Demographic characteristic

A

n

%

B

n

%

C

n

%

D

n

%

N

%

Sex

Boys

-

-

14

8.7

22

13.7

53

32.9

89

55.3

Girls

67

41.6

5

3.1

-

-

-

-

72

44.7

Age of students

>17

9

5.6

-

-

-

-

-

-

9

5.6

18

40

24.8

3

1.9

9

5.6

16

9.9

68

42.2

19

16

9.9

7

4.3

7

4.3

25

15.5

55

34

20>

2

1.2

9

5.6

6

3.7

12

7.5

29

18

School Characteristics

Boy’s boarding

-

-

22

13.7

-

-

53

32.9

75

46.6

Girls boarding

67

41.6

-

-

-

-

-

-

67

41.6

Day & boarding/mixed boys and girls/USE

-

-

-

-

19

11.8

-

-

19

11.8

Experimental groups

Treatment

67

41.6

22

13.7

89

55.3

Control Group

19

11.8

53

32.9

72

44.7