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. Author manuscript; available in PMC: 2012 Jan 3.
Published in final edited form as: J Child Adolesc Subst Abuse. 2010 Jan 1;19(2):122–134. doi: 10.1080/10678281003634926

Table 1.

Rates of Substance Use Among Adolescents in Psychiatric Treatment (N=282)

Never Once A few times Weekly Daily
Alcohol 26% 9% 38% 19% 8%
Marijuana 43% 5% 26% 13% 13%
Crack/cocaine 87% 5% 6% 0.4% 1%