Acute cannabis consumption and motor vehicle collision risk

The study examined how using dagga affects car crashes. Researchers analyzed real car accidents involving drivers who had used dagga and those who hadn’t. They only included studies that tested drivers for dagga in their blood or asked them if they had used recently. They didn’t consider studies that used driving simulators or experiments.

Two reviewers assessed each study to ensure its fairness and reliability. They combined all the results using statistical methods.

They identified nine studies that met their criteria. They found that driving after using dagga significantly increases the risk of being in a car crash compared to driving sober. The risk nearly doubled. However, the results varied greatly between studies. The risk was higher in studies focusing on serious crashes or when comparing drivers who had used dagga with those who hadn’t.

In summary, the study shows that using dagga before driving raises the risk of being in a car accident, especially a serious one. This information could help in campaigns against driving under the influence of dagga, in creating regulations to prevent people from using drugs before driving, and in raising public awareness.

Read the full study at the link below:

https://www.bmj.com/content/344/bmj.e536

Marijuana Use and Motor Vehicle Crashes

Since 1996, 16 states and the District of Columbia in the United States have made it legal to use dagga...
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