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Table 3 Proportions of past year illicit drug use by dependent and non-dependent cannabis users

From: Negative consequences associated with dependence in daily 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
  1. Note. Significance determined using χ2 test with df = 1.
  2. * p < .05 ** p < .01