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Alcohol-impaired driving in US counties, 2002-2012
Jacob E Sunshine1,2, Laura Dwyer-Lindgren2, Alan Chen2
1Department of Anesthesiology & Pain Medicine, University of Washington School of Medicine, Seattle, USA.
Population Health Metrics
|February 3, 2018
Summary
Alcohol-impaired driving episodes decreased by 17.4% from 2002 to 2012, but millions of episodes still occur annually. Public health initiatives are crucial to address this persistent high-risk behavior.
Area of Science:
- Public Health
- Epidemiology
- Transportation Safety
Background:
- Excessive alcohol consumption and impaired driving are major public health issues.
- These behaviors contribute significantly to morbidity and mortality, especially in younger demographics.
Purpose of the Study:
- To estimate the county-level prevalence of alcohol-impaired driving across the United States.
- To analyze trends in alcohol-impaired driving from 2002 to 2012.
Main Methods:
- Utilized data from the Behavioral Risk Factor Surveillance System (BRFSS).
- Employed a small area modeling strategy for county-level prevalence estimation.
- Analyzed data for all U.S. counties from 2002 to 2012.
Main Results:
- Alcohol-impaired driving episodes declined by 17.4% from 157 million in 2002 to 129.7 million in 2012.
- Prevalence varied significantly by county, from 2.0% to 9.3%.
- Identified clusters of increased alcohol-impaired driving in specific regions of Wisconsin, North Dakota, and Montana.
Conclusions:
- Progress in reducing alcohol-impaired driving is observed but requires continued attention.
- Self-reported data may underestimate the true prevalence of this behavior.
- Renewed public health efforts are necessary to mitigate millions of monthly alcohol-impaired driving episodes.
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