Table 1 Characteristics of men (M) and women (W) in the Norwegian HUNT Study, the HUNT1 (1984–86), HUNT2 (1995–97) and HUNT3 (2006–2008) surveys

Questionnaire 1 (Q1) n=

39390

37826

77216

34653

30562

65215

27676

22948

50624

Questionnaire 2 (Q2) n=

32776

31174

63950

30315

25137

55452

23154

18140

41294

Agegroups

%

%

n

%

%

n

%

%

n

 20-29

8

8

12557

7

6

8826

5

4

4467

 30-39

11

11

16261

9

8

11549

8

6

6842

 40-49

8

8

12099

11

10

13568

11

9

9989

 50-59

7

7

11404

9

8

11184

12

11

11404

 60-69

8

8

12535

7

7

9064

10

9

9778

 70-79

6

5

8819

7

6

8103

6

5

5739

 ≥80

3

2

3541

3

2

2921

3

2

2405

Total

51

49

53

47

55

45

Mean age (years)

50,2

48,9

49,5

50,3

49,8

50,0

52,8

53,6

53,1

Education %

 Primary

46

39

43

33

28

31

23

20

21

 Secondary

40

48

44

45

54

49

48

58

53

 College/university

14

13

13

22

18

20

29

22

26

Marital status %

 Partnered

82

73

78

72

65

69

68

65

67

 Single

18

27

22

28

35

31

32

35

33