Table 2.4. Admissions aged 12 and older, by frequency of use and usual route of administration according to primary substance of abuse: 2009
Percent distribution
[Based on administrative data reported to TEDS by all reporting States and jurisdictions.]
Frequency of use and usual route of administration All
admis-
sions
Primary substance at admission
Alcohol Opiates Cocaine Mari-
juana/
hashish
Metham-
phetamine/
amphet-
amines
Tran-
quil-
izers
Seda-
tives
Hallu-
cino-
gens
PCP Inhal-
ants
Other/
none
speci-
fied
Alcohol
only
With
second-
ary
drug
Heroin Other
opiates
Smoked
cocaine
Other
route
Total  1,963,089 460,772 358,340 282,212 138,639 131,886 52,046 354,159 115,182 14,427 5,030 1,777 4,404 1,519 42,696
Frequency of use            
No use in the past month  28.7  26.6  27.1  16.6  21.1  30.8  43.0  36.9  47.2  19.9  25.6  47.4  41.2  28.5  33.6
1-3 times in the past month  12.6  16.0  13.5   3.7   5.6  12.2  15.4  16.7  15.0   8.0   8.5  12.5  16.0  15.1   6.3
1-2 times in the past week   9.3  13.5  10.7   2.7   3.6   9.3   9.6  10.2   9.0   4.7   6.9   8.6  10.4  10.6   6.4
3-6 times in the past week  11.6  12.8  13.3   7.1   9.6  13.9  11.1  12.2  11.5   9.5  13.0   9.4  10.8  12.3   8.9
Daily  37.8  31.1  35.5  70.0  60.0  33.8  21.0  24.0  17.3  57.9  46.1  22.1  21.7  33.4  44.7
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  1,919,670 455,465 355,764 281,298 137,246 130,675 51,217 350,252 114,267 14,286 4,970 1,758 4,377 1,492 16,603
Usual route of administration            
Oral  49.4  99.4  99.6   1.2  66.2      - -   6.8   2.3   5.7  93.4  89.0  68.4   4.9   6.6  51.7
Smoking  29.4   0.3   0.2   2.7   2.2 100.0    96.7  64.4   1.6   2.2  19.6  92.5   4.6  20.7
Inhalation   8.5   0.1   0.1  28.9  18.1      - -  80.3   0.8   8.3   3.8   4.9   5.1   1.9  75.1  14.7
Injection  12.3   0.1   0.1  66.6  12.5      - -  10.5   0.1  20.8   0.8   3.3   6.0   0.3  12.7   6.0
Other   0.4   0.1      *   0.4   1.1      - -   2.5   0.2   0.7   0.3   0.6   0.9   0.4   0.9   6.9
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  1,927,200 459,513 357,631 281,411 137,778 131,886 50,954 352,800 114,553 14,346 4,988 1,756 4,371 1,507 13,706
* Less than 0.05 percent.
- -  Quantity is zero.
SOURCE: Center for Behavioral Health Statistics and Quality, Substance Abuse and Mental Health Services Administration, Treatment Episode Data Set (TEDS). Data received through 11.03.10.

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