DRUG-ABUSE TREATMENT OUTCOME STUDY (DATOS) - TREATMENT EVALUATION RESEARCH IN THE UNITED-STATES

Much of what is known about typical drug abuse treatment outcomes come s from a series of large-scale national prospective longitudinal treat ment evaluation studies supported by the National Institute on Drug Ab use over the past 3 decades. An overview of the historical context, re search design, and findings from the Drug Abuse Reporting Program (DAR P) and the Treatment Outcome Prospective Study (TOPS) is presented. Th e Drug Abuse Treatment Outcome Study (DATOS), a multisite cooperative agreement, is the latest and most advanced in this research designed t o understand drug abuse treatment. DATOS investigators are conducting analyses in 4 thematic areas: health services research, retention and engagement in treatment, the life course of treated addicts, and polic y-relevant treatment outcome studies.