| Study sample | |||
---|---|---|---|---|
N | Percent | Mean | SE | |
Age, years | 10,320 | Â | 55.8 | 0.043 |
Gender | ||||
 Women | 4812 | 48 |  |  |
 Men | 5508 | 52 |  |  |
Education | ||||
 Unskilled worker | 2043 | 21 |  |  |
 Skilled worker | 4389 | 41 |  |  |
 Further education | 3888 | 38 |  |  |
Smoking | ||||
 No | 8325 | 81 |  |  |
 Yes | 1936 | 19 |  |  |
BMI | ||||
  < 18 | 57 | 1 |  |  |
 18-  < 25 | 4256 | 42 |  |  |
 25-  < 30 | 4064 | 40 |  |  |
 30-  < 35 | 1388 | 13 |  |  |
 35-  < 40 | 321 | 3 |  |  |
  ≥ 40 | 103 | 1 |  |  |
Physical activity during leisure | ||||
 Seated | 1494 | 14 |  |  |
 Light exercise at least 4 h per week | 6221 | 61 |  |  |
 Sports or heavy physical activity at least 4 h per week | 2358 | 23 |  |  |
 Training and competing regularly and several times a week | 203 | 2 |  |  |