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Time series analysis of resampled red-light violations to understand drivers’ adaptation to extended yellow intervals 对重新采样的红灯违规行为进行时间序列分析,以了解驾驶员对延长的黄间隔的适应
IF 4.4 2区 工程技术 Q1 ERGONOMICS Pub Date : 2025-11-24 DOI: 10.1016/j.jsr.2025.11.009
Pouya Jalali Khalilabadi , Henrick Haule , Yao-Jan Wu
Introduction: Red-light running (RLR) poses significant safety risks at signalized intersections, often leading to severe crashes. Increasing yellow intervals has been proposed as a countermeasure for RLR violations. Despite the immediate effectiveness of increasing yellow intervals in reducing RLR violations, concerns remain regarding potential driver adaptation over time. This study aimed to evaluate the long-term effectiveness of increased yellow intervals on driver compliance using RLR events on through and left-turn movements. Method: The data were collected from three intersections in the Phoenix metropolitan area for 81 and 496 days (about one and a half years) before and after increasing the through and left-turn yellow intervals. An Interrupted Time Series Analysis (ITSA) and Block Bootstrap Resampling were applied to determine the significance of the intervention and the impact of the intervention through time. Results: The results showed that increasing the yellow intervals led to a significant and sustained reduction in RLR violations for both through and left-turn movements across all treatment sites. Importantly, ITSA results indicated no evidence of driver adaptation, reinforcing the long-term effectiveness of increasing yellow intervals on RLR. This research also shows the impact of movement types and site-specific characteristics, including traffic volume and intersection layout, on the effectiveness of signal timing adjustments for safety improvements. Practical applications: Understanding the drivers’ adaptation to the changes in signal timing could assist agencies when considering using longer yellow intervals to address chronic red light running violations and defining the allowable period before readjustment of signal timing plans for safety purposes.
简介:闯红灯(RLR)给信号交叉口带来了巨大的安全风险,经常导致严重的交通事故。提出了增加黄色间隔作为RLR违规的对策。尽管增加黄色间隔在减少RLR违规方面具有立竿见影的效果,但随着时间的推移,人们仍然担心驾驶员的潜在适应性。本研究旨在评估在通过和左转时使用RLR事件增加黄线间隔对驾驶员依从性的长期有效性。方法:选取凤凰城市区3个十字路口,分别在增加通行和左转黄间隔前后的81天和496天(约1年半)进行数据采集。采用中断时间序列分析(ITSA)和块Bootstrap重采样来确定干预的显著性和干预随时间的影响。结果表明,增加黄色间隔导致所有处理点的横过和左转运动中RLR违规行为显著且持续减少。重要的是,ITSA结果没有显示驾驶员适应的证据,这加强了增加黄色间隔对RLR的长期有效性。该研究还显示了交通类型和特定站点特征(包括交通量和交叉口布局)对信号配时调整的有效性的影响。实际应用:了解驾驶员对信号配时变化的适应能力,可以帮助政府部门考虑使用更长的黄灯间隔来解决长期的闯红灯违规行为,并为安全目的确定重新调整信号配时计划之前的允许时间。
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引用次数: 0
Mobility assistance preferences and device adoption among community-dwelling older adults in Taiwan 台湾社区居住老年人的行动辅助偏好与设备采用
IF 4.4 2区 工程技术 Q1 ERGONOMICS Pub Date : 2025-11-23 DOI: 10.1016/j.jsr.2025.11.011
Fang-Lin Kuo , Chayannan Jaide , I-Hui Chen , Fang-Ju Lin , Yen Lee
Background and Objectives: Mobility decline is a significant concern among older adults; however, many delay or resist adopting assistive walking devices. Guided by the person–environment–occupation model, this study examined attitudes toward mobility decline and assistive devices. It explored how sociodemographic, personal, and environmental factors influenced preferences and predicted device use over time. Research Design and Methods: A longitudinal observational study was conducted with 203 community-dwelling adults aged 65 years and older in Taiwan who walked independently at baseline. Participants, recruited from 18 community centers, completed questionnaires on mobility-related attitudes, and underwent gait assessments at baseline and one-year follow-up. Logistic regression models were applied to examine preferences for mobility assistance and the likelihood of device adoption. Results: Participants with fewer socio-financial concerns (Est = −0.57, p = 0.01) and those less skeptical toward walking aids (Est = −0.59, p = 0.02) were more likely to prefer device use. Women showed a lower, though non-significant, likelihood of preferring walking devices (Est = −0.65). Higher IADL scores (Est = −0.79, p = 0.01) and increased use of antihypertensive medication (Est = −2.28, p = 0.04) were significantly associated with a reduced probability of walking device adoption. Attitudinal factors and repeated falls were not significant predictors in the follow-up model. Discussion and Implications: The findings suggest that while attitudes shape preferences, the actual adoption of walking devices is more closely tied to functional decline. Declining IADL and antihypertensive use were linked to higher rates of device adoption, possibly reflecting greater health monitoring needs. Clinicians should regard the use of antihypertensive medications as a potential prompt for mobility screening and counseling, notably where device uptake lags behind physical need.
