Table 2.1a Admissions aged 12 and older by gender and age at admission, according to primary substance of abuse: TEDS 2008 Column percent distribution and average age at admission
[Based on administrative data reported to TEDS by all reporting States and jurisdictions.]
Gender and age at admission	All admis- sions	Primary substance at admission
		Alcohol		Opiates		Cocaine		Mari- juana/ hashish	Metham- phetamine/ amphet- amine	Tran- quil- izers	Seda- tives	Hallu- cino- gens	PCP	Inhal- ants	Other/ none speci- fied
		Alcohol only	Secon- dary drug	Heroin	Other opiates	Smoked cocaine	Other route
Total	1,893,640	437,204	347,058	267,335	111,251	152,819	61,152	321,648	121,485	11,234	4,416	1,709	3,853	1,224	51,252
Gender
Male	68.0	73.4	72.8	68.0	53.4	56.5	65.2	73.7	54.9	50.4	41.1	71.5	62.3	63.7	59.3
Female	32.0	26.6	27.2	32.0	46.6	43.5	34.8	26.3	45.1	49.6	58.9	28.5	37.7	36.3	40.7
Total	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
No. of admissions	1,893,253	437,139	346,997	267,294	111,222	152,792	61,145	321,601	121,445	11,232	4,416	1,709	3,852	1,224	51,185
Age at admission
12 to 14 years	1.3	0.6	0.7	*	0.2	*	0.2	4.7	0.2	0.7	1.7	1.8	0.2	15.0	5.5
15 to 17 years	6.2	1.9	4.2	0.5	1.8	0.4	2.5	25.2	2.1	3.9	6.2	20.9	1.4	23.6	9.1
18 to 19 years	4.1	2.3	3.5	2.6	4.1	1.0	3.2	10.3	2.8	4.9	3.9	11.2	2.7	6.0	4.2
20 to 24 years	14.4	9.7	12.9	16.1	22.2	5.9	13.8	21.8	16.4	15.8	16.5	24.3	20.6	11.8	13.1
25 to 29 years	14.8	10.8	13.7	17.1	23.9	9.9	17.6	15.1	21.6	17.7	16.5	16.3	29.7	12.7	14.4
30 to 34 years	11.3	9.8	11.1	12.3	14.8	11.4	14.9	8.5	16.9	12.7	12.0	11.1	18.3	8.6	10.7
35 to 39 years	11.7	11.8	12.8	12.5	10.3	17.5	14.5	5.6	15.2	11.2	10.3	6.0	11.7	7.5	10.4
40 to 44 years	12.6	14.7	15.2	13.5	8.1	21.7	13.9	4.0	11.9	10.7	8.9	3.5	7.6	6.2	10.5
45 to 49 years	11.5	16.1	14.0	11.6	6.9	18.4	11.0	2.8	8.3	9.7	9.0	2.8	5.4	3.9	10.1
50 to 54 years	7.1	11.4	7.7	8.3	4.7	9.4	5.6	1.3	3.4	7.4	6.1	1.3	2.1	3.3	6.5
55 to 59 years	3.3	6.2	3.0	4.0	2.2	3.3	1.9	0.5	1.0	3.6	3.5	0.4	0.4	1.1	3.1
60 to 64 years	1.2	2.8	0.8	1.2	0.7	0.9	0.5	0.1	0.2	1.1	1.7	0.3	0.1	0.2	1.3
65 years and over	0.6	1.8	0.3	0.4	0.3	0.3	0.2	0.1	0.1	0.7	3.7	0.1	0.1	0.2	1.2
Total	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
No. of admissions	1,893,640	437,204	347,058	267,335	111,251	152,819	61,152	321,648	121,485	11,234	4,416	1,709	3,853	1,224	51,252
Average age at admission	34 yrs	40 yrs	36 yrs	36 yrs	32 yrs	40 yrs	34 yrs	24 yrs	33 yrs	34 yrs	34 yrs	25 yrs	31 yrs	25 yrs	33 yrs
*  Less than 0.05 percent.
SOURCE: Office of Applied Studies, Substance Abuse and Mental Health Services Administration, Treatment Episode Data Set (TEDS). Data received through 8.31.09.