Respiratory outcomes among inner-city children with asthma may be linked to both dog allergen exposure and dog-associated nonallergen exposures, according to an analysis published in Pediatric Allergy and Immunology.

To examine this theory, researchers performed a secondary data analysis from the DISCOVER (Domestic Indoor Particulate Matter and Childhood Asthma Morbidity) longitudinal observational cohort study, originally conducted among inner-city children in Baltimore, Maryland. The study included both dog allergen and the presence of dogs as exposures.

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