Table 1.
Prevalence of recent substance use by substance use variables 2015-2017.
| Predictors | 2015 | 2016 | 2017 |
|---|---|---|---|
| Past Month Methamphetamine Use | |||
| Heroin Month Use | 9.0% (0.1, 17.9) | 19.7% (9.1, 30.3) | 30.2% (17.5, 42.9)* |
| HUD | 6.2% (1.0, 11.5) | 15.4% (7.7, 23.2)* | 19.1% (11.2, 26.9)** |
| PO Month Use | 4.0% (2.2, 5.8) | 4.1% (2.4, 5.8) | 4.7% (2.9, 6.5) |
| POUD | 3.8% (1.5, 6.2) | 8.9% (4.6, 13.1)* | 7.9% (4.4, 11.4)* |
| Use Disorder | |||
| Cannabis | 3.4% (2.2, 4.6) | 2.7% (1.0, 4.4) | 3.5% (2.0, 4.9) |
| Cocaine | 7.6% (2.8, 12.4) | 6.7% (1.5, 11.9) | 8.9% (5.1, 12.7) |
| Rx Tranquilizer | 2.0% (0.3, 3.7) | 6.6% (1.9, 11.2)* | 13.4% (6.3, 20.5)*** |
| Rx Stimulant | 13.9% (3.7, 24.1) | 9.9% (2.7, 17.2) | 11.5% (5.4, 17.5) |
| Past Month Use | |||
| Cannabis | 2.2% (1.7, 2.8) | 1.5% (1.0, 2.0) | 2.0% (1.5, 2.6) |
| Cocaine | 7.0% (4.1, 9.8) | 4.9% (1.1, 8.7) | 5.7% (2.7, 8.8) |
| Rx Tranquilizer | 5.3% (2.9, 7.9) | 4.8% (2.5, 7.1) | 10.6% (6.7, 14.5)* |
| Rx Stimulant | 8.7% (4.7, 12.6) | 4.1% (1.5, 6.7) | 4.2% (2.0, 6.4) |
| Past Month Cannabis Use | |||
| Heroin Month Use | 56.9% (43.2, 70.7) | 67.8% (56.2, 79.3) | 55.0% (44.2, 65.8) |
| HUD | 48.5% (38.5, 58.5) | 61.1% (52.2, 70.0) | 42.6% (34.4, 50.8) |
| PO Month Use | 39.7% (34.6, 44.8) | 42.1% (36.2, 47.9) | 44.7% (39.8, 49.7) |
| POUD | 35.0% (28.5, 41.5) | 37.7% (32.1, 43.3) | 42.7% (36.6, 48.8) |
| Past Month Cocaine Use | |||
| Heroin Month Use | 29.8% (17.9, 41.6) | 39.2% (26.4, 52.1) | 34.9% (22.2, 47.6) |
| HUD | 16.9% (9.4, 24.4) | 27.6% (18.1, 37.1) | 16.7% (9.9, 23.4) |
| PO Month Use | 9.4% (6.6, 12.3) | 8.3% (5.7, 11.0) | 7.6% (5.3, 9.9) |
| POUD | 10.0% (5.5, 14.5) | 12.1% (8.1, 16.0) | 8.6% (5.5, 11.7) |
| Past Month Prescription Stimulant Use | |||
| Heroin Month Use | 16.7% (7.9, 25.5) | 10.1% (2.4, 17.8) | 9.6% (3.5, 15.7) |
| HUD | 9.4% (4.0, 14.8) | 10.8% (4.9, 16.8) | 6.6% (2.9, 10.4) |
| PO Month Use | 10.6% (7.9, 13.2) | 9.0% (6.4, 11.6) | 10.6% (8.0, 13.2) |
| POUD | 10.1% (6.4, 13.8) | 9.9% (6.2, 13.5) | 11.6% (8.2, 15.0) |
| Past Month Prescription Tranquilizer Use | |||
| Heroin Month Use | 28.0% (16.2, 39.9) | 27.7% (17.1, 38.4) | 24.6% (13.6, 35.6) |
| HUD | 19.7% (12.1, 27.4) | 25.0% (16.6, 33.4) | 21.0% (12.3, 29.6) |
| PO Month Use | 18.8% (15.0, 22.6) | 20.2% (16.1, 24.4) | 16.3% (12.6, 20.1) |
| POUD | 18.6% (14.0, 23.2) | 18.1% (12.7, 23.4) | 21.8% (15.7, 27.9) |
Note. Bold values showed statistically significant use history by year interactions. Asterisked values indicate significant differences from the year 2015
*
p < .05;
**
p < .01.