Benefits of high-dose intravenous immunoglobulin on mortality in patients with severe COVID-19: An updated systematic review and meta-analysis

BackgroundThe clinical benefits of high-dose intravenous immunoglobulin (IVIg) in treating COVID-19 remained controversial.MethodsWe systematically searched databases up to February 17, 2022, for studies examining the efficacy of IVIg compared to routine care. Meta-analyses were conducted using the...

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Main Authors: Xiaosheng Liu, Yuelun Zhang, Lianfeng Lu, Xiaodi Li, Yuanni Wu, Yang Yang, Taisheng Li, Wei Cao
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-01-01
Series:Frontiers in Immunology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fimmu.2023.1116738/full
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author Xiaosheng Liu
Xiaosheng Liu
Xiaosheng Liu
Yuelun Zhang
Lianfeng Lu
Xiaodi Li
Yuanni Wu
Yang Yang
Taisheng Li
Taisheng Li
Taisheng Li
Wei Cao
Wei Cao
author_facet Xiaosheng Liu
Xiaosheng Liu
Xiaosheng Liu
Yuelun Zhang
Lianfeng Lu
Xiaodi Li
Yuanni Wu
Yang Yang
Taisheng Li
Taisheng Li
Taisheng Li
Wei Cao
Wei Cao
author_sort Xiaosheng Liu
collection DOAJ
description BackgroundThe clinical benefits of high-dose intravenous immunoglobulin (IVIg) in treating COVID-19 remained controversial.MethodsWe systematically searched databases up to February 17, 2022, for studies examining the efficacy of IVIg compared to routine care. Meta-analyses were conducted using the random-effects model. Subgroup analysis, meta-regression, and trial series analysis w ere performed to explore heterogeneity and statistical significance.ResultsA total of 4,711 hospitalized COVID-19 patients (1,925 IVIg treated and 2786 control) were collected from 17 studies, including five randomized controlled trials (RCTs) and 12 cohort studies. The application of IVIg was not associated with all-cause mortality (RR= 0.89 [0.63, 1.26], P= 0.53; I2 = 75%), the length of hospital stays (MD= 0.29 [-3.40, 6.44] days, P= 0.88; I2 = 96%), the needs for mechanical ventilation (RR= 0.93 ([0.73, 1.19], P= 0.31; I2 = 56%), or the incidence of adverse events (RR= 1.15 [0.99, 1.33], P= 0.06; I2 = 20%). Subgroup analyses showed that overall mortality among patients with severe COVID-19 was reduced in the high-dose IVIg subgroup (RR= 0.33 [0.13, 0.86], P= 0.02, I2 = 68%; very low certainty).ConclusionsResults of this study suggest that severe hospitalized COVID-19 patients treated with high-dose IVIg would have a lower risk of death than patients with routine care.Systematic review registrationhttps://www.crd.york.ac.uk/prospero/display_record.php?ID=CRD42021231040, identifier CRD42021231040.
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spelling doaj.art-aa3798f2fd6443f0a1679b05d6c9a25c2023-01-23T06:20:53ZengFrontiers Media S.A.Frontiers in Immunology1664-32242023-01-011410.3389/fimmu.2023.11167381116738Benefits of high-dose intravenous immunoglobulin on mortality in patients with severe COVID-19: An updated systematic review and meta-analysisXiaosheng Liu0Xiaosheng Liu1Xiaosheng Liu2Yuelun Zhang3Lianfeng Lu4Xiaodi Li5Yuanni Wu6Yang Yang7Taisheng Li8Taisheng Li9Taisheng Li10Wei Cao11Wei Cao12Tsinghua-Peking Center for Life Sciences, Beijing, ChinaDepartment of Basic Medical Sciences, School of Medicine, Tsinghua University, Beijing, ChinaDepartment of Infectious Diseases, Peking Union Medical College Hospital, Peking Union Medical College and Chinese Academy of Medical Sciences, Beijing, ChinaMedical research center, Peking Union Medical College Hospital, Peking Union Medical College and Chinese Academy of Medical Sciences, Beijing, ChinaDepartment of Infectious Diseases, Peking Union Medical College Hospital, Peking Union Medical College and Chinese Academy of Medical Sciences, Beijing, ChinaDepartment of Infectious Diseases, Peking Union Medical College Hospital, Peking Union Medical College and Chinese Academy of Medical Sciences, Beijing, ChinaDepartment of Infectious Diseases, Peking Union Medical College Hospital, Peking Union Medical