This Campbell systematic review examines the effectiveness of 12‐step programs in
reducing the use of illicit drugs. The review summarises findings from 10 studies, nine of …

This systematic review comprises a summary of the research literature on the effectiveness
of interventions aimed at reducing criminal behaviour among drug users. Systematic reviews …

Background Stepped-care is a commonly recommended and implemented care model
across health care domains, including substance use. Despite their presumed efficient …

A meta-analysis was conducted on 78 studies of drug treatment conducted between 1965
and 1996. Each study compared outcomes among clients who received drug treatment with …

Objective: Despite significant advances in psychosocial treatments for substance use
disorders, the relative success of these approaches has not been well documented. In this …

This study was designed to determine if 12-Steps groups efficacy for substance abuse
treatment significantly improve abstinence rates of heroin addicts in the short run and long …

Aims To determine from a review of the available literature the extent to which involvement
in 12‐Step mutual support groups could play a role in the recovery process for individuals …

Background Although screening, brief intervention, and referral to treatment (SBIRT) has
shown promise for alcohol use, relatively little is known about its effectiveness for adult illicit …

Of particular interest in the psychosocial treatment of addictions is determining how much
therapy is required to bring about behaviour change. Stepped care approaches, where non …

Approaches incorporating 12-Step beliefs and practices have dominated substance abuse
treatment despite a lack of empirical support. Recent claims for effectiveness relying on …