Table 1 Socio-demographic characteristics of the 40 drug users in the pre-final sample

TOTAL

20

100

20

100

40

100

Age: Average and SD (years)

p⁽¹⁾ < 0.001*

Age group

Up to 39 years old

12

60

2

10

14

35

p⁽²⁾ < 0.001*

40–49

8

40

6

30

14

35

50–65

-

-

12

60

12

30

Gender

Male

19

95

1

5

20

50

p⁽²⁾ < 0.001*

Female

1

5

19

95

20

50

Color

White

3

15

6

30

9

22.5

p⁽³⁾ < 0.323*

Black

3

15

5

25

8

20

Brown

14

70

9

45

23

57.5

Marital Status

Single

11

55

11

55

22

55

p⁽¹⁾ = 0.001

Married/Stable Union

9

45

9

45

18

45

Schooling

Illiterate

2

10

-

-

2

5

p⁽³⁾ = 0.021*

Up to 4 years

10

50

4

20

14

35

5–8 years

5

25

5

25

10

25

9 years or more

3

15

11

55

14

14

Occupation

Unemployed

6

30

7

35

13

32.5

p⁽²⁾ = 0.811

Officially registered

5

25

6

30

11

27.5

Informal work

9

45

7

35

16

40

Income

No income

3

15

3

15

6

15

p⁽³⁾ = 0.772

Less than Brazil’s minimum wage

8

40

6

30

14

35

Minimum wage of Brazil

4

20

7

35

11

27.5

More than Brazil’s minimum wage

5

25

4

20

9

22.5