Table 2 Characteristics of the DEGS1 study population

Age (years)

18–29

19.1 %

18.6 %

30–44

25.9 %

24.4 %

45–64

37.0 %

36.6 %

65–79

18.0 %

20.4 %

all

100 % (n = 3312)

100 % (n = 3598)

BMI^a

<18.5

0.7 %

2.4 %

18.5 – < 25

32.2 %

45.1 %

25 – < 30

43.9 %

29.0 %

>30

23.2 %

23.5 %

All

100 % (n = 3312)

100 % (n = 3598)

Socio-economic status^b,c

Low

18.5 %

20.0 %

Middle

59.3 %

62.0 %

High

22.2 %

18.1 %

All

100 % (n = 3288)

100 % (n = 3574)

Smoking^c

Daily

26.1 %

21.7 %

Sometimes

6.5 %

5.7 %

Formerly

33.5 %

22.9 %

Never

34.0 %

49.7 %

All

100 % (n = 3293)

100 % (n = 3576)

Exercise^c

Never

32.9 %

33.3 %

<2 h per week

38.0 %

44.7 %

2–4 h per week

15.5 %

14.9 %

>4 h per week

13.5 %

7.1 %

All

100 % (n = 3213)

100 % (n = 3509)

Cooking^c,d

Almost daily

40.1 %

61.1 %

1–4 times per week

43.9 %

36.0 %

Never

16.0 %

2.9 %

All

100 % (n = 3227)

100 % (n = 3531)