Das, Rina; Haque, Md Ahshanul; Kotloff, Karen L; Nasrin, Dilruba; Hossain, M Jahangir; Sur, Dipika; Ahmed, Tahmeed; Levine, Myron M; Breiman, Robert F; Faruque, ASG; +1 more... Freeman, Matthew C; (2024) Enteric viral pathogens and child growth among under-five children: findings from South Asia and sub-Saharan Africa. Scientific reports, 14 (1). 13871-. ISSN 2045-2322 DOI: https://doi.org/10.1038/s41598-024-64374-0
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Abstract
Enteric viral pathogens are associated with a significant burden of childhood morbidity and mortality. We investigated the relationship between viral pathogens and child growth among under-5 children. We analyzed data from 5572/22,567 children enrolled in the Global Enteric Multicenter Study across seven study sites (2007-2011). Multiple linear regression was used to examine the association between the viral pathogens and changes of length/height-for-age (HAZ), weight-for-age (WAZ), and weight-for-length/height (WHZ) z-scores, stratified by diarrheal symptoms and adjusted for potential covariates. Rotavirus (18.51%) and norovirus (7.33%) were the most prevalent enteric viral pathogens among symptomatic and asymptomatic under-5 children, respectively. Infection with individual enteric viral pathogens hurts child growth in asymptomatic children. However, the relationship with HAZ was less clear and statistically non-significant. On the other hand, the combined viral pathogens demonstrated a strong negative influence on child growth [WAZ: β coef.: - 0.10 (95%, CI - 0.15, - 0.05); P < 0.001 and WHZ: β: - 0.12 (95% CI - 0.17, - 0.07); P < 0.001] among asymptomatic children. Infection with any viral pathogen was associated with growth shortfalls [HAZ: β: - 0.05 (95% CI - 0.09, 0.00); P = 0.03 and WAZ: β: - 0.11 (95% CI - 0.16, - 0.07); P < 0.001 and WHZ: β: - 0.13 (95% CI - 0.18, - 0.09); P < 0.001], though the relationship with HAZ was less evident and became statistically non-significant in older children. Notably, among symptomatic children with moderate-to-severe diarrhea, individual enteric viral pathogens, as well as the combined effects of these pathogens [WHZ: β: 0.07; (95% CI 0.01, 0.14); P = 0.03] and the presence of any virus [HAZ: β: 0.09 (95% CI 0.05, 0.13) & WAZ: β: 0.08 (95% CI 0.03, 0.12); P < 0.001], exhibited positive effects on child growth. While previous studies hypothesized that several viral pathogens had a conflicting controversial role in child growth, we find clear indications that enteric viral pathogens are associated with growth shortfalls, specifically among asymptomatic children. These findings highlight the need for preventive strategies targeting children with enteric viral pathogens, which could address the consequences of growth faltering.
Item Type | Article |
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Faculty and Department | MRC Gambia > GM-Gambia Clinical Services/Comms |
PubMed ID | 38879558 |
Elements ID | 225991 |
Official URL | http://dx.doi.org/10.1038/s41598-024-64374-0 |
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