背景和目的:活动能力下降是老年人的一个重要问题;然而,许多人延迟或拒绝采用辅助行走设备。本研究以人-环境-职业模型为导向,探讨行动能力下降与辅助器具的关系。它探讨了社会人口、个人和环境因素如何影响偏好和预测设备的使用。研究设计与方法:本研究以203名65岁及以上的台湾社区老人为研究对象,进行了一项纵向观察研究。参与者从18个社区中心招募,完成了与活动有关的态度问卷,并在基线和一年随访期间接受了步态评估。应用逻辑回归模型来检查移动辅助的偏好和设备采用的可能性。结果:社会经济问题较少的参与者(Est = - 0.57, p = 0.01)和对助行器持较少怀疑态度的参与者(Est = - 0.59, p = 0.02)更倾向于使用助行器。女性偏好步行设备的可能性较低,但不显著(Est = - 0.65)。较高的IADL评分(Est = - 0.79, p = 0.01)和抗高血压药物使用的增加(Est = - 2.28, p = 0.04)与采用步行装置的可能性降低显著相关。在随访模型中,态度因素和重复跌倒不是显著的预测因子。讨论和启示:研究结果表明,虽然态度决定了人们的偏好,但实际采用步行设备与功能下降的关系更密切。IADL的下降和降压药的使用与较高的设备采用率有关,这可能反映了更大的健康监测需求。临床医生应将抗高血压药物的使用视为活动能力筛查和咨询的潜在提示,特别是在设备摄取滞后于身体需要的情况下。
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引用次数: 0
A scoping review of the evidence base for the performance of leading indicators for improving safety outcomes: Available evidence, implications for practice and future directions 对改善安全结果的领先指标绩效的证据基础的范围审查:现有证据,对实践的影响和未来方向
IF 4.4 2区 工程技术 Q1 ERGONOMICS Pub Date : 2025-11-14 DOI: 10.1016/j.jsr.2025.10.024
Deborah Watkins , Emma Bishop , Steven Naylor , Ruth Frankish , Malcolm Staves , John Dony , Paul Miller , Rachael McCool , Lavinia Ferrante di Ruffano
Introduction: Safety performance indicators are important to assess and prevent work-related incidents, which are associated with high global morbidity and mortality. Safety can be measured using lagging indicators (past workplace incidents) or leading indicators (proactive measures to prevent incidents). Leading indicators in occupational safety and health (OSH) are already used in several industries, though it is unclear whether their use is supported by published evidence. Methods: We undertook a scoping review to identify studies evaluating the performance of OSH leading indicators. Literature searches (8 databases, August 2023) identified primary studies evaluating the impact of leading indicators on any safety outcomes in any industry. Researchers systematically identified and extracted relevant studies. No two studies assessed the same research question, preventing meaningful synthesis of the performance of leading indicators. Instead, we mapped the available studies to understand the quality and nature of this important evidence base. Results: The 48 studies comprise a substantial, though disparate, evidence base. Although most reported a positive impact of leading on lagging indicators, overall the evidence base was weak: (1) study designs were not appropriate for determining causality; (2) internal validity of studies was moderate to low; (3) studies were poorly generalizable. The biggest challenge was the inability to compare findings across studies. Conclusions: Decisions on which leading indicators to use should be based on evidence that they improve safety. Future research should take measures to improve and standardize study design and conduct. Developing an OSH-specific evidence standards framework is likely to guide and assist this process. Practical applications: Identifying recommendations for practice was difficult due to the quality and heterogeneity of the evidence base. Future studies should improve approaches to minimizing bias and identify common tools to measure both leading and lagging indicators. To achieve this, we encourage practitioners and researchers to collaborate and share data.
