A comparison of licensed driver counts from the Federal Highway Administration and driver licensing agencies in 11 states.

ABSTRACT: Objective: Those who study motor vehicle crashes may rely on counts of licensed drivers to estimate crash, injury, or fatality rates. These counts may be obtained from the U.S. Department of Transportation Federal Highway Administration's (FHWA) annual Highway Statistics Series or directly from state driver licensing agencies. However, previous studies have questioned the accuracy of these counts provided by the FHWA.Methods: To investigate this issue, we compared counts of licensed drivers from the FHWA and state licensing agencies in 11 states, categorized by sex and age group, from 2013 through 2017. We then assessed the impact of any potential differences by fitting two sets of Poisson regression models to estimate age- and sex-based driver fatality rate ratios. One set o

SUBMITTER: Evans A 

PROVIDER: S-EPMC11114606 | biostudies-literature | 2024

REPOSITORIES: biostudies-literature