Helicobacter pylori infection and its associated factors among dyspepsia patients attending Debre Tabor Comprehensive Specialized Hospital, 2020
PLOS ONE
RESEARCH ARTICLE
Helicobacter pylori infection and its
associated factors among dyspepsia patients
attending Debre Tabor Comprehensive
Specialized Hospital, 2020
Tadeg Jemere ID1*, Mekdes Tilahun2, Gashaw Walle ID1, Getachew Yideg1,
Assefa Agegnehu1, Anemut Tilahun1, Edget Abebe ID1, Natnael Moges3
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1 Department of Biomedical Sciences, College of Health Sciences, Debre Tabor University, Debre Tabor,
Ethiopia, 2 Department of Medical Laboratory, College of Health Sciences, Debre Tabor University, Debre
Tabor, Ethiopia, 3 Department of Pediatrics and Child Health Nursing, College of Health Sciences, Debre
Tabor University, Debre Tabor, Ethiopia
*
Abstract
OPEN ACCESS
Citation: Jemere T, Tilahun M, Walle G, Yideg G,
Agegnehu A, Tilahun A, et al. (2023) Helicobacter
pylori infection and its associated factors among
dyspepsia patients attending Debre Tabor
Comprehensive Specialized Hospital, 2020. PLoS
ONE 18(3): e0279396. https://doi.org/10.1371/
journal.pone.0279396
Introduction
Helicobacter pylori is one of the most common bacterial infections of humankind that affects
more than 50% of the world’s population. It has been implicated as an important agent in the
pathogenesis of peptic ulcer disease and gastric cancer. Data regarding its prevalence
using stool antigen test is scarce in Ethiopia. Hence, the main aim of this study is to determine the prevalence of Helicobacter pylori infection among dyspeptic patients using stool
antigen test and assessing the potential risk factors.
Editor: Alpamys Issanov, Nazarbayev University
School of Medicine, KAZAKHSTAN
Received: February 8, 2022
Methods
Accepted: December 7, 2022
Institution based cross-sectional study was conducted on 373 dyspepsia patients. Data
were collected using a pre-tested interviewer administered questionnaire. SPSS Version 23
for Windows software was used for summarization and analyses of data. Bivariate analysis
was conducted to detect the association between dependent and independent variables,
and all candidate variables were entered into multivariate logistic regression. Statistical significance was set at p-value <0.05.
Published: March 9, 2023
Copyright: © 2023 Jemere et al. This is an open
access article distributed under the terms of the
Creative Commons Attribution License, which
permits unrestricted use, distribution, and
reproduction in any medium, provided the original
author and source are credited.
Data Availability Statement: All relevant data are
within the manuscript and its Supporting
Information files.
Funding: The author(s) received no specific
funding for this work.
Competing interests: The authors have declared
that no competing interests exist.
Result
More than one-third (34%) of dyspepsia patients were positive for H. pylori stool antigen
test. Having greater than or equal to four children in the house [AOR = 7.5 95% CI (1.7,
33.6) p = 0.008)], absence of latrine for the house hold [AOR = 4.3 95% CI (1, 17.8), p =
0.043 and drinking of river water [AOR = 12.5 95% CI (1.5, 105), p = 0.021] were predictors
of H-pylori infection.
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Conclusion
More than one-third of dyspepsia patients were positive for H-pylori infection. Overcrowding
and poor hygienic conditions are the main risk factors of H-pylori infection.
Introduction
Helicobacter pylori (H. pylori) is a Gram-negative, spiral shaped and acid-resistant bacterium
which lives in the luminal surfaces of gastric epithelium [1]. It is one of the most common
chronic bacterial infections of humans that affects more than 50% of the world’s population
making it the most widespread infection across the globe [2]. Helicobacter pylori bacteria has
been implicated as an important agent in the pathogenesis of peptic ulcer disease and considered as an essential factor for the development of gastric cancer. For this reason, the World
Health Organization (WHO) has classified this bacteria as carcinogenic [3, 4]. According to
global cancer observatory 2020, the prevalence of gastric cancer in Ethiopia was 3.3% [5].
Helicobacter pylori infection is asymptomatic in most cases and only 17% of individuals
who tested positive for H-pylori infection will develop peptic ulcers disease which leads to dyspepsia [3]. Dyspepsia, also known as indigestion, refers to discomfort or pain that occurs in
the upper abdomen, often after eating or drinking which is not a disease but a symptom. It is a
common problem, affecting up to 29% of the population. Common symptoms include bloating, discomfort, feeling too full, nausea, and gas [6]. Dyspepsia is the most common illness in
the Ethiopian population visiting outpatient department of health facilities, and it has also
been associated with H.pylori infection [7]. Result of different studies showed that, the prevalence of H.pylori positivity among dyspepsia patients using stool antigen test varies from 23%
to 65%, depending on age, geographic location, hygienic condition, life style and socioeconomic status of the populations [7–9]. The ability of H-pylori to produce large amounts of
unease enzyme which hydrolyzes urea to ammonia and carbon dioxide, the presence of flagella
which is important for the movement of the bacteria and persistently colonize the mucus layer
of the gastric mucosa are the major contributing factors for the pathogenesis of this bacteria
[7]. According to the finding of different studies, gender, occupation, poor sanitary conditions,
overcrowding, and unsafe water supply sources are the factors that influence the prevalence of
H. pylori infection [1, 8, 10].
Even though the serological prevalence of H. pylori infection among dyspepsia patients is
known, data regarding antigenic prevalence of H. pylori among dyspepsia patients is scarce in
Ethiopia. Hence, the current study was conducted with an aim to determine the prevalence of
H. pylori infection among dyspeptic patients using stool antigen test which is good in detecting
acute infection and distinguishing active infection from previous exposure and assessing
potential risk factors.
Methods and materials
Study setting and period
Institution based cross-sectional study was conducted at Debre Tabor Compressive Specialized
Hospital (DTCSH) in Debre Tabor town. Debre Tabor town is located in south Gondar zone,
Amhara regional state, 665 kilometers northwest of Addis Ababa. DTCSH is one of the oldest
hospitals in Ethiopia providing service to an estimated 2.7 million population in the catchment
area. The study was conducted from August 1 to November 30, 2020
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Source and study populations
The source population were all adult dyspepsia pat (...truncated)