Three Studies of the Mmpi as a Predictive Instrument in Methadone Maintenance

The current popularity of methadone maintenance treatment appears justified largely on the strength of outcome studies which demonstrate its general effectiveness in facilitating the social rehabilitation of heroin addicts. Gearing (1971), for example, reports that only one percent of patients remaining in treatment revert to heroin use, that 80 to 90 percent remain free of other serious drug abuse, and that a majority of patients complete vocational or academic training, become self-supporting and refrain from their prior patterns of criminality and involvement with law enforcement agencies,,