Table 1.
Smoking | ETS | Air pollution | |
---|---|---|---|
Respiratory symptoms | Yes [77] | Yes [65,77] | Yes [70] |
Lung function decline | Yes [77] | Yes [65,77] | Yes [70] |
Asthma – causation | Yes [77] | Yes [65,77] | Yes [70] |
Asthma - exacerbation | Yes [77] | Yes [65,77] | Yes [70] |
COPD – causation | Yes [77] | No | No |
COPD - exacerbation | Yes [77] | Yes [65,77] | Yes [70] |
Infections | Yes [77] | Yes [65,77] | Yes [70] |
Lung cancer | Yes [77] | Yes [65,77] | Yes [70] |