Infant gut microbiota and the hygiene hypothesis of allergic disease: impact of household pets and siblings on microbiota composition and diversity.

Allergy Asthma Clin Immunol · 2013 · PMC3655107 · PMID 23607879

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did not reach statistical significanceno p-value reported

Although differences did not reach statistical significance, infants with pets tended to have increased microbiota richness and diversity, whereas these measures tended to be decreased in infants with older siblings.

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