Ambient air pollution increases the risk of respiratory mortality, but evidence for impacts on lung function and chronic obstructive pulmonary disease (COPD) is less well established. The aim was to evaluate whether ambient air pollution is associated with lung function and COPD, and explore potential vulnerability factors.

We used UK Biobank data on 303 887 individuals aged 40–69 years, with complete covariate data and valid lung function measures.


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