More than two in five drivers – 42 % – who used alcohol and cannabis in the past year said they drove under the influence (DUI) of alcohol, cannabis or both, raising public health concerns. People who said they used alcohol and cannabis at the same time were more likely to report driving under the influence of cannabis alone or combined with alcohol.
Those are the highlights of a new study of drivers conducted by researchers at the Columbia University Mailman School of Public Health that examined whether simultaneous use of alcohol and cannabis is associated with higher odds of driving while intoxicated.
The findings, “Simultaneous Alcohol/Cannabis Use
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