导言:安全绩效指标对于评估和预防与工作有关的事故非常重要,这些事故与全球高发病率和死亡率有关。安全可以使用滞后指标(过去的工作场所事故)或领先指标(预防事故的主动措施)来衡量。职业安全与健康(OSH)的领先指标已经在一些行业中使用,尽管尚不清楚这些指标的使用是否得到公开证据的支持。方法:我们进行了一项范围综述,以确定评估职业安全健康领先指标表现的研究。文献检索(8个数据库,2023年8月)确定了评估领先指标对任何行业任何安全结果影响的初步研究。研究人员对相关研究进行了系统的识别和提取。没有两项研究评估了相同的研究问题,因此无法对主要指标的表现进行有意义的综合。相反,我们绘制了现有研究的地图,以了解这一重要证据基础的质量和性质。结果:这48项研究包含了大量的,尽管不同的证据基础。虽然大多数报告了领先对滞后指标的积极影响,但总体上证据基础薄弱:(1)研究设计不适合确定因果关系;(2)研究的内部效度为中到低;(3)研究的通用性较差。最大的挑战是无法比较不同研究的结果。结论:使用哪些领先指标的决定应该基于它们能提高安全性的证据。今后的研究应采取措施改进和规范研究的设计和实施。制定职业安全与职业安全证据标准框架可能会指导和协助这一进程。实际应用:由于证据基础的质量和异质性,确定实践建议是困难的。未来的研究应改进减少偏差的方法,并确定衡量领先指标和滞后指标的通用工具。为了实现这一目标,我们鼓励从业者和研究人员合作和共享数据。
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引用次数: 0
The protective effect of pedestrian reflective devices: A combined micro- and macro-level study 行人反射装置的保护作用:微观与宏观相结合的研究
IF 4.4 2区 工程技术 Q1 ERGONOMICS Pub Date : 2025-11-13 DOI: 10.1016/j.jsr.2025.11.004
Rune Elvik
Introduction: From 2003 to 2022 pedestrian use of reflective devices in darkness on lit roads in urban areas in Norway increased from 11% to 43%. This paper reports a study evaluating: (a) the protective effect of reflective devices for each pedestrian and (b) the effect on the number of injured pedestrians of an increase in the use of reflective devices. Method: To evaluate the protective effect of reflective devices for each pedestrian a case-control study was made, using injured pedestrians as cases, and pedestrians observed in traffic as controls. To evaluate the effects of increased use of reflective devices, ARIMA time series models and Poisson regression models for panel data were applied. Results: Use of reflective devices was associated with a reduction of 84% (odds ratio 0.16) of the chance of getting injured on lit roads in urban areas. The estimated effect is large, but not inconsistent with estimates of the increased safety margin as indicated by the increase in recognition distance to pedestrians using reflective devices. ARIMA time series models and Poisson regression models for panel data consistently indicated that increased use of reflective devices was associated with a reduction of the number of injured pedestrians. The negative sign was consistent, but the values of the coefficient varied substantially between models and was in most cases not statistically significant. A conservative estimate is that the increased use of reflective devices may have reduced the number of pedestrians injured in darkness on lit roads in urban areas by about 10–15%. Conclusions: Use of reflective devices in darkness is likely to protect pedestrians from traffic injury. Practical applications: Reflective devices are a cheap and effective method of reducing pedestrian injury in darkness which remains underutilized. Measures promoting the use of reflective devices are likely to be very cost-effective.
