| The minimal risk S group |
Non-users of cigarettes, alcohol, and drugs. |
| The at-risk SBI group |
Current cigarette smokers, current alcohol users, or past-year drug users (having DAST-10 score 0–2 and all of the following: no daily use of any illicit and nonmedical drugs, no weekly use of illicit and nonmedical drugs, no injection drug use for nonmedical reasons in the past 3 months, not in SUD treatment) |
| The high-risk SBIRT group |
High-risk drinkers (AUDIT-C score ≥5) [45,46] or high-risk drug users (having DAST-10 scores ≥3, or having DAST-10 scores 0–2 and any of the following: daily use of any illicit or nonmedical drugs, weekly use of illicit or nonmedical drugs, injection drug use for nonmedical reasons in the past 3 months, currently in SUD treatment). |
