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Zarkin, Gary A.; Dunlap, Laura J.; Homsi, Ghada – Evaluation Review, 2006
The use of accreditation has been widespread among medical care providers, but accreditation is relatively new to the drug abuse treatment field. This study presents estimates of the costs of pursuing accreditation for methadone treatment sites. Data are from 102 methadone treatment sites that underwent accreditation as part of the Center for…
Descriptors: Accreditation (Institutions), Program Evaluation, Narcotics, Cost Effectiveness
Trajectories of Heroin Addiction: Growth Mixture Modeling Results Based on a 33-Year Follow-Up Study
Hser, Yih-Ing; Huang, David; Chou, Chih-Ping; Anglin, M. Douglas – Evaluation Review, 2007
This study investigates trajectories of heroin use and subsequent consequences in a sample of 471 male heroin addicts who were admitted to the California Civil Addict Program in 1964-1965 and followed over 33 years. Applying a two-part growth mixture modeling strategy to heroin use level during the first 16 years of the addiction careers since…
Descriptors: Substance Abuse, Narcotics, Drug Addiction, Followup Studies