Table 9

Percent of students who gave a correct answer to program content questions.


Control
Drug Ed
Significance Level
df = 11

N = 524
N = 419
N = 433
N = 388




Baseline
6-month follow-up
Baseline
6-month follow-up
F
p valuea

1. Drugs affect your mind only while you are taking them. (answered false)
58.8%
68.7%
58.0%
68.3%
3.21
<0.001
2. Alcohol is not a drug. (answered false)
51.3%
54.9%
53.3%
70.9%
6.03
<0.001
3. Every drug really produces just one main effect and that is what you should be concerned about. (answered false)
62.2%
69.0%
56.4%
63.9%
3.77
<0.001
4. Drug abuse only means illegal drugs. (answered false)
79.0%
80.4%
76.7%
79.1%
4.24
<0.001
5. Because marijuana grows naturally, the chemicals it contains aren't really bad for your body. (answered false)
67.9%
74.2%
60.5%
68.8%
3.53
<0.001
6. One reason youth experiment with drugs is because they are advertised in movies, television, and magazines. (answered true)
57.6%
61.6%
47.6%
64.9%
4.70
<0.001
7. All drugs change the way your body works, whether you want them to or not. (answered true)
76.1%
76.4%
65.4%
74.5%
2.15
0.015
8. Once you take a drug, it will always have the same effect each time you take it. (answered false)
48.9%
57.3%
47.3%
56.4%
3.58
<0.001
9. Drugs cause your body to use up vitamins and minerals. (answered true)
36.3%
50.4%
33.0%
72.9%
8.79
<0.001
10. Drugs can cause blank spots in your memory. (answered true)
75.2%
80.4%
66.5%
79.6%
5.06
<0.001
11. Drugs can cause a person to be sure they are doing one thing when in actual fact they are doing something else. (answered true)
68.9%
73.3%
60.0%
67.5%
5.25
<0.001
12. Hallucinogens are not as bad as other drugs. (answered false)
50.6%
57.0%
42.0%
59.0%
2.90
<0.001
13. Alcohol ads are designed only for people over 21 years of age. (answered false)
51.7%
59.2%
49.9%
58.8%
7.35
<0.001
14. Drugs can change how you feel, after a while a person on drugs can become depressed and not caring. (answered true)
76.5%
79.5%
72.3%
75.8%
3.23
<0.001
15. Once you stop drugs, it's over – they have no further effect on your body or mind. (answered false)
76.1%
77.3%
68.4%
70.9%
2.60
0.003
16. Addiction only happens once you can't say no. (answered true)
31.9%
37.9%
26.1%
24.5%
2.95
0.001
17. Its okay if you just take drugs once in a while because the body cleans all the drug stuff out in a few days. (answered false)
66.4%
69.5%
63.0%
72.9%
3.53
<0.001
18. I know how to tell if I am getting good information about drugs. (answered true)
46.9%
62.1%
49.2%
63.4%
2.56
0.003
19. A person needs to have personal goals to be happy. (answered true)
60.1%
68.3%
52.7%
69.3%
3.28
<0.001
20. It is easy for me to communicate what I think or how I feel about something. (answered true)
63.4%
70.6%
56.8%
65.2%
1.34
ns
21. I know enough about drugs to make my own decisions. (answered true)
80.0%
84.2%
76.9%
81.7%
2.77
0.002
22. I can easily resist pressures to take drugs. (answered true)
72.3%
78.8%
70.0%
74.5%
2.77
0.002
23. I have resisted pressures to take drugs before. (answered true)
66.4%
69.2%
58.9%
68.3%
.88
ns
24. In the future, I might use drugs. (answered false)
64.9%
65.9%
60.7%
60.8%
2.74
0.002
25. Drugs aren't really that bad. (answered false)
79.4%
81.6%
70.9%
75.0%
1.91
0.035

a Controlling for baseline differences by using an analysis of covariance with a Type III sums of squares

Lennox and Cecchini Substance Abuse Treatment, Prevention, and Policy 2008 3:8   doi:10.1186/1747-597X-3-8