Table 4 |
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|
Drug use at six month follow-up: Comparison of means between treatment and control groups. |
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| Control Group N = 420 |
Drug Ed Group N = 389 |
Direction of difference |
Significance Level df = 11 |
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|
|
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| Drug Use Variable |
Mean |
Mean |
F |
p valuea |
|
|
|
|||||
| B1 Cigarettes (frequency) |
1.34 |
1.26 |
Positive |
3.35 |
<0.001 |
| B2 Smokeless tobacco |
1.34 |
1.26 |
Positive |
3.39 |
<0.001 |
| B3 Cigarettes (amt. smoked) |
1.49 |
1.35 |
Positive |
3.89 |
<0.001 |
| B4 Alcohol |
1.57 |
1.41 |
Positive |
1.87 |
0.040 |
| B5 Being drunk |
1.43 |
1.24 |
Positive |
1.69 |
0.073 |
| B6 Marijuana |
1.30 |
1.18 |
Positive |
2.28 |
0.010 |
| B7 Marijuana (amt. smoked) |
1.18 |
1.13 |
Positive |
2.12 |
0.017 |
| B8 Sniffed glue |
1.13 |
1.06 |
Positive |
0.86 |
0.584 |
| B9 LSD |
1.05 |
1.04 |
Positive |
1.12 |
0.339 |
| B10 Amphetamines |
1.11 |
1.07 |
Positive |
2.35 |
0.008 |
| B11 Crack |
1.06 |
1.03 |
Positive |
0.681 |
0.758 |
| B12 Cocaine |
1.08 |
1.03 |
Positive |
0.97 |
0.471 |
| B13 Tranquiller |
1.09 |
1.06 |
Positive |
0.73 |
0.710 |
| B14 Barbiturates |
1.10 |
1.05 |
Positive |
1.07 |
0.380 |
| B15 Crystal Meth |
1.07 |
1.04 |
Positive |
1.12 |
0.273 |
| B16 Amphetamine w/o Rx |
1.09 |
1.03 |
Positive |
1.59 |
0.098 |
| B17 Heroin |
1.04 |
1.03 |
Positive |
0.327 |
0.980 |
| B18 Other Narcotics |
1.06 |
1.04 |
Positive |
1.13 |
0.335 |
| B19 Ecstasy |
1.05 |
1.03 |
Positive |
.97 |
0.475 |
| B20 Roofies |
1.03 |
1.03 |
Zero |
1.19 |
0.287 |
| B21 GHB |
1.02 |
1.04 |
Negative |
2.39 |
0.006 |
| B22 Super K |
1.02 |
1.02 |
Zero |
1.96 |
0.030 |
|
|
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|
a Controlling for baseline differences by using an analysis of covariance with a Type III sums of squares |
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|
Lennox and Cecchini Substance Abuse Treatment, Prevention, and Policy 2008 3:8 doi:10.1186/1747-597X-3-8 |
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