Visceral Adiposity and Risk of Stroke: A Mendelian Randomization Study

PurposeIn recent years, metabolic syndrome has risen in prevalence and brought a heavy disease burden to modern society. As the representative aspect of metabolic syndrome, obesity has been shown to be related to an increased risk of stroke. Given that visceral adipose tissue (VAT) forms the fundame...

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Main Authors: Ran Xu, Xinzhi Hu, Tao Wang, Yutong Yang, Nan Jiang, Jichang Luo, Xiao Zhang, Aman B. Patel, Adam A. Dmytriw, Liqun Jiao
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-04-01
Series:Frontiers in Neurology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fneur.2022.804851/full
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author Ran Xu
Ran Xu
Xinzhi Hu
Tao Wang
Tao Wang
Yutong Yang
Nan Jiang
Nan Jiang
Jichang Luo
Jichang Luo
Xiao Zhang
Xiao Zhang
Aman B. Patel
Adam A. Dmytriw
Adam A. Dmytriw
Liqun Jiao
Liqun Jiao
Liqun Jiao
author_facet Ran Xu
Ran Xu
Xinzhi Hu
Tao Wang
Tao Wang
Yutong Yang
Nan Jiang
Nan Jiang
Jichang Luo
Jichang Luo
Xiao Zhang
Xiao Zhang
Aman B. Patel
Adam A. Dmytriw
Adam A. Dmytriw
Liqun Jiao
Liqun Jiao
Liqun Jiao
author_sort Ran Xu
collection DOAJ
description PurposeIn recent years, metabolic syndrome has risen in prevalence and brought a heavy disease burden to modern society. As the representative aspect of metabolic syndrome, obesity has been shown to be related to an increased risk of stroke. Given that visceral adipose tissue (VAT) forms the fundamental basis of central obesity, we sought to explore a causal relationship between VAT and stroke by using mendelian randomization (MR) methods.MethodsBased on two large genome-wide association studies (GWAS) including 325,153 and 35,762 cases of VAT and stroke, respectively, we conducted a MR study which has the inherent advantage of reducing the noise of confounding and reverse causation.ResultsVAT had a significant causal association with ischemic stroke (OR, per 1kg increase in VAT mass, 1.30; 95% CI, 1.18 ~ 1.45; P = 5.87E-07) as opposed to intracranial hemorrhage (ICH) (OR, 1.15; 95% CI, 0.70 ~ 1.88, P = 5.81E-01) as evaluated with inverse-variance weighting (IVW). Regarding subtypes of ischemic stroke, there was a significant causal effect for cardioembolic stroke (OR, 1.34; 95% CI, 1.13 ~ 1.58, P = 8.07E-04), and potential causal effect for small-vessel stroke (OR, 1.32; 95% CI, 1.06 ~ 1.65, P = 1.39E-02) and large-artery atherosclerotic stroke (OR, 1.33; 95% CI, 1.03 ~ 1.70, P = 2.59E-02).ConclusionsThis study provides potential evidence for a causal role of VAT in ischemic stroke and could suggest novel genetical therapeutic strategies for distinct subtypes of ischemic stroke.