简介:从2003年到2022年,挪威城市地区夜间行人在照明道路上使用反射装置的比例从11%增加到43%。本文报告了一项研究,评估:(a)反射装置对每个行人的保护作用,(b)增加使用反射装置对受伤行人数量的影响。方法:采用病例-对照研究,以受伤行人为例,以观察到的行人为对照,评价反射装置对每个行人的防护效果。为了评估增加使用反射装置的影响,对面板数据应用了ARIMA时间序列模型和泊松回归模型。结果:使用反光装置与84%(优势比0.16)在城市地区有照明的道路上受伤的机会减少相关。估计的影响很大,但与使用反射装置的行人识别距离增加所显示的安全边际增加的估计并不矛盾。ARIMA时间序列模型和面板数据的泊松回归模型一致表明,增加反光装置的使用与受伤行人数量的减少有关。负号是一致的,但系数的值在模型之间差异很大,在大多数情况下没有统计学意义。保守估计,增加反光装置的使用可能使城市地区灯火明亮的道路上在黑暗中受伤的行人数量减少了约10-15%。结论:在黑暗中使用反射装置可以保护行人免受交通伤害。实际应用:反射装置是一种廉价而有效的减少行人在黑暗中受伤的方法,但尚未得到充分利用。促进使用反射装置的措施可能非常具有成本效益。
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引用次数: 0
Protective factors in potential trauma for adolescent surf lifesavers 青少年冲浪救生员潜在创伤的保护因素
IF 4.4 2区 工程技术 Q1 ERGONOMICS Pub Date : 2025-11-11 DOI: 10.1016/j.jsr.2025.10.026
Jasmin C. Lawes , Samantha Fien , Jessica Ledger , Murray Drummond , Pamela Simon , Nancy Joseph , Shane Daw , Talitha Best , Robert Stanton , Ian de Terte
Introduction: Surf lifesavers form a key part of Australia’s first responder workforce. Patrolling members can start from 13 years old, with potential exposure to traumatic incidents. Protective factors may mitigate the trauma exposure. This study investigated protective factors associated with mental health outcomes among adolescent surf lifesavers (13–17 years), including in response to exposure to potentially traumatic events. Methods: An online survey was developed to collect data from Australian surf lifesavers (13–17 years). Measures included demographic factors, stressful life events, post-traumatic stress symptoms (PTSS), self-efficacy, social support, and attitudes toward mental health problems. Hierarchical regressions and moderation analyses explored the relationships between variables. Results: There were 118 responses collected with overall mean age 15.4 years (SD = 1.3). PTSS was moderately to strongly positively correlated with all trauma domains. Higher self-efficacy and social support scores were correlated with lower PTSS. Hierarchical regression showed that Trauma within SLS, social support, self-efficacy and attitudes toward mental health were significantly associated with the outcome in the final regression model (F(5,110) = 17.87, p < 0.001), with the protective factors collectively explaining 28% of the variance in PTSS. Negative attitudes were positively associated with PTSS, while social support and self-efficacy scores were both negatively associated with PTSS. Conclusions: This study highlights the critical and protective interplay between social support, self-efficacy, mental health attitudes and trauma exposure among adolescent surf lifesavers. The findings will guide the development of targeted interventions to support younger patrolling members with an emphasis on supportive interventions to improve resilience and wellbeing in young emergency service personnel exposed to trauma. Practical applications: This study highlights the importance of encouraging protective factors with young individuals in emergency service roles, with practical implications for mental health professionals, emergency service agencies, surf lifesaving organizations, and policymakers interested in promoting the wellbeing of adolescent emergency service personnel.
