This article describes the development and application of the Dual Diagnosis Capability in Addiction Treatment (DDCAT) Index. The DDCAT has been found to have acceptable psychometric properties (internal consistency, inter-rater agreement, kappa) and is sensitive to change. Three case examples illustrate its use.

This article outlines implementation strategies that have been used by successful dual-diagnosis programs.

This is an article of a research study published in the Journal of the American Medical Association (JAMA). The study found the prevalence of co-morbid alcohol, other drug, and mental disorders in the US. Data was gathered from 20,291 persons interviewed in the National Institute of Mental Health (NIMH) Epidemiologic Catchment Area Program.

This research article shows that clients in high-fidelity Assertive Community Treatment (ACT) programs showed greater reductions in alcohol and drug use and attained higher rates of remission from substance-use disorders than clients in the low-fidelity programs.

This booklet and web page are practical guides for the IDDT Affiliation Code initiative, which gives the State of Ohio, county boards, and service agencies the capacity to collect data and to examine indicators and outcomes systematically for IDDT consumers in local communities and throughout the state. Free PDFs.

This document helps inform the process of implementing evidence-based practices, emerging best practices, and other service innovations. The purpose of this monograph is to describe the results of a far-reaching review of the implementation literature.

This article from Psychiatric Services explains how effective dual-diagnosis programs combine mental health and substance abuse interventions that are tailored for the complex needs of clients with comorbid disorders. The authors describe the critical components of effective programs.

The authors of this article describe the policy and administrative-practice implications of implementing evidence-based services, particularly in public-sector settings.

This article reviews 26 controlled studies of psychosocial interventions published or reported in the between 1994 and 2003. The cumulative evidence from experimental and quasi-experimental research supports integrating outpatient mental-health and substance-abuse treatments into a single, cohesive package.