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Table 3 Bivariate associations between outcomes and the independent variables according to the levels

From: Social determinants of dental treatment needs in Brazilian adults

  

Treatment needs

  

Restorative

Extraction

Prosthesis

 

n

% (CI 95%)

PR (CI 95%)

% (CI 95%)

PR (CI 95%)

% (CI 95%)

PR (CI 95%)

Individual level

       

Household Income

       

5 and more MW

1,441

38.0 (35.4;40.5)

Ref

5.8 (4.5;7.0)

Ref

47.0 (44.4;49.5)

Ref

3 to 5 MW

1,805

51.4 (49.0;53.7)

1.35 (1.25;1.46)

11.4 (9.9;12.8)

1.97 (1.54;2.51)

67.8 (65.6;69.9)

1.44 (1.35;1.53)

1 to 3 MW

4,687

62.7 (61.3;64.0)

1.65 (1.54;1.76)

18.9 (17.7;20.0)

3.27 (2.63;4.08)

79.9 (78.7;81.0)

1.70 (1.60;1.80)

Up to 1 MW

1,404

70.6 (68.2;72.9)

1.85 (1.72;2.00)

25.4 (23.1;27.6)

4.40 (3.52;5.55)

84.5 (82.6;86.3)

1.79 (1.69;1.90)

Education (years of schooling)

     

12 and more

2,226

43.6 (41.5;45.6)

Ref

8.4 (7.2;9.5)

Ref

54.0 (51.9;56)

Ref

9 to 11

2,963

57.0 (55.2;58.7)

1.30 (1.23;1.38)

13.7 (12.4;14.9)

1.63 (1.38;1.92)

73.7 (72.1;75.2)

1.36 (1.30;1.42)

6 to 8

1,961

64.6 (62.4;66.7)

1.48 (1.39;1.56)

19.6 (17.8;21.3)

2.34 (1.98;2.76)

80.6 (78.8;82.3)

1.49 (1.42;1.56)

Up to 5

2,345

66.6 (64.6;68.5)

1.52 (1.44;1.61)

24.9 (23.1;26.6)

2.97 (2.55;3.48)

84.9 (83.4;86.3)

1.57 (1.50;1.64)

Sex

       

Male

3,277

61.2 (59.5;62.8)

Ref

18.2 (16.8;19.5)

Ref

72.7 (71.1;74.2)

Ref

Female

6,287

56.1 (54.8;57.3)

0.91 (0.88;0.95)

15.5 (14.6;16.3)

0.85 (0.77;0.93)

73.6 (72.5;74.6)

1.01 (0.98;1.03)

Race (Skin colour)

       

White

4,049

50.2 (48.6;51.7)

Ref

12.6 (11.5;13.6)

Ref

64.4 (62.9;65.8)

Ref

Black or Mixed

5,282

63.4 (62.1;64.6)

1.26 (1.21;1.31)

19.2 (18.1;20.2)

1.52 (1.38;1.68)

80.0 (78.9;81.0)

1.24 (1.21;1.27)

Neighbourhood level

     

Socioeconomic Index

       

3rd Tertile (Better-off)

3,163

48.9 (47.1;50.6)

Ref

12.2 (11;13.3)

Ref

62.4 (60.7;64.0)

Ref

2nd Tertile

3,143

61.3 (59.5;63.0)

1.25 (1.20;1.31)

17.3 (15.9;18.6)

1.42 (1.26;1.60)

78.0 (76.5;79.4)

1.25 (1.21;1.29)

1st Tertile (Worst)

3,173

63.8 (62.1;65.4)

1.30 (1.25;1.36)

19.8 (18.4;21.1)

1.62 (1.44;1.83)

79.7 (78.2;81.1)

1.28 (1.24;1.32)

City Level

       

Human Development Index

       

0.79 and more (Better-off)

3,075

48.5 (46.7;50.2)

Ref

13.6 (12.3;14.8)

Ref

64.6 (62.9;66.2)

Ref

0.74 to 0.78

2,867

59.9 (58.1;61.6)

1.23 (1.18;1.29)

18.3 (16.8;19.7)

1.34 (1.19;1.51)

75.6 (74.0;77.1)

1.17 (1.13;1.21)

Up to 0.74 (Worst)

3,622

64.2 (62.6;65.7)

1.32 (1.27;1.38)

17.3 (16.0;18.5)

1.27 (1.13;1.42)

78.8 (77.4;80.1)

1.22 (1.18;1.26)

Oral Health Services in Primary Care

     

3rd Tertile (Better-off)

3,099

57.4 (55.6;59.1)

Ref

15.9 (14.6;17.1)

Ref

73.6 (72.0;75.1)

Ref

2nd Tertile

2,988

57.9 (56.1;59.6)

1.01 (0.97;1.05)

16.1 (14.7;17.4)

1.01 (0.9;1.14)

73.3 (71.7;74.8)

1.00 (0.97;1.03)

1st Tertile (Worst)

3,212

58.5 (56.7;60.2)

1.02 (0.98;1.06)

17.2 (15.8;18.5)

1.08 (0.97;1.21)

73.7 (72.1;75.2)

1.00 (0.97;1.03)

Oral Health Services in Secondary Care

     

3rd Tertile (Better-off)

3,188

53.3 (51.5;55.0)

Ref

15.8 (14.5;17.0)

Ref

72.1 (70.5;73.6)

Ref

2nd Tertile

2,893

62.5 (60.7;64.2)

1.17 (1.12;1.22)

18.0 (16.6;19.3)

1.14 (1.02;1.28)

73.1 (71.4;74.7)

1.01 (0.98;1.04)

1st Tertile (Worst)

3,483

58.2 (56.5;59.8)

1.09 (1.05;1.14)

15.7 (14.4;16.9)

0.99 (0.89;1.11)

74.6 (73.1;76.0)

1.03 (1.00;1.06)

  1. MW = Minimum Wage; CI = Confidence Interval; PR = Prevalence Ratio.