Helicobacter pylori Infection Is Associated with an Increased Risk of Hyperemesis Gravidarum: A Meta-Analysis

Background. Several studies have shown a possible involvement of Helicobacter pylori (H. pylori) infection in individuals with hyperemesis gravidarum (HG), but the relationship remains controversial. This meta-analysis was performed to validate and strengthen the association between HG and H. pylori...

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Main Authors: Lin Li, Lingling Li, Xiaoying Zhou, Shuping Xiao, Huiyuan Gu, Guoxin Zhang
Format: Article
Language:English
Published: Wiley 2015-01-01
Series:Gastroenterology Research and Practice
Online Access:http://dx.doi.org/10.1155/2015/278905
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author Lin Li
Lingling Li
Xiaoying Zhou
Shuping Xiao
Huiyuan Gu
Guoxin Zhang
author_facet Lin Li
Lingling Li
Xiaoying Zhou
Shuping Xiao
Huiyuan Gu
Guoxin Zhang
author_sort Lin Li
collection DOAJ
description Background. Several studies have shown a possible involvement of Helicobacter pylori (H. pylori) infection in individuals with hyperemesis gravidarum (HG), but the relationship remains controversial. This meta-analysis was performed to validate and strengthen the association between HG and H. pylori infection. Methods. PubMed, Embase, and Web of Science databases up to March 20, 2014, were searched to select studies on the prevalence of H. pylori infection between pregnant women with HG and the normal pregnant control subjects. Results. Of the HG cases, 1289 (69.6%) were H. pylori-positive; however, 1045 (46.2%) were H. pylori-positive in control group. Compared to the non-HG normal pregnant controls, infection rate of H. pylori was significantly higher in pregnant women with HG (OR = 3.34, 95% CI: 2.32–4.81, P<0.001). Subgroup analysis indicated that H. pylori infection was a risk factor of HG in Asia, Africa, and Oceania, especially in Africa (OR = 12.38, 95% CI: 7.12–21.54, P<0.001). Conclusions. H. pylori should be considered one of the risk factors of HG, especially in the developing countries. H. pylori eradication could be considered to relieve the symptoms of HG in some intractable cases.
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spelling doaj-art-9e8e2cc771d749ceb0d4380497d2b8882025-02-03T01:07:24ZengWileyGastroenterology Research and Practice1687-61211687-630X2015-01-01201510.1155/2015/278905278905Helicobacter pylori Infection Is Associated with an Increased Risk of Hyperemesis Gravidarum: A Meta-AnalysisLin Li0Lingling Li1Xiaoying Zhou2Shuping Xiao3Huiyuan Gu4Guoxin Zhang5Department of Gastroenterology, First Affiliated Hospital of Nanjing Medical University, Nanjing 210029, ChinaFirst Clinical Medical College, Nanjing Medical University, Nanjing 210029, ChinaDepartment of Gastroenterology, First Affiliated Hospital of Nanjing Medical University, Nanjing 210029, ChinaDepartment of Gastroenterology, First Affiliated Hospital of Nanjing Medical University, Nanjing 210029, ChinaDepartment of Gastroenterology, First Affiliated Hospital of Nanjing Medical University, Nanjing 210029, ChinaDepartment of Gastroenterology, First Affiliated Hospital of Nanjing Medical University, Nanjing 210029, ChinaBackground. Several studies have shown a possible involvement of Helicobacter pylori (H. pylori) infection in individuals with hyperemesis gravidarum (HG), but the relationship remains controversial. This meta-analysis was performed to validate and strengthen the association between HG and H. pylori infection. Methods. PubMed, Embase, and Web of Science databases up to March 20, 2014, were searched to select studies on the prevalence of H. pylori infection between pregnant women with HG and the normal pregnant control subjects. Results. Of the HG cases, 1289 (69.6%) were H. pylori-positive; however, 1045 (46.2%) were H. pylori-positive in control group. Compared to the non-HG normal pregnant controls, infection rate of H. pylori was significantly higher in pregnant women with HG (OR = 3.34, 95% CI: 2.32–4.81, P<0.001). Subgroup analysis indicated that H. pylori infection was a risk factor of HG in Asia, Africa, and Oceania, especially in Africa (OR = 12.38, 95% CI: 7.12–21.54, P<0.001). Conclusions. H. pylori should be considered one of the risk factors of HG, especially in the developing countries. H. pylori eradication could be considered to relieve the symptoms of HG in some intractable cases.http://dx.doi.org/10.1155/2015/278905
spellingShingle Lin Li
Lingling Li
Xiaoying Zhou
Shuping Xiao
Huiyuan Gu
Guoxin Zhang
Helicobacter pylori Infection Is Associated with an Increased Risk of Hyperemesis Gravidarum: A Meta-Analysis
Gastroenterology Research and Practice
title Helicobacter pylori Infection Is Associated with an Increased Risk of Hyperemesis Gravidarum: A Meta-Analysis
title_full Helicobacter pylori Infection Is Associated with an Increased Risk of Hyperemesis Gravidarum: A Meta-Analysis
title_fullStr Helicobacter pylori Infection Is Associated with an Increased Risk of Hyperemesis Gravidarum: A Meta-Analysis
title_full_unstemmed Helicobacter pylori Infection Is Associated with an Increased Risk of Hyperemesis Gravidarum: A Meta-Analysis
title_short Helicobacter pylori Infection Is Associated with an Increased Risk of Hyperemesis Gravidarum: A Meta-Analysis
title_sort helicobacter pylori infection is associated with an increased risk of hyperemesis gravidarum a meta analysis
url http://dx.doi.org/10.1155/2015/278905
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