Table 2.
Self-reported fentanyl use and urine detection
| n | % | |
|---|---|---|
| Opioid of preference | ||
| Heroin | 237 | 98.75 |
| Fentanyl | 3 | 1.25 |
| When is the last time you used any opioid? | n | % |
| Within the past 24 h (1 day) | 220 | 91.67 |
| Within the past 48 h (2 days) | 11 | 4.58 |
| Within the past 72 h (3 days) | 0 | 0.00 |
| Within the past week (7 days) | 6 | 2.50 |
| Within the past month (30 days) | 1 | 0.42 |
| More than a month ago (> 30 days) | 1 | 0.42 |
| Don’t know/refused | 1 | 0.42 |
| Perceived past year fentanyl exposure | n | % |
| No | 154 | 64.17 |
| Yes | 82 | 34.17 |
| Unknown or not sure | 3 | 1.25 |
| Missing | 1 | 0.42 |
| Fentanyl urinalysis test results | n | % |
| Positive | 225 | 93.75 |
| Negative | 15 | 6.25 |
| Positive polysubstance urinalysis test results* | n | % |
| Norfentanyl + oxycodone | 151 | 80.70 |
| Norfenanyl + opioids | 102 | 73.90 |
| Norfentanyl + stimulant | 145 | 60.70 |
| Norfentanyl + other non-opioid non-stimulant drug | 224 | 93.70 |
*Categories total to > 100% because categories are not mutually exclusive