Presence of fentanyl or fentanyl analogues and heroin among cases of fatal illicit drug overdose in British Columbia, 2015–2017
| Opioid class relevant to death | No. (%) of cases | |
|---|---|---|
| Total among all illicit drug deaths n = 1789 | Total among cases with ≥ 1 nonprescribed opioid n = 1494 | |
| Fentanyl or fentanyl analogue* | 1174 (65.6) | 1173 (78.5) |
| Heroin | 494 (27.6) | 494 (33.1) |
| No fentanyl analogue or heroin | 409 (22.9) | 115 (7.7) |
↵* 3-Methylfentanyl, acetylfentanyl, carfentanil or furanylfentanyl.