Risk factors for SARS-CoV-2 related mortality and hospitalization before vaccination: A meta-analysis.

The literature remains scarce regarding the varying point estimates of risk factors for COVID-19 associated mortality and hospitalization. This meta-analysis investigates risk factors for mortality and hospitalization, estimates individual risk factor contribution, and determines drivers of publishe...

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Main Authors: Hannah N Marmor, Mindy Pike, Zhiguo Alex Zhao, Fei Ye, Stephen A Deppen
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2022-01-01
Series:PLOS Global Public Health
Online Access:https://doi.org/10.1371/journal.pgph.0001187
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author Hannah N Marmor
Mindy Pike
Zhiguo Alex Zhao
Fei Ye
Stephen A Deppen
author_facet Hannah N Marmor
Mindy Pike
Zhiguo Alex Zhao
Fei Ye
Stephen A Deppen
author_sort Hannah N Marmor
collection DOAJ
description The literature remains scarce regarding the varying point estimates of risk factors for COVID-19 associated mortality and hospitalization. This meta-analysis investigates risk factors for mortality and hospitalization, estimates individual risk factor contribution, and determines drivers of published estimate variances. We conducted a systematic review and meta-analysis of COVID-19 related mortality and hospitalization risk factors using PRISMA guidelines. Random effects models estimated pooled risks and meta-regression analyses estimated the impact of geographic region and study type. Studies conducted in North America and Europe were more likely to have lower effect sizes of mortality attributed to chronic kidney disease (OR: 0.21, 95% CI: 0.09-0.52 and OR: 0.25, 95% CI: 0.10-0.63, respectively). Retrospective studies were more likely to have decreased effect sizes of mortality attributed to chronic heart failure compared to prospective studies (OR: 0.65, 95% CI: 0.44-0.95). Studies from Europe and Asia (OR: 0.42, 95% CI: 0.30-0.57 and OR: 0.49, 95% CI: 0.28-0.84, respectively) and retrospective studies (OR: 0.58, 95% CI: 0.47-0.73) reported lower hospitalization risk attributed to male sex. Significant geographic population-based variation was observed in published comorbidity related mortality risks while male sex had less of an impact on hospitalization among European and Asian populations or in retrospective studies.
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spelling doaj.art-0c2b8694dc50488292befdabf1698f9c2023-09-03T14:12:46ZengPublic Library of Science (PLoS)PLOS Global Public Health2767-33752022-01-01211e000118710.1371/journal.pgph.0001187Risk factors for SARS-CoV-2 related mortality and hospitalization before vaccination: A meta-analysis.Hannah N MarmorMindy PikeZhiguo Alex ZhaoFei YeStephen A DeppenThe literature remains scarce regarding the varying point estimates of risk factors for COVID-19 associated mortality and hospitalization. This meta-analysis investigates risk factors for mortality and hospitalization, estimates individual risk factor contribution, and determines drivers of published estimate variances. We conducted a systematic review and meta-analysis of COVID-19 related mortality and hospitalization risk factors using PRISMA guidelines. Random effects models estimated pooled risks and meta-regression analyses estimated the impact of geographic region and study type. Studies conducted in North America and Europe were more likely to have lower effect sizes of mortality attributed to chronic kidney disease (OR: 0.21, 95% CI: 0.09-0.52 and OR: 0.25, 95% CI: 0.10-0.63, respectively). Retrospective studies were more likely to have decreased effect sizes of mortality attributed to chronic heart failure compared to prospective studies (OR: 0.65, 95% CI: 0.44-0.95). Studies from Europe and Asia (OR: 0.42, 95% CI: 0.30-0.57 and OR: 0.49, 95% CI: 0.28-0.84, respectively) and retrospective studies (OR: 0.58, 95% CI: 0.47-0.73) reported lower hospitalization risk attributed to male sex. Significant geographic population-based variation was observed in published comorbidity related mortality risks while male sex had less of an impact on hospitalization among European and Asian populations or in retrospective studies.https://doi.org/10.1371/journal.pgph.0001187
spellingShingle Hannah N Marmor
Mindy Pike
Zhiguo Alex Zhao
Fei Ye
Stephen A Deppen
Risk factors for SARS-CoV-2 related mortality and hospitalization before vaccination: A meta-analysis.
PLOS Global Public Health
title Risk factors for SARS-CoV-2 related mortality and hospitalization before vaccination: A meta-analysis.
title_full Risk factors for SARS-CoV-2 related mortality and hospitalization before vaccination: A meta-analysis.
title_fullStr Risk factors for SARS-CoV-2 related mortality and hospitalization before vaccination: A meta-analysis.
title_full_unstemmed Risk factors for SARS-CoV-2 related mortality and hospitalization before vaccination: A meta-analysis.
title_short Risk factors for SARS-CoV-2 related mortality and hospitalization before vaccination: A meta-analysis.
title_sort risk factors for sars cov 2 related mortality and hospitalization before vaccination a meta analysis
url https://doi.org/10.1371/journal.pgph.0001187
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