Acute Sleep Deprivation and Risk of Motor Vehicle Crash Involvement
This drowsy driving study quantifies a driver's relative risk of being involved in a crash in relation to the number of hours that they slept in the past 24 hours.
December 2016 // Full Report PDF // Fact Sheet PDF
American Driving Survey: 2014 – 2015
This report presents data on the proportion of U.S. residents who drive and the amount of driving that they did in years 2014-2015 based on the AAA Foundation's surveys of representative samples of households nationwide.
September 2016 // Full Report PDF // Fact Sheet PDF
The Prevalence of Motor Vehicle Crashes Involving Road Debris, United States, 2011-2014
This study examines data from a sample of in-depth crash investigations to estimate the number of crashes, injuries, and deaths in the U.S. each year that are caused by debris on the roads or falling from vehicles.
August 2016 // Full Report PDF // Fact Sheet PDF
Prevalence of Self-Reported Aggressive Driving Behavior: United States, 2014
This report provides data on the prevalence of self-reported aggressive driving behaviors based on a survey of a representative sample of U.S. drivers.
July 2016 // Full Report PDF // Fact Sheet PDF
Cannabis Use Among Drivers Suspected of Driving Under the Influence or Involved in Collisions: Analysis of Washington State Patrol Data
This study examined data from drivers involved in crashes and drivers suspected of DUI in Washington state.
May 2016 // Full Report PDF // Fact Sheet PDF
An Evaluation of Data from Drivers Arrested for Driving Under the Influence in Relation to Per se Limits for Cannabis
This study examines the relationship between toxicological test results and performance on a battery of physiological and psychomotor measures used by law enforcement officers among drivers arrested for DUI.
May 2016 // Full Report PDF // Fact Sheet PDF
Prevalence of Marijuana Use Among Drivers 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 // Full Report PDF // Fact Sheet PDF
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 // Full Report PDF // Fact Sheet PDF
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 PDF
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 // Full Report PDF // Fact Sheet PDF