Table 5.5b
Heroin admissions by route of administration and planned use of methadone: TEDS 1992-2002
Percent distribution
[Based on administrative data reported to TEDS by all reporting States and jurisdictions. See Table 4.2.]
Route of heroin administration and planned use of methadone 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002
Route of administration
Injection   76.8   73.8   72.7   68.9   68.6   66.4   64.9   65.1   63.1   61.5   61.9
Inhalation   19.8   22.9   23.7   27.3   27.2   29.0   30.2   29.6   31.5   33.2   32.9
Smoking    1.4    1.7    2.0    2.2    2.4    2.7    2.7    3.0    2.8    2.5    2.5
Oral    1.3    1.1    1.1    1.1    1.1    1.2    1.4    1.4    1.7    1.9    1.8
Other    0.7    0.6    0.5    0.5    0.6    0.7    0.8    1.0    0.9    0.9    0.9
Total   100.0  100.0  100.0  100.0  100.0  100.0  100.0  100.0  100.0  100.0  100.0
Methadone use planned as part of treatment, by route of administration
Injection   61.2   59.8   59.9   54.0   50.1   44.8   44.4   43.4   41.7   39.5   38.2
Inhalation   44.2   41.9   40.0   28.5   22.7   22.8   32.2   29.5   29.1   30.8   32.1
Smoking   42.8   44.6   49.8   48.9   49.0   47.4   47.1   48.5   46.0   38.2   38.2
Oral   17.3   18.1   21.7   16.8   19.4   16.7   17.9   16.4   15.0   15.5   17.6
Other   47.8   40.6   45.3   39.9   39.7   36.5   35.5   36.4   27.3   29.9   32.7
Total    56.9   54.9   54.5   46.4   42.2   38.1   40.3   39.0   37.3   36.0   35.7
SOURCE: Office of Applied Studies, Substance Abuse and Mental Health Services Administration, Treatment Episode Data Set (TEDS) - 3.01.04.