Risk Factors Associated With Echinococcosis in the General Chinese Population: A Meta-Analysis and Systematic Review

BackgroundEchinococcosis is a severe zoonotic disease that imposes a substantial burden on human life. This meta-analysis aimed to summarize available data on the prevalence of human echinococcosis and identify the key risk factors for echinococcosis in the Chinese general population.MethodsRelevant...

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Main Authors: Tiantian Zhang, Bin Li, Yuying Liu, Shou Liu
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-05-01
Series:Frontiers in Public Health
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fpubh.2022.821265/full
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author Tiantian Zhang
Bin Li
Yuying Liu
Shou Liu
author_facet Tiantian Zhang
Bin Li
Yuying Liu
Shou Liu
author_sort Tiantian Zhang
collection DOAJ
description BackgroundEchinococcosis is a severe zoonotic disease that imposes a substantial burden on human life. This meta-analysis aimed to summarize available data on the prevalence of human echinococcosis and identify the key risk factors for echinococcosis in the Chinese general population.MethodsRelevant studies were comprehensively searched in the PubMed, EMBASE, Web of Science, Cochrane, Chinese National Knowledge Infrastructure (CNKI), Chongqing VIP Information (VIP), Wanfang and SinoMed databases until August 22, 2020. A random-effects model was used to estimate the pooled odds ratio (OR) and 95% confidence interval (95% CI). The I2 and Q statistics were calculated to evaluate the heterogeneity, and potential sources of heterogeneity were identified using sensitivity analysis and subgroup analysis. Publication bias was estimated by funnel plots and Egger's test.ResultsA total of 1026 studies were identified through the database search, of which 26 were eligible for this meta-analysis. The pooled prevalence of AE and CE were 2.88% and 5.66%, respectively. Ethnicity (OR = 2.93, 95% CI: 1.81–4.75; I2 = 0), herdsman occupation (OR = 2.66, 95% CI: 2.25–3.14; I2 = 8.0%), not washing hands before meals (OR = 2.40, 95% CI: 1.34–4.28; I2 = 82.8%) and being female (OR = 1.45, 95% CI: 1.26–1.66; I2 = 33.9%) were risk factors for AE. The top five risk factors for CE were ethnicity (OR = 3.18, 95% CI: 1.55–6.52; I2 = 79.2%), nomadism (OR = 2.71, 95% CI: 1.65–4.47; I2 = 55.8%), drinking nonboiled water (OR = 2.47, 95% CI: 1.36–4.47; I2 = 85.7), feeding viscera to dogs (OR = 2.35, 95% CI: 1.89–2.91; I2 = 21.5%), and herdsman occupation (OR = 2.19, 95% CI: 1.67–2.86; I2 = 85.1%).ConclusionsThis study generalized articles that have contributed to our current understanding of the epidemic of human echinococcosis (AE and CE) in China over the years. The results support that the ethnicity and dog-related factors are major risk factors for both CE and AE. The identification of echinococcosis risk factors may aid researchers and policymakers in improving surveillance and preventive measures aimed at reducing Echinococcus granulosus and Echinococcus multilocularis infection in humans.
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spelling doaj.art-3c66c047e4f54311987cd6d9e93f1da82022-12-22T02:09:31ZengFrontiers Media S.A.Frontiers in Public Health2296-25652022-05-011010.3389/fpubh.2022.821265821265Risk Factors Associated With Echinococcosis in the General Chinese Population: A Meta-Analysis and Systematic ReviewTiantian ZhangBin LiYuying LiuShou LiuBackgroundEchinococcosis is a severe zoonotic disease that imposes a substantial burden on human life. This meta-analysis aimed to summarize available data on the prevalence of human echinococcosis and identify the key risk factors for echinococcosis in the Chinese general population.MethodsRelevant studies were comprehensively searched in the PubMed, EMBASE, Web of Science, Cochrane, Chinese National Knowledge Infrastructure (CNKI), Chongqing VIP Information (VIP), Wanfang and SinoMed databases until August 22, 2020. A random-effects model was used to estimate the pooled odds ratio (OR) and 95% confidence interval (95% CI). The I2 and Q statistics were calculated to evaluate the heterogeneity, and potential sources of heterogeneity were identified using sensitivity analysis and subgroup analysis. Publication bias was estimated by funnel plots and Egger's test.ResultsA total of 1026 studies were identified through the database search, of which 26 were eligible for this meta-analysis. The pooled prevalence of AE and CE were 2.88% and 5.66%, respectively. Ethnicity (OR = 2.93, 95% CI: 1.81–4.75; I2 = 0), herdsman occupation (OR = 2.66, 95% CI: 2.25–3.14; I2 = 8.0%), not washing hands before meals (OR = 2.40, 95% CI: 1.34–4.28; I2 = 82.8%) and being female (OR = 1.45, 95% CI: 1.26–1.66; I2 = 33.9%) were risk factors for AE. The top five risk factors for CE were ethnicity (OR = 3.18, 95% CI: 1.55–6.52; I2 = 79.2%), nomadism (OR = 2.71, 95% CI: 1.65–4.47; I2 = 55.8%), drinking nonboiled water (OR = 2.47, 95% CI: 1.36–4.47; I2 = 85.7), feeding viscera to dogs (OR = 2.35, 95% CI: 1.89–2.91; I2 = 21.5%), and herdsman occupation (OR = 2.19, 95% CI: 1.67–2.86; I2 = 85.1%).ConclusionsThis study generalized articles that have contributed to our current understanding of the epidemic of human echinococcosis (AE and CE) in China over the years. The results support that the ethnicity and dog-related factors are major risk factors for both CE and AE. The identification of echinococcosis risk factors may aid researchers and policymakers in improving surveillance and preventive measures aimed at reducing Echinococcus granulosus and Echinococcus multilocularis infection in humans.https://www.frontiersin.org/articles/10.3389/fpubh.2022.821265/fullrisk factorhumanmeta-analysisechinococcosisChina
spellingShingle Tiantian Zhang
Bin Li
Yuying Liu
Shou Liu
Risk Factors Associated With Echinococcosis in the General Chinese Population: A Meta-Analysis and Systematic Review
Frontiers in Public Health
risk factor
human
meta-analysis
echinococcosis
China
title Risk Factors Associated With Echinococcosis in the General Chinese Population: A Meta-Analysis and Systematic Review
title_full Risk Factors Associated With Echinococcosis in the General Chinese Population: A Meta-Analysis and Systematic Review
title_fullStr Risk Factors Associated With Echinococcosis in the General Chinese Population: A Meta-Analysis and Systematic Review
title_full_unstemmed Risk Factors Associated With Echinococcosis in the General Chinese Population: A Meta-Analysis and Systematic Review
title_short Risk Factors Associated With Echinococcosis in the General Chinese Population: A Meta-Analysis and Systematic Review
title_sort risk factors associated with echinococcosis in the general chinese population a meta analysis and systematic review
topic risk factor
human
meta-analysis
echinococcosis
China
url https://www.frontiersin.org/articles/10.3389/fpubh.2022.821265/full
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