Tag: marijuana

Driver Behavior & Performance

Prevalence of Marijuana Involvement in Fatal Crashes: Washington, 2010-2014

This study quantifies the prevalence of marijuana involvement in fatal crashes in the state of Washington in years 2010 – 2014, and examines whether the prevalence changed after the legalization of recreational use of marijuana took effect in the state.

May 2016 Technical Report | Report Summary

Driver Behavior & Performance

Driving Under the Influence of Alcohol and Marijuana: Beliefs and Behaviors, United States, 2013-2015

The purpose of this study was to provide estimates of the prevalence of self-reported driving under the influence of alcohol and marijuana, and related perceptions and beliefs among U.S. drivers ages 18 and older.

May 2016 Technical Report | Report Summary

Driver Behavior & Performance

Overview of Major Issues Regarding the Impacts of Alcohol and Marijuana on Driving

This document provides an overview of issues related to marijuana consumption, driving impairment and blood testing as well as the potential impacts of social and legal factors.

March 2016 Research Brief

Driver Behavior & Performance

Advancing Drugged Driving Data at the State Level: Synthesis of Barriers and Expert Panel Recommendations

The objective of this project is to identify and recommend strategies for improving state-level data on drugged driving by addressing the most significant barriers that impede state efforts to collect and compile such data.

March 2016 Technical Report | Report Summary