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spelling doaj.art-fc3b92e2afc24d52b0b3a69462d81eb12022-12-22T03:14:08ZengFrontiers Media S.A.Frontiers in Neurology1664-22952022-04-011310.3389/fneur.2022.804851804851Visceral Adiposity and Risk of Stroke: A Mendelian Randomization StudyRan Xu0Ran Xu1Xinzhi Hu2Tao Wang3Tao Wang4Yutong Yang5Nan Jiang6Nan Jiang7Jichang Luo8Jichang Luo9Xiao Zhang10Xiao Zhang11Aman B. Patel12Adam A. Dmytriw13Adam A. Dmytriw14Liqun Jiao15Liqun Jiao16Liqun Jiao17Department of Neurosurgery, Xuanwu Hospital, Capital Medical University, Beijing, ChinaChina International Neuroscience Institute (China-INI), Beijing, ChinaDepartment of Human Anatomy, Histology and Embryology, Peking Union Medical College Hospital, Peking Union Medical College, Institute of Basic Medical Sciences, Chinese Academy of Medical Science, Beijing, ChinaDepartment of Neurosurgery, Xuanwu Hospital, Capital Medical University, Beijing, ChinaChina International Neuroscience Institute (China-INI), Beijing, ChinaFaculty of Medicine, Imperial College London, National Heart and Lung Institute, London, United KingdomDepartment of Neurosurgery, Xuanwu Hospital, Capital Medical University, Beijing, ChinaChina International Neuroscience Institute (China-INI), Beijing, ChinaDepartment of Neurosurgery, Xuanwu Hospital, Capital Medical University, Beijing, ChinaChina International Neuroscience Institute (China-INI), Beijing, ChinaDepartment of Neurosurgery, Xuanwu Hospital, Capital Medical University, Beijing, ChinaChina International Neuroscience Institute (China-INI), Beijing, ChinaNeuroendovascular Program, Massachusetts General Hospital, Boston, MA, United StatesNeuroendovascular Program, Massachusetts General Hospital, Boston, MA, United StatesNeuroradiology and Neurointervention Service, Brigham and Women's Hospital Harvard Medical School, Boston, MA, United StatesDepartment of Neurosurgery, Xuanwu Hospital, Capital Medical University, Beijing, ChinaChina International Neuroscience Institute (China-INI), Beijing, ChinaDepartment of Interventional Neuroradiology, Xuanwu Hospital, Capital Medical University, Beijing, ChinaPurposeIn recent years, metabolic syndrome has risen in prevalence and brought a heavy disease burden to modern society. As the representative aspect of metabolic syndrome, obesity has been shown to be related to an increased risk of stroke. Given that visceral adipose tissue (VAT) forms the fundamental basis of central obesity, we sought to explore a causal relationship between VAT and stroke by using mendelian randomization (MR) methods.MethodsBased on two large genome-wide association studies (GWAS) including 325,153 and 35,762 cases of VAT and stroke, respectively, we conducted a MR study which has the inherent advantage of reducing the noise of confounding and reverse causation.ResultsVAT had a significant causal association with ischemic stroke (OR, per 1kg increase in VAT mass, 1.30; 95% CI, 1.18 ~ 1.45; P = 5.87E-07) as opposed to intracranial hemorrhage (ICH) (OR, 1.15; 95% CI, 0.70 ~ 1.88, P = 5.81E-01) as evaluated with inverse-variance weighting (IVW). Regarding subtypes of ischemic stroke, there was a significant causal effect for cardioembolic stroke (OR, 1.34; 95% CI, 1.13 ~ 1.58, P = 8.07E-04), and potential causal effect for small-vessel stroke (OR, 1.32; 95% CI, 1.06 ~ 1.65, P = 1.39E-02) and large-artery atherosclerotic stroke (OR, 1.33; 95% CI, 1.03 ~ 1.70, P = 2.59E-02).ConclusionsThis study provides potential evidence for a causal role of VAT in ischemic stroke and could suggest novel genetical therapeutic strategies for distinct subtypes of ischemic stroke.https://www.frontiersin.org/articles/10.3389/fneur.2022.804851/fullvisceral adipose tissue (VAT)ischemic strokeintracranial hemorrhage (ICH)mendelian randomization (MR)single nucleotide polymorphism (SNP)
spellingShingle Ran Xu
Ran Xu
Xinzhi Hu
Tao Wang
Tao Wang
Yutong Yang
Nan Jiang
Nan Jiang
Jichang Luo
Jichang Luo
Xiao Zhang
Xiao Zhang
Aman B. Patel
Adam A. Dmytriw
Adam A. Dmytriw
Liqun Jiao
Liqun Jiao
Liqun Jiao
Visceral Adiposity and Risk of Stroke: A Mendelian Randomization Study
Frontiers in Neurology
visceral adipose tissue (VAT)
ischemic stroke
intracranial hemorrhage (ICH)
mendelian randomization (MR)
single nucleotide polymorphism (SNP)
title Visceral Adiposity and Risk of Stroke: A Mendelian Randomization Study
title_full Visceral Adiposity and Risk of Stroke: A Mendelian Randomization Study
title_fullStr Visceral Adiposity and Risk of Stroke: A Mendelian Randomization Study
title_full_unstemmed Visceral Adiposity and Risk of Stroke: A Mendelian Randomization Study
title_short Visceral Adiposity and Risk of Stroke: A Mendelian Randomization Study
title_sort visceral adiposity and risk of stroke a mendelian randomization study
topic visceral adipose tissue (VAT)
ischemic stroke
intracranial hemorrhage (ICH)
mendelian randomization (MR)
single nucleotide polymorphism (SNP)
url https://www.frontiersin.org/articles/10.3389/fneur.2022.804851/full
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