Validation of the alcohol, smoking and substance involvement screening test (ASSIST) for identifying methamphetamine use among people on methadone maintenance treatment in Vietnam.

Background And Aims: Identifying those who use methamphetamine or are at high risk of using methamphetamine is essential so that early, appropriate intervention can be made. This study evaluated the use of the Alcohol, Smoking and Substance Involvement Screening Test (ASSIST) for identifying methamphetamine use among people on methadone maintenance treatment (MMT) in Vietnam.

Methods: From June 2021 to May 2023, all people on MMT at 15 methadone clinics in Hanoi and Ho Chi Minh City, Vietnam, were invited to participate in this study.