Table.
Distribution of risky substance use among injured patients screened in the emergency department (N=5,695).
| Substance | High-risk use | Moderate-risk use | Low-risk use | No lifetime use |
|---|---|---|---|---|
| Tobacco | 6.17 (5.54,6.79) | 34.28 (33.04,35.51) | 25.37 (24.23,26.50) | 34.19 (32.96,35.42) |
| Alcohol | 3.48 (3.01,3.96) | 14.32 (13.41,15.23) | 70.21 (69.03,71.40) | 11.98 (11.14,12.83) |
| Cannabis | 2.21 (1.83,2.59) | 19.29 (18.27,20.32) | 31.08 (29.87,32.28) | 47.42 (46.12,48.72) |
| Cocaine | 0.78 (0.55,1.00) | 3.23 (2.77,3.69) | 14.13 (13.23,15.04) | 81.86 (80.86,82.87) |
| Opioids | 0.60 (0.40,0.80) | 2.25 (1.87,2.64) | 4.25 (3.72,4.77) | 92.90 (92.23,93.57) |
| Amphetamines | 0.28 (0.14,0.42) | 2.61 (2.19,3.02) | 10.17 (9.38,10.95) | 86.94 (86.07,87.82) |
| Hallucinogens | 0.09 (0.01,0.17) | 1.55 (1.23,1.88) | 12.55 (11.69,13.41) | 85.81 (84.9,86.72) |
| Sedatives | 0.06 (0,0.12) | 1.03 (0.76,1.30) | 3.18 (2.71,3.66) | 95.73 (95.19,96.28) |
| Inhalants | 0 | 0.32 (0.17,0.46) | 2.59 (2.18,3.00) | 97.09 (96.66,97.53) |
All values are % (95% confidence interval).