Table 1 Frequency distribution of participants’ socio-demographic characteristics and dental attendance behavior, (n = 2551) and corresponding percentage figures in the total population

Gender

Male

43.3 (1105)

51.3

Female

56.7 (1446)

49.0^a

Age

25-29 years

43.7 (1116)

46.3

30–35 years

56.3 (1435)

53.0^a

Country of birth

Norway

91.5 (2333)

Other Nordic

2.6 (66)

Outside Nordic

6.0 (152)

Civil status

Single

36.6 (935)

Married

63.4 (1616)

Highest level of education

Primary/secondary

27.3 (679)

26.5

Bachelor degree

38.6 (962)

37.8

College/university

34.1 (850)

32.9^b

Income (NOK)

At least 400.000

19.5 (413)

400,001–800,000

41.2 (876)

> 800,000

39.3 (835)

Dental attendance

At least twice a year

8.0 (203)

Once a year

47.2 (1205)

Every second year

21.2 (540)

More seldom

21.2 (540)