Table 1 Characteristics of participants (n = 19,574) at baseline in HUNT3 related to categories of high sensitivity C-reactive protein (hs-CRP)

Participants, n

15,841

3253

480

Women (%)

54.8

62.2

63.8

Mean age, years (SD)

52.8 (13)

54.6 (14)

53.9 (15)

≥13 years of education (%)

38.0

31.3

31.1

Current smoking, n (%) (missing = 416)

12.5

18.4

18.5

Mean BMI, kg/m² (SD) (missing = 23)

26.6 (4.2)

29.3 (4.9)

29.4 (5.5)

Total HADS score (missing = 184)

6.8 (3.8)

7.1 (5.4)

7.0 (5.2)

Alcohol abstainers during last year (%) (missing = 341)

6.3

7.6

8.9

Self-reported hypertension, n (%)

17.8

27.2

29.4

Self-reported stroke (%)

1.7

2.3

2.3

Self-reported diabetes mellitus, n (%)

3.4

5.5

6.2

Headache (%)

29.3

31.0

31.5