Table 1 Demographic characteristics of the adolescents by age, sex, grade, family size, place of residence, and population group (n = 403)

Age (year)

8–14

242

60

15–19

129

32

20 and over

32

8

Sex

female

246

61.5

male

154

38.5

Grade

6th and lower

173

45.2

7th–9th

118

30.8

10th–12th

92

24.0

Family size

3 and lower

77

19.1

4

142

35.2

5

108

26.8

6

49

12.2

7

12

3.0

8 and higher

15

3.7

Place of residence

urban

244

60.5

rural

156

38.7

Population group

prisoners’ families

100

24.8

foreigners

103

25.6

poor families

200

49.6