Factor structure, internal reliability and construct validity of the Methadone Maintenance Treatment Stigma Mechanisms Scale (MMT-SMS).

ABSTRACT:

Background and aim

Experience of stigma towards methadone maintenance treatment (MMT) may be a barrier to the use of this treatment by people with opioid use disorder. We evaluated the factor structure, internal reliability, construct and criterion validity of a theory-based stigma measure, the Methadone Maintenance Treatment Stigma Mechanisms Scale (MMT-SMS) and compared this with the Substance Use Stigma Mechanism Scale (SU-SMS).

Design

Surveys at the beginning and end of a prospective study together with records of drug use and treatment attendance during that study.

Setting

Community methadone clinic in the Northeastern USA.

Participants

Ninety-three participants who were receiving MMT; the average daily methadone dose was 84.8 mg/day (standard deviation = 

SUBMITTER: Smith LR 

PROVIDER: S-EPMC7089617 | biostudies-literature | 2020 Feb

REPOSITORIES: biostudies-literature