Epidemiology & genotyping of rotavirus gastroenteritis and rotavirus associated intussusception in preschool children in central Uttar Pradesh

Objective: Rotavirus (RV) related diarrhea remains a leading cause of mortality in children. This study aimed to establish the burden of RV in preschool children hospitalized for acute gastroenteritis (AGE) at north Indian center and to ascertain the genotypic profile of the RV isolates. Methods: Th...

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Main Authors: Sanjeev Kumar Verma, Ashish Wakhlu, Shalini Verma, Sudhir Verma, Andrew S. Day, Nayana P. Nair
Format: Article
Language:English
Published: Elsevier 2025-01-01
Series:Clinical Epidemiology and Global Health
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Online Access:http://www.sciencedirect.com/science/article/pii/S221339842400397X
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author Sanjeev Kumar Verma
Ashish Wakhlu
Shalini Verma
Sudhir Verma
Andrew S. Day
Nayana P. Nair
author_facet Sanjeev Kumar Verma
Ashish Wakhlu
Shalini Verma
Sudhir Verma
Andrew S. Day
Nayana P. Nair
author_sort Sanjeev Kumar Verma
collection DOAJ
description Objective: Rotavirus (RV) related diarrhea remains a leading cause of mortality in children. This study aimed to establish the burden of RV in preschool children hospitalized for acute gastroenteritis (AGE) at north Indian center and to ascertain the genotypic profile of the RV isolates. Methods: This prospective study was conducted at tertiary care center of north India from 2017 to 2020. Stool samples were collected from children admitted with acute diarrhea. Clinical details were collected using a predesigned proforma. Stored stool samples were analysed for the presence of RV, further for genotyping. Results: Total 1277 eligible children aged <5 year, 968 children were enrolled. Stool samples available from 740 children (76.4 %) were collected and processed. RV was isolated from 219 (29.6 %). Children infected with RV were younger (13.07 ± 9 vs 15.84 ± 17 months, p = 0.023) than those without RV infection. Highest incidence of RV infection during winter months observed. Of 206 samples available for genotyping, 195 had single G and 197 single P types. The most prevalent G and P type combinations were G3P 8 strains, in 51 (23.3 %) children, whereas 16 (7 %) strains had >1 G or P. Twenty-nine children (mean age 6.5 months, 22 male) had presented with intussusception: six were positive for RV. Typable strains detected in two samples were G3 P8 and G1 P4+P6+P8. Conclusion: The study confirms a significant burden of RV among young children admitted with AGE this region of India. G3 P8 was the most common RV strain isolated.
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spelling doaj-art-81c2fd26d74040ef85943e1cc0f0c2612025-01-04T04:56:21ZengElsevierClinical Epidemiology and Global Health2213-39842025-01-0131101900Epidemiology &amp; genotyping of rotavirus gastroenteritis and rotavirus associated intussusception in preschool children in central Uttar PradeshSanjeev Kumar Verma0Ashish Wakhlu1Shalini Verma2 Sudhir Verma3Andrew S. Day4Nayana P. Nair5Department of Pediatrics, KGMU, Lucknow, UP, India; Corresponding author.Department of Pediatric Surgery, KGMU, Lucknow, UP, IndiaDepartment of Pediatrics, Era's Lucknow Medical college &amp; Hospital, Lucknow, UP, IndiaDepartment of Medicine, KGMU, Lucknow, UP, IndiaUniversity of Otago, Christchurch, New ZealandICMR Senior Research Fellow Wellcome Trust Research Laboratory Christian Medical College, Vellore, IndiaObjective: Rotavirus (RV) related diarrhea remains a leading cause of mortality in children. This study aimed to establish the burden of RV in preschool children hospitalized for acute gastroenteritis (AGE) at north Indian center and to ascertain the genotypic profile of the RV isolates. Methods: This prospective study was conducted at tertiary care center of north India from 2017 to 2020. Stool samples were collected from children admitted with acute diarrhea. Clinical details were collected using a predesigned proforma. Stored stool samples were analysed for the presence of RV, further for genotyping. Results: Total 1277 eligible children aged <5 year, 968 children were enrolled. Stool samples available from 740 children (76.4 %) were collected and processed. RV was isolated from 219 (29.6 %). Children infected with RV were younger (13.07 ± 9 vs 15.84 ± 17 months, p = 0.023) than those without RV infection. Highest incidence of RV infection during winter months observed. Of 206 samples available for genotyping, 195 had single G and 197 single P types. The most prevalent G and P type combinations were G3P 8 strains, in 51 (23.3 %) children, whereas 16 (7 %) strains had >1 G or P. Twenty-nine children (mean age 6.5 months, 22 male) had presented with intussusception: six were positive for RV. Typable strains detected in two samples were G3 P8 and G1 P4+P6+P8. Conclusion: The study confirms a significant burden of RV among young children admitted with AGE this region of India. G3 P8 was the most common RV strain isolated.http://www.sciencedirect.com/science/article/pii/S221339842400397XRotavirusDiarrheaIntussusceptionGenotypeUttar Pradesh
spellingShingle Sanjeev Kumar Verma
Ashish Wakhlu
Shalini Verma
Sudhir Verma
Andrew S. Day
Nayana P. Nair
Epidemiology &amp; genotyping of rotavirus gastroenteritis and rotavirus associated intussusception in preschool children in central Uttar Pradesh
Clinical Epidemiology and Global Health
Rotavirus
Diarrhea
Intussusception
Genotype
Uttar Pradesh
title Epidemiology &amp; genotyping of rotavirus gastroenteritis and rotavirus associated intussusception in preschool children in central Uttar Pradesh
title_full Epidemiology &amp; genotyping of rotavirus gastroenteritis and rotavirus associated intussusception in preschool children in central Uttar Pradesh
title_fullStr Epidemiology &amp; genotyping of rotavirus gastroenteritis and rotavirus associated intussusception in preschool children in central Uttar Pradesh
title_full_unstemmed Epidemiology &amp; genotyping of rotavirus gastroenteritis and rotavirus associated intussusception in preschool children in central Uttar Pradesh
title_short Epidemiology &amp; genotyping of rotavirus gastroenteritis and rotavirus associated intussusception in preschool children in central Uttar Pradesh
title_sort epidemiology amp genotyping of rotavirus gastroenteritis and rotavirus associated intussusception in preschool children in central uttar pradesh
topic Rotavirus
Diarrhea
Intussusception
Genotype
Uttar Pradesh
url http://www.sciencedirect.com/science/article/pii/S221339842400397X
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