Participant recruitment and eligibility
MAY, RECRUITMENT, DISORDERS
The parent trial was conducted at Turning Point, a national addiction treatment and research centre based in Melbourne, Australia. Participants were recruited from across Australia between May 2018 and October 2019 via social media advertising, clinician referrals, and advertising in University and hospital newsletters. Recruitment material invited people to participate who were interested in receiving one of two telephone-delivered support programs to help them reduce their alcohol use. Participants aged ≥18 years with problem alcohol use indicated by an Alcohol Use Disorders Identification Test (AUDIT) (