A49 ISSUES IN COPD: The Impact Of Air Pollution On The Progression Of Asthma To COPD In Women: A Longitudinal Cohort Study

Rationale: Exposure to air pollution is a known risk factor for both the development and exacerbation of asthma and chronic obstructive pulmonary disease (COPD); however, its role in the natural history of asthma and COPD overlap syndrome (ACOS) is not well understood. [...]understanding of how air pollution impacts the risk of ACOS could inform the design of prevention initiatives that aim to decrease the risk of continued loss of lung function that leads to COPD in women.