评估摩托车手在曲线道路段上受伤的严重程度,具有时间动态和未观察到的异质性
Monire Jafari1, Michael Starewich2, Ahmed Hossain3
1Data Analytics and Information Systems, Texas State University, San Marcos, TX, 78666, USA.
Scientific reports
|April 16, 2025
概括
在曲线上发生的摩托车撞车事故是复杂的. 这项研究揭示了诸如天气和碰撞等因素对伤害严重程度有重大影响,随着时间的推移,风险会发生变化.
科学领域:
- 道路交通安全问题 道路安全问题
- 交通工程是交通工程.
- 预防伤害的预防.
背景情况:
- 由于许多动态因素,摩托车手在曲的道路上面临更高的受伤风险.
- 了解这些因素,时间变化和未观察到的异质性对于有效的安全干预至关重要.
研究的目的:
- 分析影响曲路段摩托车伤害严重程度的促成因素和时间变化.
- 为了确定与致命的摩托车在曲线上的撞击相关的特定风险因素.
主要方法:
- 利用混合logit模型分析了8,815起德克萨斯州曲线上的摩托车撞车事故 (2017-2022年).
- 确定了正常分布的随机参数,并计算了损伤概率的平均边际影响.
主要成果:
- 晴朗的天气,固定物体碰撞,特定的速度限制 (40-60英里/小时),白人种族和25-54岁的骑手被确定为随机参数.
- 多云天气,有标记的车道,没有中间线的道路和固定物体的碰撞增加了致命伤害的可能性.
- 阴天和固定物体碰撞始终增加了致命伤害的严重程度,而白天和年轻骑手 (15-24岁) 则减少了.
结论:
- 时间变化显著影响在曲线上摩托车伤害的严重程度.
- 诸如天气,碰撞类型和骑手人口统计学等因素发挥着关键作用,需要动态的安全策略.
- 2020年COVID-19大流行的影响显示严重程度降低,可能是由于交通减少和乘客谨慎度增加.
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