:58ZA systematic review and meta-analysis of geographic differences in comorbidities and associated severity and mortality among individuals with COVID-1910.1038/s41598-021-88130-w2045-2322https://doaj.org/article/76b73e51a68e407d854a30dbcd84dc492021-04-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-88130-whttps://doaj.org/toc/2045-2322Abstract Several comorbidities have been shown to be associated with coronavirus disease 2019 (COVID-19) related severity and mortality. However, considerable variation in the prevalence estimates of comorbidities and their effects on COVID-19 morbidity and mortality have been observed in prior studies. This systematic review and meta-analysis aimed to determine geographical, age, and gender related differences in the prevalence of comorbidities and associated severity and mortality rates among COVID-19 patients. We conducted a search using PubMed, Scopus, and EMBASE to include all COVID-19 studies published between January 1st, 2020 to July 24th, 2020 reporting comorbidities with severity or mortality. We included studies reporting the confirmed diagnosis of COVID-19 on human patients that also provided information on comorbidities or disease outcomes. We used DerSimonian and Laird random effects method for calculating estimates. Of 120 studies with 125,446 patients, the most prevalent comorbidity was hypertension (32%), obesity (25%), diabetes (18%), and cardiovascular disease (16%) while chronic kidney or other renal diseases (51%, 44%), cerebrovascular accident (43%, 44%), and cardiovascular disease (44%, 40%) patients had more COVID-19 severity and mortality respectively. Considerable variation in the prevalence of comorbidities and associated disease severity and mortality in different geographic regions was observed. The highest mortality was observed in studies with Latin American and European patients with any medical condition, mostly older adults (≥ 65 years), and predominantly male patients. Although the US studies observed the highest prevalence of comorbidities in COVID-19 patients, the severity of COVID-19 among each comorbid condition was highest in Asian studies whereas the mortality was highest in the European and Latin American countries. Risk stratification and effective control strategies for the COVID-19 should be done according to comorbidities, age, and gender differences specific to geographical location.Bhaskar ThakurPallavi DubeyJoseph BenitezJoshua P. TorresSireesha ReddyNavkiran ShokarKoko AungDebabrata MukherjeeAlok Kumar DwivediNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-13 (2021)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Bhaskar Thakur
Pallavi Dubey
Joseph Benitez
Joshua P. Torres
Sireesha Reddy
Navkiran Shokar
Koko Aung
Debabrata Mukherjee
Alok Kumar Dwivedi
A systematic review and meta-analysis of geographic differences in comorbidities and associated severity and mortality among individuals with COVID-19
description Abstract Several comorbidities have been shown to be associated with coronavirus disease 2019 (COVID-19) related severity and mortality. However, considerable variation in the prevalence estimates of comorbidities and their effects on COVID-19 morbidity and mortality have been observed in prior studies. This systematic review and meta-analysis aimed to determine geographical, age, and gender related differences in the prevalence of comorbidities and associated severity and mortality rates among COVID-19 patients. We conducted a search using PubMed, Scopus, and EMBASE to include all COVID-19 studies published between January 1st, 2020 to July 24th, 2020 reporting comorbidities with severity or mortality. We included studies reporting the confirmed diagnosis of COVID-19 on human patients that also provided information on comorbidities or disease outcomes. We used DerSimonian and Laird random effects method for calculating estimates. Of 120 studies with 125,446 patients, the most prevalent comorbidity was hypertension (32%), obesity (25%), diabetes (18%), and cardiovascular disease (16%) while chronic kidney or other renal diseases (51%, 44%), cerebrovascular accident (43%, 44%), and cardiovascular disease (44%, 40%) patients had more COVID-19 severity and mortality respectively. Considerable variation in the prevalence of comorbidities and associated disease severity and mortality in different geographic regions was observed. The highest mortality was observed in studies with Latin American and European patients with any medical condition, mostly older adults (≥ 65 years), and predominantly male patients. Although the US studies observed the highest prevalence of comorbidities in COVID-19 patients, the severity of COVID-19 among each comorbid condition was highest in Asian studies whereas the mortality was highest in the European and Latin American countries. Risk stratification and effective control strategies for the COVID-19 should be done according to comorbidities, age, and gender differences specific to geographical location.
format article
author Bhaskar Thakur
Pallavi Dubey
Joseph Benitez
Joshua P. Torres
Sireesha Reddy
Navkiran Shokar
Koko Aung
Debabrata Mukherjee
Alok Kumar Dwivedi
author_facet Bhaskar Thakur
Pallavi Dubey
Joseph Benitez
Joshua P. Torres
Sireesha Reddy
Navkiran Shokar
Koko Aung
Debabrata Mukherjee
Alok Kumar Dwivedi
author_sort Bhaskar Thakur
title A systematic review and meta-analysis of geographic differences in comorbidities and associated severity and mortality among individuals with COVID-19
title_short A systematic review and meta-analysis of geographic differences in comorbidities and associated severity and mortality among individuals with COVID-19
title_full A systematic review and meta-analysis of geographic differences in comorbidities and associated severity and mortality among individuals with COVID-19
title_fullStr A systematic review and meta-analysis of geographic differences in comorbidities and associated severity and mortality among individuals with COVID-19
title_full_unstemmed A systematic review and meta-analysis of geographic differences in comorbidities and associated severity and mortality among individuals with COVID-19
title_sort systematic review and meta-analysis of geographic differences in comorbidities and associated severity and mortality among individuals with covid-19
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/76b73e51a68e407d854a30dbcd84dc49
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