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. Author manuscript; available in PMC: 2008 Feb 1.
Published in final edited form as: Addict Behav. 2006 May 19;32(2):265–281. doi: 10.1016/j.addbeh.2006.03.043

Table 3.

Prevalence of heroin smoking, heroin sniffing, heroin injecting, and any injection drug use among adolescent heroin users aged 12 to 17

Prevalence, % Heroin smoking Heroin sniffing Heroin injecting Any injection drug use1
Any heroin users N = 135 48.1 59.7 26.4 29.0
Heroin smokers N = 63 100 46.3 22.1 27.1
Heroin sniffers N = 77 37.3 100 21.5 25.9
Heroin injectors N = 46 39.0 47.2 100 100
1

Having ever injecting any drug (heroin, cocaine, methamphetamine, or any other drug) for nonmedical purposes (e.g., for the experience or feeling it causes).