College and Chinese Academy of Medical Sciences, Beijing, ChinaDepartment of Infectious Diseases, Peking Union Medical College Hospital, Peking Union Medical College and Chinese Academy of Medical Sciences, Beijing, ChinaTsinghua-Peking Center for Life Sciences, Beijing, ChinaDepartment of Infectious Diseases, Peking Union Medical College Hospital, Peking Union Medical College and Chinese Academy of Medical Sciences, Beijing, ChinaState Key Laboratory of Complex Severe and Rare Diseases, Peking Union Medical College Hospital, Chinese Academy of Medical Science and Peking Union Medical College, Beijing, ChinaDepartment of Infectious Diseases, Peking Union Medical College Hospital, Peking Union Medical College and Chinese Academy of Medical Sciences, Beijing, ChinaState Key Laboratory of Complex Severe and Rare Diseases, Peking Union Medical College Hospital, Chinese Academy of Medical Science and Peking Union Medical College, Beijing, ChinaBackgroundThe clinical benefits of high-dose intravenous immunoglobulin (IVIg) in treating COVID-19 remained controversial.MethodsWe systematically searched databases up to February 17, 2022, for studies examining the efficacy of IVIg compared to routine care. Meta-analyses were conducted using the random-effects model. Subgroup analysis, meta-regression, and trial series analysis w ere performed to explore heterogeneity and statistical significance.ResultsA total of 4,711 hospitalized COVID-19 patients (1,925 IVIg treated and 2786 control) were collected from 17 studies, including five randomized controlled trials (RCTs) and 12 cohort studies. The application of IVIg was not associated with all-cause mortality (RR= 0.89 [0.63, 1.26], P= 0.53; I2 = 75%), the length of hospital stays (MD= 0.29 [-3.40, 6.44] days, P= 0.88; I2 = 96%), the needs for mechanical ventilation (RR= 0.93 ([0.73, 1.19], P= 0.31; I2 = 56%), or the incidence of adverse events (RR= 1.15 [0.99, 1.33], P= 0.06; I2 = 20%). Subgroup analyses showed that overall mortality among patients with severe COVID-19 was reduced in the high-dose IVIg subgroup (RR= 0.33 [0.13, 0.86], P= 0.02, I2 = 68%; very low certainty).ConclusionsResults of this study suggest that severe hospitalized COVID-19 patients treated with high-dose IVIg would have a lower risk of death than patients with routine care.Systematic review registrationhttps://www.crd.york.ac.uk/prospero/display_record.php?ID=CRD42021231040, identifier CRD42021231040. https://www.frontiersin.org/articles/10.3389/fimmu.2023.1116738/fullCOVID-19IVIgsystemic reviewmeta-analysismeta-regression
spellingShingle Xiaosheng Liu
Xiaosheng Liu
Xiaosheng Liu
Yuelun Zhang
Lianfeng Lu
Xiaodi Li
Yuanni Wu
Yang Yang
Taisheng Li
Taisheng Li
Taisheng Li
Wei Cao
Wei Cao
Benefits of high-dose intravenous immunoglobulin on mortality in patients with severe COVID-19: An updated systematic review and meta-analysis
Frontiers in Immunology
COVID-19
IVIg
systemic review
meta-analysis
meta-regression
title Benefits of high-dose intravenous immunoglobulin on mortality in patients with severe COVID-19: An updated systematic review and meta-analysis
title_full Benefits of high-dose intravenous immunoglobulin on mortality in patients with severe COVID-19: An updated systematic review and meta-analysis
title_fullStr Benefits of high-dose intravenous immunoglobulin on mortality in patients with severe COVID-19: An updated systematic review and meta-analysis
title_full_unstemmed Benefits of high-dose intravenous immunoglobulin on mortality in patients with severe COVID-19: An updated systematic review and meta-analysis
title_short Benefits of high-dose intravenous immunoglobulin on mortality in patients with severe COVID-19: An updated systematic review and meta-analysis
title_sort benefits of high dose intravenous immunoglobulin on mortality in patients with severe covid 19 an updated systematic review and meta analysis
topic COVID-19
IVIg
systemic review
meta-analysis
meta-regression
url https://www.frontiersin.org/articles/10.3389/fimmu.2023.1116738/full
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