Table 3

Proportions of past year illicit drug use by dependent and non-dependent cannabis users

Illicit Drug
Dependent % Reported Using
Non-Dependent % Reported Using

Inhalants
10.98
4.08**
Methamphetamine
10.44
7.29**
Speed
18.45
7.63**
Cocaine
33.21
17.34**
Crack Cocaine
3.78
2.32*
Ecstasy
18.09
10.00**
Psilocybin
47.07
25.71**
LSD
15.48
9.49**
Heroin
0.99
0.90

Note. Significance determined using χ2 test with df = 1.

* p < .05 ** p < .01

Looby and Earleywine Substance Abuse Treatment, Prevention, and Policy 2007 2:3   doi:10.1186/1747-597X-2-3

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