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| Participant patterns of cocaine and ATS use | RAB drug (± SD) | RAB sex (± SD) |
|---|---|---|
| No co-use (opioids only; n = 43) | 5.98 (± 5.88) | 2.16 (± 2.20) |
| Co-used cocaine only (n = 106) | 9.29 (± 6.69) | 3.48 (± 3.95) |
| Co-used ATS only (n = 11) | 10.91 (± 5.63) | 3.27 (± 2.00) |
| Co-used cocaine and ATS (n = 37) | 13.54 (± 6.05) | 4.62 (± 4.04) |
ATS amphetamine type stimulants, RAB risk assessment battery, SD standard deviation
