Conclusion
asthma
ASTHMA
In conclusion, eNO in young infants of mothers with asthma in pregnancy was associated with local air pollution concentrations, and seasonal variation of eNO was observed. While the absolute change in median eNO is small (2.6 ppb), the relative change was a 24% increase from cooler months to warmer months. In adults or older children this change would not be clinically significant [