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Table 2 Sample description

From: Individual and contextual factors related to dental caries in underprivileged Brazilian adolescents

Individual variables

n

%

Sex

  

Female

659

55.89

Male

520

44.11

Age (years)

  

15

815

69.13

16

231

19.59

17

82

6.96

18

29

2.46

19

22

1.87

Number of persons in the family

  

Up to 2

31

2.65

3

161

13.78

4

346

29.62

5

300

25.68

6

173

14.81

Over 6

157

13.44

Has a family member in prison

  

No

1141

99.30

Yes

8

0.70

How would you classify the health of your teeth

  

Excellent

69

5.88

Very good

229

19.51

Good

468

39.86

More or Less

363

30.92

Poor

45

3.83

When was the last time you went to the dentist

  

I am undergoing treatment at present

274

24.89

Less than 6 months ago

329

29.88

7-12 months ago

158

14.35

13-24 months ago

52

4.72

Over 24 months ago

83

7.54

Don’t know/Don’t remember

205

18.62

Monthly family income

  

Up to 1 minimum wage*

106

9.18

Over 1 up to 2 minimum wages

304

26.32

Over 2 up to 3 minimum wages

280

24.24

Over 3 up to 5 minimum wages

278

24.07

Over 5 up to 7 minimum wages

102

8.83

Over 7 up to 10 minimum wages

63

5.45

Higher than 10 minimum wages

22

1.90

Last visit to the dentist

  

I am in treatment at the time

274

24.89

Less than 6 months

329

29.89

7-12 months ago

158

14.35

13-24 months ago

52

4.71

More than 24 months

83

7.54

Do not remember

205

18.62

Contextual variable

n

%

Social exclusion index

  

-1 to -0.75

322

27.31

-0.74 to -0.5

267

22.65

-0.4 to -0.25

491

41.64

-0.24 to 0

60

5.10

0.1 to 0.25

24

2.03

0.26 to 0.5

12

1.02

0.6 to 0.75

3

0.25

  1. *Minimum wage at the time of the data collection ≅ US$ 320.00.
  2. Piracicaba, SP, Brazil, 2012.