Air pollution exposure in the first year of life contributes to childhood asthma, shows study
New findings from Ontario have shown that children born in Sarnia have a higher risk of developing asthma compared to neighboring cities. A research team from Lawson Health Research Institute and Western University, using provincial data from ICES, found that higher air pollution exposure in the first year of life very likely contributed to this higher risk. Their results are published today in CMAJ Open.
• Children born in Sarnia in the 1990s and early 2000s were disproportionally at a higher risk of developing asthma in the first few years of life, compared to neighboring cities.
• Air pollution exposure in the first year was found to be associated with the development of asthma in children.
• Overall rates of new childhood asthma diagnosis in Southwestern Ontario have been decreasing over time in parallel to decreases in air pollution levels.
Radhakrishnan is also Formerly working out of ICES Western in London. "We wanted to see if children born in three cities - London, Windsor and Sarnia - had a different risk of developing asthma due to the differing air pollution …
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