简介:冲浪救生员是澳大利亚第一反应队伍的重要组成部分。巡逻队员可以从13岁开始,有可能接触到创伤性事件。保护性因素可能减轻创伤暴露。本研究调查了青少年冲浪救生员(13-17岁)心理健康结果的相关保护因素,包括对潜在创伤性事件的反应。方法:开展一项在线调查,收集澳大利亚冲浪救生员(13-17岁)的数据。测量包括人口统计学因素、压力生活事件、创伤后应激症状(PTSS)、自我效能、社会支持和对心理健康问题的态度。层次回归和适度分析探讨了变量之间的关系。结果:共收集118例应答者,总平均年龄15.4岁(SD = 1.3)。创伤后应激障碍与所有创伤领域呈正相关。较高的自我效能和社会支持得分与较低的创伤后应激障碍相关。层次回归显示,在最终回归模型中,创伤、社会支持、自我效能感和心理健康态度与ptsd的结果显著相关(F(5,110) = 17.87, p < 0.001),这些保护因素共同解释了28%的ptsd方差。消极态度与创伤后应激障碍呈正相关,而社会支持和自我效能得分与创伤后应激障碍均呈负相关。结论:本研究强调了青少年冲浪救生员的社会支持、自我效能感、心理健康态度与创伤暴露之间的关键和保护性相互作用。研究结果将指导制定有针对性的干预措施,以支持年轻的巡逻人员,重点是支持性干预措施,以提高遭受创伤的年轻应急服务人员的复原力和福祉。实际应用:本研究强调了在紧急服务角色中鼓励年轻人保护因素的重要性,对心理健康专业人员、紧急服务机构、冲浪救生组织和对促进青少年紧急服务人员福祉感兴趣的政策制定者具有实际意义。
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引用次数: 0
The flattening of road accident risk: How best to describe it? 道路交通事故风险趋于平缓:如何最好地描述它?
IF 4.4 2区 工程技术 Q1 ERGONOMICS Pub Date : 2025-11-11 DOI: 10.1016/j.jsr.2025.11.005
Rune Elvik
Introduction: The variation in risk associated with well-known risk factors, like driver age or speed limits on public roads, has become smaller over time. For driver age, this can be shown as a “flattening” of risk: The U-shaped curve showing the variation in accident rate by driver age is getting flatter. Method: This paper asks how this trend can best be described. It is shown that two measures of variation in risk, relative risk and population attributable risk, do not capture the trend towards less variation in risk. It is shown that the trend towards less variation in risk is associated with a reduction of the relative contribution of systematic variation in the number of accidents to the distribution of accidents between the units (drivers, road sections, etc.) of a population at risk. Results: Based on this, it is proposed that accident rates can be interpreted as expected values of Poisson distributions. One may then generate synthetic mixed Poisson distributions and by comparing these for different points in time show that a reduced variation in risk implies that the distribution of accidents is becoming more random. Conclusions: The distribution of accidents in populations at risk (drivers, road segments, etc.) is becoming more random (i.e., it contains less systematic variation than earlier). Practical applications: Randomness does not imply unpreventability. Examples are given of how accidents can be prevented in a population where the distribution is random. The paper is based on data for Norway, and no claim is made that the trends examined in the paper apply to all countries.
导言:随着时间的推移,与众所周知的风险因素相关的风险变化,如司机年龄或公共道路上的速度限制,已经变得越来越小。对于司机的年龄,这可以表现为风险的“平坦化”:显示事故率随司机年龄变化的u形曲线越来越平坦。方法:本文询问如何最好地描述这种趋势。研究表明,风险变化的两种衡量标准,即相对风险和人口归因风险,并不能反映风险变化趋向于减少的趋势。研究表明,风险变化的趋势与事故数量的系统变化对处于危险中的人群的单位(司机、路段等)之间的事故分布的相对贡献的减少有关。结果:在此基础上,提出事故率可以用泊松分布的期望值来解释。然后,人们可以生成合成的混合泊松分布,并通过比较不同时间点的这些分布,表明风险变化的减少意味着事故的分布变得更加随机。结论:事故在危险人群(驾驶员、路段等)中的分布正变得更加随机(即,它比以前包含更少的系统变化)。实际应用:随机性并不意味着不可预防。文中给出了在随机分布的人群中如何预防事故的例子。这篇论文基于挪威的数据,并没有声称论文中研究的趋势适用于所有国家。
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引用次数: 0
Public perspectives on the 20 mph speed reduction in Wales: A Latent Dirichlet Allocation Approach 公众对威尔士限速20英里的看法:一个潜在的狄利克雷分配方法
IF 4.4 2区 工程技术 Q1 ERGONOMICS Pub Date : 2025-11-09 DOI: 10.1016/j.jsr.2025.11.003
Burcu Tekeş , Tuğba Uyar Suiçmez , Charles Musselwhite , Rıfat Can Telci
Introduction: This study investigates public attitudes toward the Welsh Government’s implementation of a 20 mph default speed limit on all non-unrestricted roads, for example those in urban environments, residential neighborhoods, and areas with high pedestrian activity, that previously were 30 mph, aimed at reducing traffic crashes, emissions, and improving quality of life. Method: Using a Latent Dirichlet Allocation (LDA) approach and VADER sentiment analysis to assess emotional tone, posts on X (formerly Twitter) with hashtags #20 mph and #20 mya (Welsh language for mph) were analyzed during two periods: one-month post-implementation (September–October 2023) and six months later (February–March 2024). Results: The results indicate that public opposition to the 20 mph default speed limit decreased slightly six months after its implementation but remained high. However, since opposition declined while positive sentiment increased, results suggest a positive trend, aligning with psychological theories on social influence and attitude change. Conclusions: The study underscores the value of a qualitative-quantitative approach in capturing nuanced public perspectives, offering insights beyond traditional survey methods. These findings provide actionable guidance for policymakers and practitioners seeking to implement and communicate public safety policies effectively. Practical Applications: This research uniquely contributes to the literature by examining the 20 mph speed limit in Wales, combining computational and psychological methods to explore public opinion dynamics over time.
