Drugs/metabolites | All participants N = 89 | Unknow IMF exposure, no reported past 3-day IMF use1 N = 16 | Unknown IMF exposure, no reported past 30-day heroin/IMF use2 N = 10 | |||
---|---|---|---|---|---|---|
Results of urine toxicology analysis | Self-reported use in the past 3 days | Results of urine toxicology analysis | Self-reported use in the past 3 days | Results of urine toxicology analysis | Self-reported use in the past 3 days | |
Methamphetamine (and/or amphetamine) | 78 (87.6%) | 73 (82.0%) | 16 (100.0%) | 16 (100.0%) | 10 (100.0%) | 10 (100.0%) |
Cocaine | 37 (41.6%) | 24 (27.0%) | 9 (56.3%) | 3 (18.8%) | 4 (40.0%) | 1 (10.0%) |
Benzodiazepines | 16 (18.0%) | 20 (22.5%) | 5 (31.3%) | 3 (18.8%) | 4 (40.0%) | 2 (20.0%) |
Heroin (morphine/6-MAM) | 17 (19.1%) | 26 (29.2%) | 2 (12.5%) | 3 (18.8%) | 1 (10.0%) | 0 (0%) |
IMF (fentanyl and/or analogs, any): | 64 (71.9%) | 48 (53.9%) | 16 (100.0%) | 0 (0.0%) | 10 (100.0%) | 0 (0%) |
Fentanyl (and/or norfentanyl metabolite) | 64 (71.9%) | 48 (53.9%) | 16 (100.0%) | 0 (0.0%) | 10 (100.0%) | 0 (0%) |
Carfentanil | 5 (5.6%) | 6 (6.7%) | 1 (6.3%) | 0 (0.0%) | 0 (0.0%) | 0 (0%) |
Despropionylfentanyl (4-ANNP) | 51 (57.3%) | 10 (62.5%) | 7 (7.0%) | |||
Acetylfentanyl | 38 (42.7%) | 7 (43.8%) | 3 (30.0%) | |||
Fluorofentanyl | 17 (19.1%) | 5 (31.3%) | 4 (40.0%) | |||
Despropionyl Fluorofentanyl | 16 (18.0%) | 6 (37.5%) | 4 (40.0%) | |||
Tetrahydrofuran Fentanyl | 12 (13.5%) | 0 (0.0%) | 0 (0.0%) | |||
Benzylfentanyl | 10 (11.2%) | 1 (6.3%) | 1 (10.0%) | |||
Valeryl/Isovaleryl Fentanyl | 6 (6.7%) | 0 (0.0%) | 0 (0.0%) | |||
Butyryl/Isobutyryl Fentanyl | 2 (2.2%) | 0 (0.0%) | 0 (0.0%) | |||
Acrylfentanyl | 1 (1.1%) | 0 (0.0%) | 0 (0.0%) | |||
Xylazine | 11 (12.4%) | 2 (12.5%) | 1 (10.0%) |