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Published on: February 15, 2018
Observations questioning a protective role for breast-feeding in severe rotavirus diarrhea
Insights
Breast-feeding may offer some early protection against diarrhea. However, this study found no evidence that breast-feeding protects children against rotavirus diarrhea (RVD) after the initial months of life.
Area of Science:
- Pediatrics
- Infectious Diseases
- Public Health
Background:
- Rotavirus diarrhea (RVD) is a significant cause of childhood illness globally.
- Breast-feeding is widely recognized for its health benefits, including potential protection against infections.
- The specific protective role of breast-feeding against RVD requires further investigation.
Purpose of the Study:
- To determine if breast-feeding offers protection against rotavirus diarrhea (RVD) in children.
- To analyze the association between breast-feeding, age, and specific enteric pathogens.
Main Methods:
- A comparative study was conducted on 2,276 children aged 0-4 years admitted to a diarrhea hospital in Bangladesh.
- Breast-feeding rates were analyzed by age and in relation to different enteric pathogens.
- Breast milk neutralizing activity against rotavirus was assessed.
Main Results:
- Early breast-feeding (0-5 months) showed a potential association with reduced diarrhea from all agents compared to older infants (6-11 months).
- Breast-feeding was more prevalent in children with RVD than other causes, but less common in those with cholera or shigellosis.
- High levels of neutralizing activity in breast milk against rotavirus did not correlate with protection against RVD.
Conclusions:
- Breast-feeding does not appear to protect against rotavirus diarrhea (RVD) beyond the first few months of life.
- Prolonged breast-feeding, common in Bangladesh, did not alter the mean age of RVD hospitalization compared to regions with shorter durations.
- The findings suggest limited long-term protective effects of breast-feeding against RVD in this population.
Abstract:
To investigate whether breast-feeding protects children against rotavirus diarrhea (RVD), we compared rates of breast-feeding by age and enteric pathogens among 2,276 children with diarrhea 0-4 years of age who attended a diarrhea hospital in Bangladesh. Infants 0-5 months were less likely to be breast-fed than children 6-11 months of age suggesting that some protection against diarrhea with all agents was associated with early breast-feeding. In every age group studied, breast-feeding was more common among children with RVD than among children with non-RVD whereas it was less common among children with cholera and shigellosis. Twenty percent of breast milks consumed by infants less than 1 year of age had high levels of neutralizing activity (greater than or equal to 320) to the Wa strain of rotavirus but this activity did not appear to be protective since the 30 infants with RVD consumed milk which had titers that did not differ significantly from those consumed by 44 infants with diarrhea of other cause. Despite the prolonged breast-feeding which is common in Bangladesh, the mean age of hospitalization with RVD is approximately the same as in countries where the duration of breast-feeding is quite short. None of these 3 independent observations support a protective role for breast-feeding against rotavirus diarrhea after the first months of life.
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