| Total | Used as intended | Practiced HRB | p value |
---|---|---|---|---|
 | No. (col %) | No. (col %) | No. (col %) |  |
Total | 196 (100) | 119 (100) | 77 (100) | Â |
Concern about fentanyl | 157 (80.5) | 85 (72.0) | 72 (93.5) | < 0.001 |
Wished they could know about fentanyl presence with more certainty | 160 (81.6) | 92 (78.6) | 68 (90.7) | 0.029 |
Prefer fentanyl | 73 (37.2) | 59 (49.6) | 14 (18.2) | < 0.001 |