Differences in Rotavirus Shedding and Duration by Infant Oral Rotavirus Vaccination Status in Dhaka, Bangladesh, 2011-2014
- PMID: 39052701
- PMCID: PMC11272065
- DOI: 10.1093/infdis/jiad502
Differences in Rotavirus Shedding and Duration by Infant Oral Rotavirus Vaccination Status in Dhaka, Bangladesh, 2011-2014
Abstract
To evaluate how breakthrough rotavirus disease contributes to transmission, we examined the impact of rotavirus vaccination on fecal shedding and duration of illness. We used multivariable linear regression to analyze rotavirus quantity by RT-qPCR and duration among 184 episodes of rotavirus diarrhea positive by ELISA in the PROVIDE study. Vaccinated children had less fecal viral shedding compared to unvaccinated children (mean difference = -0.59 log copies per gram of stool; 95% confidence interval [CI], -.99 to -.19). Duration of illness was on average 0.47 days (95% CI, -.23 to 1.17 days) shorter among vaccinated children. Rotarix vaccination reduces shedding burden among breakthrough cases of rotavirus gastroenteritis. Clinical Trials Registration . NCT01375647.
Keywords: diarrhea; enteric infections; rotavirus; vaccination.
© The Author(s) 2023. Published by Oxford University Press on behalf of Infectious Diseases Society of America.
Conflict of interest statement
Potential conflicts of interest. B. Lopman reports personal fees outside the submitted work from Epidemiologic Research Methods, LLC and Hillevax, Inc. All other authors report no potential conflicts. All authors have submitted the ICMJE Form for Disclosure of Potential Conflicts of Interest. Conflicts that the editors consider relevant to the content of the manuscript have been disclosed.
References
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- World Health Organization . Rotavirus vaccines: an update. Wkly Epidemiol Rec 2009; 84:533–7. - PubMed
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