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Table 2 Descriptive fidelity and drug usec in the follow-up assessment

From: Implementation fidelity of a Brazilian drug use prevention program and its effect among adolescents: a mixed-methods study

 

Control

Intervention

  

Low fidelity a

High fidelity b

 

N

%

N

%

N

%

5th grade students (N = 926)

(N = 513)

(N = 288)

Alcohol

55

7.88

35

8.60

12

5.33

Binge drinking

4

0.57

0

0

2

0.88

Tobacco

8

1.15

2

0.49

0

0

Marijuana

1

0.14

1

0.25

0

0

7th grade students (N = 1.103)

(N = 498)

(N = 702)

Alcohol

216

25.96

96

24.74

150

29.24

Binge drinking

58

6.98

26

6.70

56

10.92

Tobacco

22

2.64

13

3.35

15

2.91

Marijuana

17

2.04

8

2.06

10

1.94

Inhalants

29

3.49

8

2.07

20

3.90

Cocaine

3

0.36

1

0.26

0

0

  1. a High fidelity describes those who attended at least 80% of the activities proposed by PROERD curricula
  2. b Low fidelity describes those who attended less than 80% of the activities proposed by PROERD curricula
  3. c Drugs used in the 6 months prior to follow-up assessment