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Table 2 Sociodemographic and clinical characteristics of participants (n = 135) allocated to Intervention or Control, at baseline

From: Can a brief psychological intervention improve oral health behaviour? A randomised controlled trial

Variable

Intervention (n = 67)

Control (n = 68)

P

Age in years, Mean (SD)

20.4 (2.1)

20.8 (2.2)

ns.

Self-rated oral health, n (%)

  

ns.

 Poor

27 (40.3)

25 (36.8)

 

 Fair

31 (46.3)

31 (45.6)

 

 Good

9 (13.4)

12 (17.6)

 

 Very good

0

0

 

Caries, Mean (SD) Median

6.3 (5.2) 4

4.9 (3.7) 5

ns.

Dental care attendance, n (%) often

58 (86.6)

56 (82.4)

ns.

Gender, n (%) female

32 (47.8)

32 (47.1)

ns.

Smoker, n (%) smoking

23 (34.3)

24 (35.3)

ns.

Ethnicity, n (%) Swedish-born

55 (82.1)

48 (70.6)

ns.

Housing, n (%)

  

ns.

 Rental flat

32 (47.8)

33 (48.5)

 

 Own flat/house

28 (41.8)

25 (36.8)

 

 Other

7 (10.4)

10 (14.7)

 

Mother’s ethnicity, n (%) Swedish-born

44 (65.7)

29 (42.6)

p < 0.01a

Mother’s education, n (%)

  

ns.

 Primary

15 (22.4)

22 (32.4)

 

 Secondary

35 (52.2)

31 (45.6)

 

 University

17 (25.4)

15 (22.1)

 
  1. Chi-square (Mann-Whitney for caries), a Ns after Bonferroni correction