引言:本研究调查了公众对威尔士政府在所有非无限制道路上实施20英里/小时默认速度限制的态度,例如那些在城市环境,居民区和行人活动高的地区,以前是30英里/小时,旨在减少交通事故,排放,提高生活质量。方法:使用潜在狄利克雷分配(LDA)方法和维德情绪分析来评估情绪基调,在X(以前的Twitter)上发布的标签为# 20mph和# 20mya(威尔士语为mph)的帖子在两个时期进行分析:实施后一个月(2023年9月至10月)和六个月后(2024年2月至3月)。结果:结果表明,公众反对20英里/小时的默认速度限制在实施六个月后略有下降,但仍然很高。然而,由于反对情绪下降,积极情绪增加,结果显示出积极的趋势,与社会影响和态度变化的心理学理论一致。结论:该研究强调了定性定量方法在捕捉细微的公众观点方面的价值,提供了超越传统调查方法的见解。这些发现为寻求有效实施和传播公共安全政策的决策者和从业者提供了可操作的指导。实际应用:本研究通过检查威尔士20英里/小时的速度限制,结合计算和心理学方法来探索公众舆论动态,为文献做出了独特的贡献。
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引用次数: 0
The nexus between neighborhood socioeconomic environment and substance-positive driving behavior: a spatial analysis in the Chicago metropolitan area 社区社会经济环境与物质积极驾驶行为之间的关系:芝加哥大都市区的空间分析
IF 4.4 2区 工程技术 Q1 ERGONOMICS Pub Date : 2025-11-08 DOI: 10.1016/j.jsr.2025.11.001
Seunghoon Oh, Mickey Edwards, Alan J. Simmons
Introduction: Numerous public health and transportation studies have established a strong link between low-socioeconomic status and impaired driving. However, few analyze how a neighborhood’s socioeconomic environment influences individual driving behavior. Method: To address this gap, we conducted a spatial econometric analysis at the neighborhood level, assessing the impact of socioeconomic conditions on alcohol and psychoactive drug-related crashes within zip code areas that are neighbored to each other. We merged hospital and crash data to create a dataset of drivers involved in substance-positive crashes through probabilistic data linkage. Socioeconomic factors including poverty, unemployment, income, and education were measured at the zip code level. Results: The spatial modeling results indicate that adverse socioeconomic conditions were associated with higher rates of substance-positive driving crashes in the zip code area and its neighboring zip code areas. Specifically, higher poverty rates were linked to a rise in substance-positive driving crashes in neighboring zip code areas. In comparison, a zip code area with a higher unemployment rate was linked with lower rates of such crashes. Additionally, a higher share of bachelor’s degree holders was associated with fewer substance-positive driving, while median income shows no effect. Practical applications: These findings highlight the need for targeted substance abuse prevention and treatment programs, alongside workforce development initiatives and increased access to supportive resources, in low-socioeconomic areas as part of road safety programs.
