From: Interaction of marijuana and alcohol on fatal motor vehicle crash risk: a case–control study
Testing Result | |||||
---|---|---|---|---|---|
Marijuana | Alcohol | Crude OR | 95% CI | aAdjusted OR | 95% CI |
Negative | Negative | 1.00 | Reference | 1.00 | Reference |
Negative | Positive | 15.93 | 13.99, 18.14 | 16.33 | 14.23, 18.75 |
Positive | Negative | 1.46 | 1.11, 1.92 | 1.54 | 1.16, 2.03 |
Positive | Positive | 23.31 | 16.92, 32.12 | 25.09 | 17.97, 35.03 |