Table 2 Step criteria at 3-month follow-up

Step Criteria Based on PrEP:

Has not initiated PrEP (either Truvada, Descovy or Cabotegravir)

On oral-daily PrEP but self-reports non-adherence (missed 4 or more days in a row) in past 3 months

On long-acting injectable but has not received 2nd dose within +/- 7 days of 28 days (i.e., 35 days) after 1st dose (only check this if 3-month follow-up takes place 35 days or more after 1st dose)

Step Criteria Based on Substance Use:

Self-reported drug use of the targeted SUD diagnosed at baseline for 1 (or more) day(s) in the past 14 days

Positive urine drug screen for targeted SUD diagnosed at baseline