Nasal Carriage and Methicillin Resistance of Staphylococcus aureus among Schoolchildren in Sana’a City, Yemen

Background. Staphylococcus aureus (S. aureus) is a frequent cause of serious health problems with high morbidity and mortality. The risk of S. aureus infections is increased with the emergence of methicillin-resistant S. aureus (MRSA). This study aims to determine the nasal carriage rate of both S....

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Main Authors: Arwa Mohammed Othman, Belques Sharaf Al-Huraibi, Rowa Mohammed Assayaghi, Huda Zaid Al-Shami
Format: Article
Language:English
Published: Wiley 2021-01-01
Series:International Journal of Microbiology
Online Access:http://dx.doi.org/10.1155/2021/5518317
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author Arwa Mohammed Othman
Belques Sharaf Al-Huraibi
Rowa Mohammed Assayaghi
Huda Zaid Al-Shami
author_facet Arwa Mohammed Othman
Belques Sharaf Al-Huraibi
Rowa Mohammed Assayaghi
Huda Zaid Al-Shami
author_sort Arwa Mohammed Othman
collection DOAJ
description Background. Staphylococcus aureus (S. aureus) is a frequent cause of serious health problems with high morbidity and mortality. The risk of S. aureus infections is increased with the emergence of methicillin-resistant S. aureus (MRSA). This study aims to determine the nasal carriage rate of both S. aureus and MRSA among schoolchildren in Sana’a city. Methods. This is a cross-sectional study conducted from January 2018 to May 2020. Five hundred and thirty-six students were enrolled. Their age ranged from 5 to 19 years with the mean age and standard deviation equal to 13.3 ± 3.5 years. Nasal swabs were collected from each student for culturing and methicillin susceptibility testing. Results. Students with positive culture were 271 (51%) males and 265 (49%) females. S. aureus was isolated from 129 (24%) students whereas the overall prevalence of MRSA was 8 (1.5%). S. aureus was significantly recovered from students at the age group of 10–14 years (χ2 = 7.02; p=0.03), females than males (OR = 1.96; χ2 = 10.75; p=0.001), and students who were admitted into hospitals (OR = 1.6; χ2 = 4.89; p=0.03). Nevertheless, there were no significant differences between MRSA carriage and students’ age (χ2 = 2.3; p=0.32), gender (OR = 1.02; χ2 = 0.001; p=0.63), and hospital admission (OR = 1.4; χ2 = 0.25; p=0.62). Conclusions. The prevalence of MRSA is low among schoolchildren in Sana’a city. Age, gender, and previous hospital admission were statistically associated with nasal carriage of S. aureus but not MRSA nasal carriage.
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spelling doaj-art-a02b9e11155d4840ac67660aee1689dc2025-02-03T06:06:27ZengWileyInternational Journal of Microbiology1687-918X1687-91982021-01-01202110.1155/2021/55183175518317Nasal Carriage and Methicillin Resistance of Staphylococcus aureus among Schoolchildren in Sana’a City, YemenArwa Mohammed Othman0Belques Sharaf Al-Huraibi1Rowa Mohammed Assayaghi2Huda Zaid Al-Shami3Microbiology and Immunology Department, Faculty of Medicine and Health Sciences, Sana’a University, Sana’a, YemenMicrobiology and Immunology Department, Faculty of Medicine and Health Sciences, Sana’a University, Sana’a, YemenMicrobiology and Immunology Department, Faculty of Medicine and Health Sciences, Sana’a University, Sana’a, YemenMicrobiology and Immunology Department, Faculty of Medicine and Health Sciences, Sana’a University, Sana’a, YemenBackground. Staphylococcus aureus (S. aureus) is a frequent cause of serious health problems with high morbidity and mortality. The risk of S. aureus infections is increased with the emergence of methicillin-resistant S. aureus (MRSA). This study aims to determine the nasal carriage rate of both S. aureus and MRSA among schoolchildren in Sana’a city. Methods. This is a cross-sectional study conducted from January 2018 to May 2020. Five hundred and thirty-six students were enrolled. Their age ranged from 5 to 19 years with the mean age and standard deviation equal to 13.3 ± 3.5 years. Nasal swabs were collected from each student for culturing and methicillin susceptibility testing. Results. Students with positive culture were 271 (51%) males and 265 (49%) females. S. aureus was isolated from 129 (24%) students whereas the overall prevalence of MRSA was 8 (1.5%). S. aureus was significantly recovered from students at the age group of 10–14 years (χ2 = 7.02; p=0.03), females than males (OR = 1.96; χ2 = 10.75; p=0.001), and students who were admitted into hospitals (OR = 1.6; χ2 = 4.89; p=0.03). Nevertheless, there were no significant differences between MRSA carriage and students’ age (χ2 = 2.3; p=0.32), gender (OR = 1.02; χ2 = 0.001; p=0.63), and hospital admission (OR = 1.4; χ2 = 0.25; p=0.62). Conclusions. The prevalence of MRSA is low among schoolchildren in Sana’a city. Age, gender, and previous hospital admission were statistically associated with nasal carriage of S. aureus but not MRSA nasal carriage.http://dx.doi.org/10.1155/2021/5518317
spellingShingle Arwa Mohammed Othman
Belques Sharaf Al-Huraibi
Rowa Mohammed Assayaghi
Huda Zaid Al-Shami
Nasal Carriage and Methicillin Resistance of Staphylococcus aureus among Schoolchildren in Sana’a City, Yemen
International Journal of Microbiology
title Nasal Carriage and Methicillin Resistance of Staphylococcus aureus among Schoolchildren in Sana’a City, Yemen
title_full Nasal Carriage and Methicillin Resistance of Staphylococcus aureus among Schoolchildren in Sana’a City, Yemen
title_fullStr Nasal Carriage and Methicillin Resistance of Staphylococcus aureus among Schoolchildren in Sana’a City, Yemen
title_full_unstemmed Nasal Carriage and Methicillin Resistance of Staphylococcus aureus among Schoolchildren in Sana’a City, Yemen
title_short Nasal Carriage and Methicillin Resistance of Staphylococcus aureus among Schoolchildren in Sana’a City, Yemen
title_sort nasal carriage and methicillin resistance of staphylococcus aureus among schoolchildren in sana a city yemen
url http://dx.doi.org/10.1155/2021/5518317
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