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Amity In-Prison Therapeutic Community: Five-Year Outcomes. Association of Criminal Justice Research (CA) Sacramento, California March 17, 2005.
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Amity In-Prison Therapeutic Community: Five-Year Outcomes Association of Criminal Justice Research (CA) Sacramento, California March 17, 2005 UCLA Integrated Substance Abuse Programs
Prendergast, Michael; Hall, Elizabeth; Wexler, Harry; Melnick, Gerald; & Cao, Yan. (2004). Amity prison-based therapeutic community: Five-year outcomes. Prison Journal, 84(1), 36-60. McCollister, Kathryn; French, Michael; Prendergast, Michael; Hall, Elizabeth; & Sacks, Stan. (2004). Long-term cost effectiveness of addiction treatment for criminal offenders. Justice Quarterly, 21(3), 659-679. Funding from the National Institute on Drug Abuse and the Robert Wood Johnson Foundation UCLA Integrated Substance Abuse Programs
Aims • To assess long-term post-treatment outcomes of a prison-based TC program • To determine differential outcomes within selected subgroups • Toexamine factors that contribute to the long-term recovery of those who did not participate in treatment UCLA Integrated Substance Abuse Programs
Aims • To conduct secondary analyses of data previously collected • To conduct a cost analysis of the prison TC program and the TC continuing care program UCLA Integrated Substance Abuse Programs
Subjects • 715 inmates enrolled in or on a waiting list for a prison-based therapeutic community drug treatment program (1993-1995) • Randomly assigned to treatment or comparison group • Housed in a Level 3 prison in San Diego • Those completing treatment were eligible for TC aftercare at Amity Vista upon release UCLA Integrated Substance Abuse Programs
Subjects • Male • White 37.8%, Hispanic 30.1%, African American 22.4% • Average age at follow up: 38 years (range, 26 to 72) • Low educational attainment • Primarily users of methamphetamine, heroin, and cocaine • Violent: 75% had committed assault, kidnapping, rape, or murder • Mean arrests (lifetime) at baseline: 27 • Mean incarcerations (lifetime) at baseline: 17 • Mean years in prison (lifetime) at baseline: 6 UCLA Integrated Substance Abuse Programs
Methods Five-year follow-up interviews : • 576 completed (80% of original sample) • Face-to-face • Many interviews were conducted in jails and prisons • Modified NDRI follow-up instrument and DARC’s Natural History instrument • Urine samples (31% of completed sample) • Hair samples (19% of completed sample) UCLA Integrated Substance Abuse Programs
Methods: Follow-up Status UCLA Integrated Substance Abuse Programs
Findings at Years 1, 2, and 3 Calculated from Lowe, Wexler, & Peters (1998), Wexler, De Leon, Kressel, & Peters (1999) Wexler Melnick, Lowe, & Peters (1999). UCLA Integrated Substance Abuse Programs
Outcomes for Intent-to-Treat Sample (Chi-square) UCLA Integrated Substance Abuse Programs
Outcomes for Treatment Subgroups (Chi-square) UCLA Integrated Substance Abuse Programs
Days to 1st Incarceration UCLA Integrated Substance Abuse Programs
Cost Effectiveness UCLA Integrated Substance Abuse Programs
Cost Effectiveness UCLA Integrated Substance Abuse Programs
Summary • After five years, reincarceration was high, but Amity participants were significantly less likely to have been returned to prison than comparison subjects. • No difference between treatment and comparison groups in drug use and employment. • Among treatment subgroups, those who completed Vista TC aftercare performed significantly better on reincarceration and employment measures, but not drug use. • Prison treatment plus community treatment is a cost-effective policy for reducing reincarceration. UCLA Integrated Substance Abuse Programs
Thank You Questions? ISAP website: uclaisap.org UCLA Integrated Substance Abuse Programs