2003 TEDS Table 5.7b

Table 5.7b Heroin admissions by selected route of administration, according to age group: TEDS 1993-2003 Percent distribution
[Based on administrative data reported to TEDS by all reporting States and jurisdictions. See Table 4.2a.]
Route of administration and age group¹	1993	1994	1995	1996	1997	1998	1999	2000	2001	2002	2003
Injection
Age group	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Under 20 years	0.7	0.8	1.2	1.7	2.4	3.1	3.0	3.0	3.0	2.9	2.9
20 to 29 years	18.2	16.9	17.1	18.1	20.0	21.6	22.9	23.9	26.5	27.8	29.4
30 to 39 years	47.0	44.4	42.0	40.0	37.2	34.7	33.1	31.8	30.8	29.2	28.1
40 years and over	34.1	37.9	39.7	40.2	40.4	40.6	41.0	41.3	39.8	40.1	39.6
Inhalation
Age group	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Under 20 years	3.1	2.7	3.0	2.9	3.7	3.7	3.5	2.9	2.5	2.4	2.4
20 to 29 years	38.3	35.9	34.2	30.6	28.5	26.6	24.8	22.5	21.1	19.9	18.4
30 to 39 years	42.0	42.3	42.4	43.4	42.7	41.8	42.3	42.4	41.7	40.0	37.9
40 years and over	16.6	19.1	20.5	23.2	25.1	27.9	29.3	32.3	34.6	37.7	41.3
Smoking
Age group	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0	100.0
Under 20 years	3.8	4.4	5.5	6.4	6.1	6.7	7.7	7.1	5.8	5.1	5.3
20 to 29 years	31.9	31.0	31.6	31.5	31.1	32.7	34.8	32.2	31.0	32.0	31.5
30 to 39 years	45.1	43.0	41.5	37.8	37.0	34.9	32.5	32.8	31.3	31.5	30.2
40 years and over	19.2	21.6	21.3	24.3	25.8	25.6	25.0	27.9	32.0	31.4	33.0
¹ Route of administration and/or age group were not reported for all admissions.
SOURCE: Office of Applied Studies, Substance Abuse and Mental Health Services Administration, Treatment Episode Data Set (TEDS). Data received through 4.11.05.