|
11–12 years
|
Intervention
|
Control
|
Program Effect a
|
|---|
|
Baseline
|
4 month follow-up
|
ORb (95% CI)
|
p
|
Baseline
|
4 month follow-up
|
ORb (95% CI)
|
p
|
ORa (95% CI)
|
p
|
|---|
|
N
|
%
|
N
|
%
| | |
N
|
%
|
N
|
%
| | | | |
|---|
|
Tobacco
|
1/296
|
0.3
|
3/296
|
1.0
|
Non-estimable
| |
0/384
|
0.0
|
0/384
|
0.0
|
Non-estimable
| |
Non-estimable
| |
|
Alcohol
|
19/251
|
7.6
|
19/251
|
7.6
|
1.00 (0.32;3.14)
|
. > 0.999
|
18/349
|
5.2
|
20/349
|
5.7
|
1.45 (0.43;4.83)
|
0.529
|
0.67 (0.12;3.77)
|
0.646
|
|
Binge drinking
|
12/226
|
5.3
|
15/226
|
6.6
|
1.81 (0.51;6.44)
|
0.345
|
5/325
|
1.5
|
11/325
|
3.4
|
6.33 (0.91; 43.95
|
0.054
|
0.25 (0.17;1.54)
|
0.327
|
|
Marihuana
|
0/249
|
0.0
|
2/249
|
0.8
|
Non-estimable
| |
1/378
|
0.3
|
4/378
|
1.1
|
Non-estimable
| |
Non-estimable
| |
|
Inhalants
|
2/246
|
0.8
|
4/246
|
1.6
|
2.50 (0.34;18.30)
|
0.367
|
1/378
|
0.3
|
5/378
|
1.3
|
6.63 (0.62;70.63)
|
0.117
|
0.38 (0.02;7.73)
|
0.527
|
|
Cocaine
|
0/246
|
0.0
|
1/246
|
0.4
|
Non-estimable
| |
0/377
|
0.0
|
0/377
|
0.0
|
Non-estimable
| |
Non-estimable
| |
|
Crack
|
0/246
|
0.0
|
0/246
|
0.0
|
Non-estimable
| |
0/377
|
0.0
|
0/377
|
0.0
|
Non-estimable
| |
Non-estimable
| |
|
13–15 years
|
|
Tobacco
|
11/441
|
2.5
|
15/441
|
3.4
|
2.10 (0.62;7.20)
|
0.235
|
17/547
|
3.1
|
17/547
|
3.1
|
1.00 (0.32;3.11)
|
>0.99
|
1.45 (0.34;6.25)
|
0.615
|
|
Alcohol
|
59/370
|
15.9
|
71/370
|
19.2
|
1.52 (0.90;2.56)
|
0.116
|
80/460
|
17.4
|
88/460
|
19.1
|
1.26 (0.79;2.01)
|
0.341
|
1.38 (0.76;2.50)
|
0.289
|
|
Binge drinking
|
40/340
|
11.8
|
38/340
|
11.2
|
0.89 (0.47;1.71)
|
0.742
|
45/424
|
10.6
|
63/424
|
14.9
|
2.05 (1.16;3.63)
|
0.014
|
0.43 (0.31;1.46)
|
0.581
|
|
Marihuana
|
7/432
|
1.6
|
13/432
|
3.0
|
2.41 (0.79;7.33)
|
0.120
|
7/546
|
1.3
|
15/546
|
2.7
|
3.21 (1.00;10.28)
|
0.050
|
0.75 (0.16;3.61)
|
0.722
|
|
Inhalants
|
10/430
|
2.3
|
7/430
|
1.6
|
0.61 (0.19;1.91)
|
0.393
|
10/540
|
1.9
|
13/540
|
2.4
|
1.46 (0.54;3.96)
|
0.455
|
0.41 (0.09;1.91)
|
0.259
|
|
Cocaine
|
0/431
|
0.0
|
5/431
|
1.2
|
Non-estimable
| |
1/544
|
0.2
|
5/544
|
0.9
|
11.96 0.55;259.45)
|
0.114
|
Non-estimable
| |
|
Crack
|
0/433
|
0.0
|
6/433
|
1.4
|
Non-estimable
| |
1/545
|
0.2
|
5/545
|
0.9
|
11.49 (0.57;230.50)
|
0.111
|
Non-estimable
| |
- aOR for the multilevel analysis gllamm - intervention x control at 4 month follow-up adjusted for sex and baseline prevalence of drug use
- b OR for the multilevel analysis gllamm, 4 month follow up x baseline, in each group (or intervention or control), adjusted by sex
