
Different age-specific patterns defined the relationships between early daycare, severe airway infection, preterm birth and atopy-related diseases in childhood, according to a study published in Pediatric Allergy and Immunology.
These differences could be used to help identify strategies to prevent or delay atopic diseases, Tadao Nagasaki, of the department of respiratory medicine at the Graduate School of Medicine of Kyoto University in Japan, and colleagues wrote.
The researchers identified 47,015 children born between Jan. 1 and 17, 2001, in Japan. Families were mailed questionnaires when