Analysis of US Teen Driving After Using Marijuana, 2017

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January 14th, 2021

Marijuana use impairs cognitive abilities necessary for safe driving, including reaction time, road lane–tracking ability, and attention maintenance. In 2018, 45.3% of US residents aged 12 years or older reported having used marijuana in their lifetime; 10.1% were recent users.¹ Although US high school seniors reporting driving after using marijuana (DAUM) decreased slightly from 14.6% in 2001 to 12.4% in 2011,² given recent trends in the legalization of marijuana for recreational and medicinal use, teenagers may show decreases in perceived harmfulness of marijuana use and increases in general marijuana use.³^,4 This study aims to estimate the prevalence of and factors associated with DAUM among US teenaged drivers.

Read the full study here.