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Table 2 Prevalence, odds ratio (OR) and 95% confidence interval (CI) for curative dental care use

From: Income-related inequalities in preventive and curative dental care use among working-age Japanese adults in urban areas: a cross-sectional study

  

Men (n = 1494)

 

Women (n = 1589)

 

%

Crude OR (95% CI)

Adjusted OR* (95% CI)

%

Crude OR (95% CI)

Adjusted OR* (95% CI)

Total

40.0

    

41.5

    

Income quartiles

 

p = 0.440

p = 0.234

 

p = 0.332

p = 0.270

 

1 (lowest)

37.5

1.00

 

1.00

 

42.9

1.00

 

1.00

 
 

2

42.1

1.21

(0.91-1.61)

1.29

(0.96-1.74)

35.8

0.74

(0.57-0.98)

0.75

(0.57-0.99)

 

3

38.9

1.06

(0.79-1.43)

1.12

(0.82-1.54)

46.2

1.14

(0.85-1.53)

1.17

(0.86-1.58)

 

4 (highest)

41.4

1.18

(0.88-1.57)

1.28

(0.94-1.75)

43.0

1.00

(0.76-1.33)

1.03

(0.76-1.40)

Age

           
 

25-34 years

41.6

1.00

 

1.00

 

39.3

1.00

 

1.00

 
 

35-44 years

35.8

0.78

(0.61-0.99)

0.72

(0.56-0.93)

41.8

1.11

(0.88-1.40)

1.04

(0.82-1.32)

 

45-50 years

45.9

1.19

(0.90-1.57)

1.05

(0.78-1.42)

44.3

1.22

(0.93-1.61)

1.08

(0.81-1.43)

Marital status

          
 

Married/Common-law

41.1

1.00

 

1.00

 

42.3

1.00

 

1.00

 
 

Others

36.7

0.83

(0.65-1.06)

0.84

(0.65-1.09)

38.2

0.84

(0.65-1.09)

0.81

(0.61-1.07)

Educational attainment

          
 

≤ High school

40.3

1.00

 

1.00

 

42.8

1.00

 

1.00

 
 

College

40.3

1.00

(0.73-1.37)

1.04

(0.75-1.43)

42.4

0.98

(0.76-1.28)

1.01

(0.77-1.32)

 

≥ University

39.7

0.98

(0.75-1.26)

1.06

(0.80-1.39)

39.6

0.88

(0.66-1.16)

0.91

(0.67-1.22)

Work status

          
 

Working

40.2

1.00

 

1.00

 

42.9

1.00

 

1.00

 
 

Not working

34.9

0.80

(0.47-1.36)

0.90

(0.52-1.58)

39.1

0.85

(0.69-1.05)

0.85

(0.68-1.06)

City of residence

          
 

City 1

42.4

1.00

 

1.00

 

45.6

1.00

 

1.00

 
 

City 2

38.4

0.85

(0.62-1.16)

0.86

(0.62-1.19)

42.8

0.89

(0.66-1.21)

0.92

(0.67-1.25)

 

City 3

40.2

0.91

(0.68-1.24)

0.92

(0.67-1.25)

42.3

0.87

(0.65-1.17)

0.92

(0.68-1.25)

 

City 4

39.3

0.88

(0.65-1.19)

0.89

(0.65-1.21)

36.8

0.69

(0.51-0.94)

0.74

(0.54-1.00)

Self-assessed oral health

          
 

Fair/Poor

50.1

1.00

 

1.00

 

48.3

1.00

 

1.00

 
 

Good

37.2

0.59

(0.45-0.77)

0.59

(0.45-0.77)

42.1

0.78

(0.60-1.01)

0.79

(0.61-1.02)

 

Very good

37.1

0.59

(0.44-0.78)

0.57

(0.43-0.77)

38.1

0.66

(0.50-0.88)

0.69

(0.52-0.93)

 

Excellent

30.1

0.43

(0.30-0.61)

0.42

(0.29-0.59)

33.5

0.54

(0.38-0.78)

0.56

(0.39-0.81)

  1. *Adjusted for all other variables shown in the table.
  2. p-value of trend test.