Validation Persian Version of the Questionnaire on Attitudes toward Methadone Maintenance Treatment

Drug substitution treatments are important due to their social pathology decreasing role. The effectiveness of these treatments is depended on several factors including patients’ treatment attitudes, which is critical in their treatment acceptance and persistence. Regarding a valid instrument necessity in study of the patient’s attitudes, a survey was conducted to validate the Persian version of the questionnaire on attitudes toward methadone maintenance treatment.
Material and It was a cross-sectional study in 2015. The questionnaire was translated into the Persian language through an open translation procedure and was revised and modified by the related professionals. Seven hundred and fifty patients with substance use disorder filled out the questionnaires. The same questionnaire was filled out again by 100 out of the 750 participants. Data was statistically analyzed through SPSS16 based on statistical tests including Cronbach’s Alpha, intraclass correlation coefficient, and factor analysis correlation.
The mean age of participants was 40.92.12 years old and 628 participants were male (83.7%). The Cronbach’s Alpha coefficient for Methadone scale treatment of the addiction treatment attitudes in this study was 0.81 and The Intraclass correlation coefficients were 0.75.
The Persian version of the 32-item questionnaire of the addiction treatment attitudes toward methadone maintenance treatment was found as an appropriate instrument for addiction treatment attitude study.