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Driving exposure by driver age in Michigan
Background: This study compared driving exposure betweentwo high-crash-risk groups (16-17 and 18-24-yearolds), with a low-crash-risk group (35-64-year-olds). In addition, patterns of association between driving exposure measures and demographic and driving behavior variables were examined. Methods...
Recent changes in the age composition of drivers in 15 countries
Objective: This study examined the recent changes in the percentage of persons with a driver's license in 15 countries as a function of age. Method: The countries included were Canada, Finland, Germany, Great Britain, Israel, Japan, Latvia, The Netherlands, Norway, Poland, South Korea, Spain,...
Recent changes in the age composition of U.S. drivers implications for the extent, safety, and environmental consequences of personal transportation.
This study examined the changes from 1983 to 2008 in the percentage of persons with a driver-s license as a function of age. The results indicate that, over the past 25 years, there was a substantial decrease in the percentage of young people with a driver-s license, and a substantial increase in...
Fatal crash involvement of unlicensed young drivers county level differences according to material deprivation and urbanicity in the United States.
Objectives: This study assessed the association between county level material deprivation and urbanization with fatal road traffic crashes involving young unlicensed drivers in the United States (US). Background: Road traffic crashes have been positively associated with area deprivation and low...
A note the changing gender demographics of U.S. drivers.
Objective: This study examined recent trends in gender differences in the percentage of persons with driver's licenses as a function of age by comparing data from 2010 and 1995. Method: The analysis used data from the Federal Highway Administration and the U.S. Census Bureau. Results: There...
Update Percentage of Young Persons With a Driver's License Continues to Drop.
In two previous studies, we have shown that in several countries, including the United States, the percentage of young persons with a driver's license has recently decreased substantially. In this update, we extend the analysis for the United States-originally performed for 1983 and 2008-...
Female drivers in the United States, 1963-2010 from a minority to a majority?
Objective: This study examined the changes in the relative proportions of male and female drivers between 1963 and 2010. Method: The analysis used data from the Federal Highway Administration. Results: During the period examined, the proportion of male drivers has gradually decreased. In 1963,...
Bus operator types and driver factors in fatal bus crashes results from the buses involved in fatal accidents survey.
The Transportation Safety Analysis Division at the University of Michigan Transportation Research Institute (UMTRI) initiated the Buses Involved in Fatal Accidents (BIFA) project in 2000 to collect more detailed information about buses involved in fatal crashes. The BIFA project is supported by the...
Teen driving motor-vehicle crashes and factors that contribute
The motor-vehicle crash risk of novice teen drivers is unacceptably high. This article examines the historical trends in fatal crash rates for male and female teen drivers as compared to adult drivers by both population and person-miles driven. The effect of motor-vehicle policies on teen driver...
Age-related differences in visual scanning at median-divided highway intersections in rural areas
The objective of this study was to examine age-related differences in visual scanning as drivers performed three separate maneuvers (going straight across, making a left and right turn) at two median-divided highway intersections with different crash frequencies. An on-road study was conducted with...

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