Table 2.9. Admissions aged 18 and older, by education according to primary substance of abuse: 2011
Percent distribution
[Based on administrative data reported to TEDS by all reporting States and jurisdictions.]
Education in years  All admis
-sions
ged 18+
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 admissions aged
18 and older
1,706,851 392,893 312,742 276,978 184,065  99,117 43,601 229,877 107,585 17,144 3,464 1,477 5,735 822 31,351
Highest school grade completed            
0 to 8   6.0   5.6   5.5   8.3   4.4   6.7   6.3   5.0   5.5   6.4   4.6   5.3   6.3   4.1   9.4
9 to 11  23.6  15.7  23.7  23.4  20.2  29.0  26.0  34.8  29.9  19.3  20.1  26.2  41.2  21.5  18.1
12 (or GED)  44.6  43.8  44.5  46.8  45.8  42.4  43.7  43.7  45.3  43.2  40.9  46.5  40.9  41.1  46.8
More than 12  25.8  34.9  26.4  21.5  29.7  21.9  24.0  16.5  19.3  31.1  34.5  22.0  11.6  33.3  25.6
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  1,676,174 383,721 308,975 273,315 181,187  98,138 42,882 227,428 106,783 16,806 3,410 1,437 5,625 810 25,657
SOURCE: Center for Behavioral Health Statistics and Quality, Substance Abuse and Mental Health Services Administration, Treatment Episode Data Set (TEDS). Data received through 10.15.12.

To previous table To Table of Contents To next table