Newborn colonization and antibiotic susceptibility patterns of Streptococcus agalactiae at the University of Gondar Referral Hospital, Northwest Ethiopia

Abstract Background Group B Streptococcus (GBS) that asymptomatically colonizing the recto-vaginal area of women is the most important cause of neonatal colonization. There is paucity of evidence about newborn colonization with GBS in Ethiopia. Thus, this study was aimed to determine the prevalence...

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Main Authors: Mucheye Gizachew, Moges Tiruneh, Feleke Moges, Mulat Adefris, Zemene Tigabu, Belay Tessema
Format: Article
Language:English
Published: BMC 2018-11-01
Series:BMC Pediatrics
Subjects:
Online Access:http://link.springer.com/article/10.1186/s12887-018-1350-1
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author Mucheye Gizachew
Moges Tiruneh
Feleke Moges
Mulat Adefris
Zemene Tigabu
Belay Tessema
author_facet Mucheye Gizachew
Moges Tiruneh
Feleke Moges
Mulat Adefris
Zemene Tigabu
Belay Tessema
author_sort Mucheye Gizachew
collection DOAJ
description Abstract Background Group B Streptococcus (GBS) that asymptomatically colonizing the recto-vaginal area of women is the most important cause of neonatal colonization. There is paucity of evidence about newborn colonization with GBS in Ethiopia. Thus, this study was aimed to determine the prevalence of newborn colonization with GBS, antibiotic susceptibility patterns of the isolates and associated risk factors at the University of Gondar Referral Hospital in Northwest Ethiopia Methods A prospective cross sectional study was conducted from December 2016 to November 2017. A total of 1,155 swabs from nasal, ear and umbilical areas of the newborns were collected from the 385 newborns. Identifications of the isolates and antibiotic susceptibility testing were done by using conventional methods. Results Sixty two (16.1%, 95% CI: 12.2% - 20%) of the newborns were colonized by GBS. Seven percent of the total specimens were positive for GBS. The antibiotics susceptibility rates of GBS (average of the three body sites tested) were 95.1%, 89.6%, 88.9%, 85.7%, 85.3%, 81.3%, 76.9%, 76.1%, 73.8%, and 34.4% to ampicillin, penicillin, ciprofloxacin, chloramphenicol, vancomycin, azitromycin, erythromycin, clindamycin, ceftriaxone, and tetracycline, respectively. A multilogistic regression analyses were shown that the newborns that were from mothers whose education status was below tertiary level, and newborns from mothers who were: being employed, being nullipara and multigravida were at risk for colonization with GBS. Conclusion Prevalence of neonatal colonization with GBS was higher than it was reported in three decades ago in Ethiopia. Ciprofloxacin, chloramphenicol, vancomycin and azithromycin were identified as the drug of choice next to ampicillin and penicillin.
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spelling doaj.art-ca33b7fdae4d425382592796b27ceb532022-12-21T20:13:17ZengBMCBMC Pediatrics1471-24312018-11-0118111110.1186/s12887-018-1350-1Newborn colonization and antibiotic susceptibility patterns of Streptococcus agalactiae at the University of Gondar Referral Hospital, Northwest EthiopiaMucheye Gizachew0Moges Tiruneh1Feleke Moges2Mulat Adefris3Zemene Tigabu4Belay Tessema5Department of Medical Microbiology, School of Biomedical and Laboratory Sciences, College of Medicine and Health Sciences, University of GondarDepartment of Medical Microbiology, School of Biomedical and Laboratory Sciences, College of Medicine and Health Sciences, University of GondarDepartment of Medical Microbiology, School of Biomedical and Laboratory Sciences, College of Medicine and Health Sciences, University of GondarDepartment of Gynecology and Obstetrics, School of Medicine, College of Medicine and Health Sciences, University of GondarDepartment of Pediatrics, School of Medicine, College of Medicine and Health Sciences, University of GondarDepartment of Medical Microbiology, School of Biomedical and Laboratory Sciences, College of Medicine and Health Sciences, University of GondarAbstract Background Group B Streptococcus (GBS) that asymptomatically colonizing the recto-vaginal area of women is the most important cause of neonatal colonization. There is paucity of evidence about newborn colonization with GBS in Ethiopia. Thus, this study was aimed to determine the prevalence of newborn colonization with GBS, antibiotic susceptibility patterns of the isolates and associated risk factors at the University of Gondar Referral Hospital in Northwest Ethiopia Methods A prospective cross sectional study was conducted from December 2016 to November 2017. A total of 1,155 swabs from nasal, ear and umbilical areas of the newborns were collected from the 385 newborns. Identifications of the isolates and antibiotic susceptibility testing were done by using conventional methods. Results Sixty two (16.1%, 95% CI: 12.2% - 20%) of the newborns were colonized by GBS. Seven percent of the total specimens were positive for GBS. The antibiotics susceptibility rates of GBS (average of the three body sites tested) were 95.1%, 89.6%, 88.9%, 85.7%, 85.3%, 81.3%, 76.9%, 76.1%, 73.8%, and 34.4% to ampicillin, penicillin, ciprofloxacin, chloramphenicol, vancomycin, azitromycin, erythromycin, clindamycin, ceftriaxone, and tetracycline, respectively. A multilogistic regression analyses were shown that the newborns that were from mothers whose education status was below tertiary level, and newborns from mothers who were: being employed, being nullipara and multigravida were at risk for colonization with GBS. Conclusion Prevalence of neonatal colonization with GBS was higher than it was reported in three decades ago in Ethiopia. Ciprofloxacin, chloramphenicol, vancomycin and azithromycin were identified as the drug of choice next to ampicillin and penicillin.http://link.springer.com/article/10.1186/s12887-018-1350-1Antibiotic susceptibility patternColonizationGroup B StreptococcusNewborns
spellingShingle Mucheye Gizachew
Moges Tiruneh
Feleke Moges
Mulat Adefris
Zemene Tigabu
Belay Tessema
Newborn colonization and antibiotic susceptibility patterns of Streptococcus agalactiae at the University of Gondar Referral Hospital, Northwest Ethiopia
BMC Pediatrics
Antibiotic susceptibility pattern
Colonization
Group B Streptococcus
Newborns
title Newborn colonization and antibiotic susceptibility patterns of Streptococcus agalactiae at the University of Gondar Referral Hospital, Northwest Ethiopia
title_full Newborn colonization and antibiotic susceptibility patterns of Streptococcus agalactiae at the University of Gondar Referral Hospital, Northwest Ethiopia
title_fullStr Newborn colonization and antibiotic susceptibility patterns of Streptococcus agalactiae at the University of Gondar Referral Hospital, Northwest Ethiopia
title_full_unstemmed Newborn colonization and antibiotic susceptibility patterns of Streptococcus agalactiae at the University of Gondar Referral Hospital, Northwest Ethiopia
title_short Newborn colonization and antibiotic susceptibility patterns of Streptococcus agalactiae at the University of Gondar Referral Hospital, Northwest Ethiopia
title_sort newborn colonization and antibiotic susceptibility patterns of streptococcus agalactiae at the university of gondar referral hospital northwest ethiopia
topic Antibiotic susceptibility pattern
Colonization
Group B Streptococcus
Newborns
url http://link.springer.com/article/10.1186/s12887-018-1350-1
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