Variables: | Participants Included n = 4686 | Participants Excluded†n = 4965 |
---|---|---|
Women [N/%] | 2455/52.4 | 2453/49.4 |
Age [years] | 40.8 (± 11.5) | 41.3 (± 11.8) |
BMI at baseline [kg/m2] | 23.7 (± 3.6) | 24.2 (± 4.1) |
Smoking | Â | Â |
Non-smokers [N/%] | 2325/49.6 | 1904/38.5 |
Former smokers [N/%] | 948/20.2 | 1227/24.8 |
Current smokers [N/%] | 1413/30.2 | 1819/36.7 |
Pack-years at baseline ‡ | 18.4 (± 18.4) | 19.6 (± 20.1) |
Lung Function | Â | Â |
FEV1 [L] | 3.6 (± 0.8) | 3.5 (± 0.9) |
FEV1 % pred. § | 100.2 (± 13.3) | 98.0 (± 14.8) |
FEV1/FVC | 79.2 (± 7.6) | 78.9 (± 8.4) |
FEV1/FVC <70% | 468/10.1 | 510/12.0 |