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. Author manuscript; available in PMC: 2012 Jul 1.
Published in final edited form as: J Subst Abuse Treat. 2011 Feb 23;41(1):14–20. doi: 10.1016/j.jsat.2011.01.007

Table 4.

Classifications of historical and active drug use among 1,712 HIV-infected patients

History of drug use Active drug use: 1999-2005
IDU non-IDU No use Total
IDU 67 130 65 262
non-IDU 7 638 140 785
No use 0 0 665 665
Total 74 768 870 1712