Table 3.3
Admissions by primary substance of abuse, according to frequency of use, route of administration, age at first use, and prior treatment: TEDS 2000
Percent distribution
[Based on administrative data reported to TEDS by all reporting States and jurisdictions. See Table 4.2.]
Frequency of use, route of administration, age at first use, and prior treatment All admis-
sions
Primary substance at admission
Alcohol Opiates Cocaine Mari-
juana/ hashish
Stimulants Tran-
quil-
izers
Seda-
tives
Hallu-
cino-
gens
PCP Inhal-
ants
Other/ none speci-
fied
Alcohol only With secondary drug Heroin Other opiates Smoked cocaine Other route Metham-
phetamine/ amphet-
amine
Other stimu-
lants
Total 1,599,703 413,638 310,558 243,523 25,839 158,524 59,787 236,638 81,764 1,119 5,198 3,213 2,867 2,589 1,251 53,195
Frequency of use
No use in the past month  25.3  26.4  26.7  10.5  15.3  23.6  33.1  32.6  32.6  30.3  18.8  23.0  44.6  29.6  31.6  44.8
1-3 times in the past month  11.7  15.1  13.2  2.3  4.6  9.8  13.7  15.2  11.0  10.9  7.8  8.2  15.2  14.4  15.8  7.1
1-2 times per week  9.2  11.7  10.8  1.9  3.1  10.0  11.4  10.5  8.1  8.9  4.9  5.1  13.1  11.3  10.8  7.1
3-6 times per week  10.9  10.8  12.4  4.6  7.8  15.3  13.5  12.1  11.4  13.8  9.0  11.5  12.7  11.7  13.8  7.6
Daily  43.0  36.1  36.9  80.7  69.3  41.3  28.3  29.7  36.9  36.1  59.5  52.1  14.4  33.0  27.9  33.4
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  100.0
No. of admissions 1,463,681 385,363 290,985 222,733 24,613 154,812 49,977 227,557 80,379 1,068 5,001 2,973 2,711 2,380 1,192 11,937
Route of administration
Oral  50.2  99.0  99.0  1.6  76.4  - -  12.4  3.6  11.1  44.4  95.3  90.6  84.4  8.0  3.5  56.7
Smoking  28.6  0.4  0.4  3.0  3.7  100.0  - -  95.2  39.8  39.1  1.7  3.4  8.4  85.9  2.0  17.0
Inhalation  8.4  0.1  0.1  29.9  4.4  - -  70.3  0.8  21.1  7.6  1.4  2.2  4.1  4.0  90.6  2.5
Injection  12.2  0.1  0.2  64.6  14.8  - -  14.5  0.1  27.2  5.9  1.2  3.3  1.3  1.5  0.4  3.3
Other  0.6  0.4  0.2  0.8  0.6  - -  2.8  0.3  0.8  2.9  0.4  0.5  1.8  0.7  3.5  20.5
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  100.0
No. of admissions 1,485,908 395,822 294,205 225,640 24,859 158,524 50,378 230,609 79,648 1,086 5,057 3,022 2,740 2,434 1,212 10,672
Age at first use
12 years or under  16.2  16.5  26.6  3.4  4.1  3.8  4.7  26.1  6.0  14.9  5.9  5.5  11.8  9.5  26.0  42.1
13 to 14 years  16.7  15.8  24.5  6.7  5.2  4.8  6.8  29.9  11.1  14.7  7.7  7.9  23.3  15.3  29.7  9.6
15 to 16 years  21.0  26.4  25.8  12.7  9.1  9.3  14.0  24.5  17.1  18.4  11.5  11.6  28.0  26.2  18.9  13.1
17 to 18 years  15.9  21.4  13.1  17.0  10.4  12.8  17.4  11.4  16.5  14.4  10.5  9.6  18.1  20.5  9.4  9.9
19 to 20 years  7.5  7.5  3.9  12.8  9.5  10.7  12.5  3.6  11.0  7.9  9.7  9.4  7.1  11.8  4.7  5.2
21 to 25 years  10.7  8.1  3.7  20.3  18.1  23.7  21.4  3.0  17.3  12.6  13.6  16.7  7.7  9.5  4.6  7.1
26 to 30 years  5.7  1.9  1.1  13.4  15.7  17.0  11.8  0.8  10.5  7.8  13.1  13.3  2.3  3.9  2.7  4.6
Over 30 years  6.3  2.3  1.2  13.8  27.9  17.9  11.5  0.7  10.5  9.2  28.0  26.0  1.5  3.1  3.9  8.5
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  100.0
No. of admissions 1,341,268 375,120 278,932 183,030 22,817 137,395 52,384 213,545 48,348 990 4,708 2,758 2,555 1,655 1,167 15,864
No. of prior treatment episodes
None  44.4  51.1  38.9  22.1  40.0  36.7  40.8  61.5  53.5  55.3  44.6  48.5  53.8  49.2  54.3  72.9
1  21.7  19.9  22.3  20.8  23.5  23.6  24.0  22.8  25.0  22.8  20.2  23.3  23.0  23.9  21.0  13.1
2  11.6  9.4  13.1  14.9  13.7  14.8  14.4  8.4  11.0  9.4  11.4  11.0  11.4  13.7  8.1  5.2
3  6.7  5.0  8.1  10.1  7.9  8.9  8.7  3.4  4.7  3.5  6.7  6.1  5.0  5.7  5.0  2.4
4  3.8  2.8  4.5  6.7  4.4  5.1  3.9  1.4  2.3  2.8  3.7  3.8  2.4  2.5  2.2  1.3
5 or more  11.8  11.8  12.9  25.4  10.4  10.9  8.3  2.4  3.6  6.2  13.4  7.3  4.4  4.9  9.4  5.1
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  100.0
No. of admissions 1,385,843 354,718 268,987 214,102 22,691 145,985 49,754 208,241 71,841 917 4,648 2,821 2,501 2,398 1,122 35,117
- -  Quantity is zero.
SOURCE: Office of Applied Studies, Substance Abuse and Mental Health Services Administration, Treatment Episode Data Set (TEDS) - 4.1.02.