Subjects n | 54 580 | 5546 |
Age years | 49.2±16.6 | 49.1±16.6 |
Season-standardised 25(OH)D level nmol·L−1 | | 48.3±17.1 |
Lung cancer cases n | 676 | 77 |
Sex | | |
Female | 52.7 | 52.8 |
Male | 47.3 | 47.2 |
Smoking | | |
Never | 42.3 | 42.5 |
Ever | 55.8 | 55.4 |
Unknown | 1.9 | 2.1 |
Family history of cancer | | |
No | 74.5 | 74.1 |
Yes | 25.5 | 25.9 |
Education years | | |
<10 | 33.6 | 32.9 |
≥10 | 61.8 | 62.5 |
Unknown | 4.6 | 4.6 |
Economic difficulties | | |
No | 49.8 | 51.0 |
Yes | 21.8 | 21.1 |
Unknown | 28.3 | 27.9 |
Body mass index kg·m−2 | | |
<25 | 39.8 | 40.6 |
≥25 | 59.4 | 58.8 |
Unknown | 0.7 | 0.6 |
Physical activity | | |
Inactive | 21.4 | 21.1 |
Active | 48.8 | 49.0 |
Unknown | 29.9 | 29.8 |
Alcohol consumption | | |
Never | 33.6 | 32.9 |
≥1 times per month | 58.0 | 59.0 |
Unknown | 8.4 | 8.1 |
Chronic bronchitis | | |
No | 94.6 | 95.0 |
Yes | 3.4 | 3.4 |
Unknown | 2.0 | 1.7 |