Table 1.

Trends in Percent of Adolescents (Youth Ages 12-17) with Past Year Substance Use Disorders^* (NSDUH)

	2003		2004		2005		2006		2007		2008		2009		2010
	%	95% CI	%	95% CI	%	95% CI	%	95% CI	%	95% CI	%	95% CI	%	95% CI	%	95% CI
Alcohol or Illicit Drug	9.0	[8.5-9.6]	9.0	[8.5-9.6]	8.0	[7.6-8.6] a	8.2	[7.6-8.7]	7.8	[7.3-8.3]	7.8	[7.2-8.3]	7.1	[6.6-7.6]	7.3	[6.9-7.9] b
Alcohol	6.0	[5.5-6.4]	6.0	[5.6-6.5]	5.6	[5.2-6.1]	5.5	[5.1-5.9]	5.4	[5.0-5.9]	5.0	[4.6-5.5]	4.6	[4.2-5.0]	4.6	[4.2-5.0] b
Illicit Drugs	5.2	[4.8-5.6]	5.5	[5.1-6.0]	4.6	[4.2-5.0] a	4.7	[4.3-5.1]	4.4	[4.0-4.8]	4.7	[4.3-5.1]	4.3	[4.0-4.8]	4.7	[4.3-5.1]
Marijuana	3.9	[3.6-4.3]	3.9	[3.5-4.3]	3.5	[3.1-3.8]	3.5	[3.1-3.9]	3.1	[2.8-3.5]	3.4	[3.1-3.8]	3.4	[3.1-3.8]	3.6	[3.2-3.9]
Hallucinogens	0.4	[0.3-0.6]	0.5	[0.4-0.7]	0.5	[0.4-0.6]	0.4	[0.3-0.6]	0.5	[0.4-0.6]	0.4	[0.3-0.5]	0.5	[0.4-0.7]	0.5	[0.4-0.7]
Inhalants	0.4	[0.3-0.5]	0.6	[0.4-0.8]	0.4	[0.3-0.6]	0.4	[0.3-0.5]	0.4	[0.3-0.5]	0.4	[0.3-0.5]	0.4	[0.3-0.6]	0.4	[0.3-0.5]
Cocaine	0.3	[0.2-0.4]	0.4	[0.3-0.5]	0.4	[0.3-0.5]	0.3	[0.2-0.4]	0.4	[0.3-0.5]	0.4	[0.3-0.5]	0.2	[0.1-0.3] a	0.1	[0.1-0.2] b
Heroin	0.1	[0.0-0.1]	0.1	[0.0-0.2]	0.0	[0.0-0.1] a	0.0	[0.0-0.1]	0.0	[0.0-0.1]	0.1	[0.0-0.1]	0.1	[0.0-0.2]	0.0	[0.0-0.1] a
Psychotherapeutics	1.4	[1.2-1.7]	1.7	[1.4-2.0]	1.3	[1.1-1.6] a	1.4	[1.2-1.7]	1.3	[1.1-1.6]	1.3	[1.1-1.5]	1.0	[0.9-1.2]	1.2	[1.0-1.4]
Tranquilizers	0.4	[0.3-0.5]	0.3	[0.2-0.4]	0.3	[0.2-0.4]	0.3	[0.2-0.4]	0.3	[0.2-0.4]	0.3	[0.2-0.3]	0.2	[0.1-0.3]	0.3	[0.2-0.4]
Pain Relievers	1.1	[0.9-1.3]	1.4	[1.2-1.6]	1.1	[0.9-1.4]	1.1	[0.9-1.3]	1.0	[0.8-1.2]	1.0	[0.8-1.1]	0.8	[0.7-1.0]	0.9	[0.8-1.1]
Sedatives	0.2	[0.1-0.3]	0.1	[0.1-0.2]	0.1	[0.1-0.2]	0.1	[0.0-0.1]	0.1	[0.1-0.2]	0.1	[0.1-0.2]	0.1	[0.0-0.1]	0.0	[0.0-0.1] b
Stimulants	0.4	[0.3-0.5]	0.4	[0.3-0.5]	0.3	[0.2-0.4]	0.4	[0.3-0.5]	0.3	[0.2-0.5]	0.3	[0.2-0.4]	0.2	[0.1-0.3]	0.2	[0.2-0.3] b

^*Abuse or dependence

^aSignficantly different (p<0.05) from prior year.

^bSignificant difference (p<0.05) between 2003 and 2010.