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Table 2 Study group characteristics of n = 15,615 study participants of whom 9,838 had a follow-up dental examination

From: Health-related quality of life and prospective caries development

 

Age group (n = baseline/follow-up)

p-value

 

30-34 year (n = 161/108)

35-44 year (n = 5,664/3,579)

45-54 year (n = 5,261/3,290)

55-62 year (n = 4,529/2,861)

by age

by sex

Percent men/women

45 / 55

49 / 51

50 / 50

48 / 52

  

Number of teetha

29.4 (28.9-29.9)

28.9 (28.8-29.0)

27.7 (27.7-27.8)

24.7 (24.6-24.8)

<0.001

<0.001

Caries follow-upb, years

3.94 (3.68-4.23)

3.71 (3.66-3.76)

3.70 (3.65-3.75)

3.67 (3.62-3.72)

0.177

0.035

Caries status

      

ᅟDMFTa

9.6 (8.8-10.4)

14.4 (14.3-14.6)

20.5 (20.4-20.6)

24.4 (24.2-24.5)

<0.001

0.321

ᅟDMFSa

24.9 (22.7-29.3)

37.2 (36.7-37.8)

58.6 (58.0-59.1)

82.8 (82.2-83.4)

<0.001

0.154

ᅟDMFS incidencec

1.1 (0.7-1.8)

1.1 (1.0-1.3)

1.5 (1.4-1.6)

1.9 (1.7-2.0)

<0.001

0.058

BMIa

26.0 (25.3-26.6)

26.1 (26.0-26.3)

26.6 (26.4-26.7)

26.9 (26.8-27.0)

<0.001

<0.001

Dieta

      

ᅟenergy, kCal/day

1.907 (1.827-1.988)

1.756 (1.743-1.769)

1.724 (1.711-1.738)

1.661 (1.646-1.677)

<0.001

<0.001

ᅟcarbohydrates, E%

46.0 (44.9-47.0)

45.9 (45.8-46.1)

46.8 (46.6-47.0)

49.7 (49.5-49.9)

<0.001

<0.001

ᅟfat, E%

38.0 (36.9-39.0)

36.1 (35.9-36.3)

35.6 (35.4-35.7)

33.1 (32.9-33.3)

<0.001

<0.001

protein, E%

14.6 (14.2-15.0)

15.0 (14.9-15.1)

14.9 (14.8-14.9)

15.1 (15.0-15.2)

0.337

<0.001

sugar, E%

6.3 (5.8-6.7)

5.6 (5.5-5.7)

5.3 (5.3-5.4)

5.9 (5.8-6.0)

0.001

0.083

Alcohola, g/day

3.6 (2.8-4.3)

3.8 (3.6-3.9)

4.1 (4.0-4.3)

4.2 (4.0-4.3)

0.717

<0.001

Smoking

    

<0.001

<0.001

ᅟpresent, %

15.6

11.5

17.3

15.9

  

ᅟpast, %

20.6

20.8

33.9

41.1

  

ᅟnever, %

63.7

67.7

48.9

43.0

  

Snuff use

    

<0.001

<0.001

ᅟpresent, %

28.7

23.3

20.0

12.6

  

ᅟpast, %

9.4

12.5

13.0

11.6

  

ᅟnever, %

61.9

64.2

67.0

75.8

  

University education, %

25.0

30.5

27.1

21.2

<0.001

<0.001

Physically inactive, %

12.5

14.5

15,4

18.0

<0.001

<0.001

Two or more medicines, %

0.6

1.3

5.0

15.5

<0.001

0.641

Sick leave ≥6 months, %

7.0

17.3

22.5

32.4

<0.001

<0.001

  1. N-values are for numbers at baseline / numbers at follow-up
  2. aMean (95 % CI) adjusted for sex, age and screening year; bMean (95 % CI); cmean (95 % CI) adjusted for sex, age, screening and follow-up years