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Predictors of older drivers' involvement in high-range speeding behavior.
Anna Chevalier1, Kristy Coxon1,2, Kris Rogers1
1a The George Institute for Global Health, Sydney Medical School, The University of Sydney , Sydney , New South Wales , Australia.
Traffic Injury Prevention
|September 3, 2016
Summary
Older drivers aged 75-94 engaging in high-range speeding, defined as 10+ km/h over the limit, were more likely to have better cognitive function and attention. Poorer cognition may lead to safer driving behavior.
Area of Science:
- Gerontology
- Traffic Safety
- Cognitive Science
Background:
- Vehicle speed is a critical factor in crash risk and injury severity.
- Older drivers face elevated risks in casualty crashes compared to younger counterparts.
- Objective data on speeding behaviors among older drivers is limited.
Purpose of the Study:
- To investigate the characteristics of high-range speeding in drivers aged 75-94.
- To identify predictors associated with high-range speeding in this demographic.
Main Methods:
- Global Positioning System (GPS) devices estimated speed per second.
- High-range speeding defined as 10+ km/h above the speed limit for 30 seconds.
- Regression analyses explored associations between speeding events and predictive factors.
Main Results:
- 77% of participants engaged in high-range speeding events over 12 months.
- Participants involved in speeding drove twice as many kilometers.
- Higher rates of speeding correlated with better cognitive function and attention.
Conclusions:
- Older drivers with superior cognitive function and attention exhibit higher rates of high-range speeding.
- Conversely, drivers with poorer cognition and visual attention may adopt more cautious driving habits, reducing speeding.
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