大量的公共健康和交通研究已经建立了低社会经济地位和驾驶障碍之间的紧密联系。然而,很少有人分析社区的社会经济环境如何影响个人的驾驶行为。方法:为了解决这一差距,我们在社区层面进行了空间计量分析,评估了社会经济条件对彼此相邻的邮政编码区域内酒精和精神药物相关撞车事故的影响。我们合并了医院和车祸数据,通过概率数据链接创建了一个涉及药物阳性车祸的司机数据集。包括贫困、失业、收入和教育在内的社会经济因素在邮政编码水平上进行了测量。结果:空间模拟结果表明,不利的社会经济条件与邮政编码区及其邻近邮政编码区较高的物质阳性驾驶碰撞率相关。具体来说,较高的贫困率与邻近邮政编码地区物质阳性驾驶事故的增加有关。相比之下,失业率较高的邮政编码地区发生此类事故的几率较低。此外,较高的学士学位持有者比例与较少的药物阳性驾驶有关,而中等收入则没有影响。实际应用:这些研究结果强调,在社会经济水平较低的地区,需要有针对性的药物滥用预防和治疗方案,以及劳动力发展倡议和增加获得支持性资源的机会,作为道路安全方案的一部分。
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引用次数: 0
Changing trends in fatal spatial disorientation accidents in general aviation 通用航空致命空间定向障碍事故的变化趋势
IF 4.4 2区 工程技术 Q1 ERGONOMICS Pub Date : 2025-11-08 DOI: 10.1016/j.jsr.2025.11.002
Hannah M. Baumgartner, Jason B. Sigmon, Austin L. Ciesielski, Russell J. Lewis
Introduction: Spatial disorientation (SD) is a well-known risk factor across aviation operations but is a particular risk within general aviation (GA). While previous work has examined historical rates of SD related accidents in GA, modern analyses of SD accidents that account for overall changes to the GA environment are limited. Methods: The current analysis investigates recent trends from 2003 to 2021 in SD GA fatal accidents and compares these trends to historical analyses, while incorporating context about changes to the overall GA landscape. Results: While fatal SD GA accidents rates and overall GA accident rates have declined since previous analyses in the 1990s, the percent fatality associated with SD (94 %) remains remarkedly high. Demographics of pilots involved in these accidents include mostly pilots with less than 500 h of flight time, similar to previous analyses, but the current trends are pointing to a slightly older pilot population, most commonly in the age 60–69 age range. Further, an increase in positive toxicology findings in fatal SD GA accidents is described in the current data, with a quarter of all SD GA accidents involving a positive toxicology finding for a potentially impairing substance. Finally, changes to the type of aircraft available may underlie a portion of recent trends associated with SD-related fatal GA accidents. Conclusions: Overall, these findings highlight the importance of increased and targeted awareness and education efforts for the changing trends in spatial disorientation in general aviation, particularly given the high fatality rates associated with its occurrence. Practical Application: Spatial disorientation continues to be a high-risk factor for fatal accidents in general aviation. Education and awareness campaigns centered around spatial disorientation could use these findings to target the current trends in SD accidents, and highlight the interaction between potentially impairing substances and SD.
空间定向障碍(SD)是航空运营中众所周知的风险因素,但在通用航空(GA)中是一种特殊的风险。虽然以前的工作已经研究了GA中SD相关事故的历史发生率,但对GA环境总体变化的SD事故的现代分析有限。方法:当前的分析调查了2003年至2021年SD GA致命事故的最新趋势,并将这些趋势与历史分析进行了比较,同时结合了GA整体景观变化的背景。结果:虽然致命的SD GA事故率和总体GA事故率自20世纪90年代的先前分析以来有所下降,但与SD相关的死亡率(94%)仍然非常高。与之前的分析类似,涉及这些事故的飞行员的人口统计数据主要包括飞行时间少于500小时的飞行员,但目前的趋势表明,飞行员的年龄略大,最常见的年龄在60-69岁之间。此外,在目前的数据中描述了致命的SD GA事故中阳性毒理学发现的增加,所有SD GA事故中有四分之一涉及潜在损害物质的阳性毒理学发现。最后,可用飞机类型的变化可能是最近与sd相关的致命GA事故相关趋势的部分原因。结论:总的来说,这些发现突出了加强和有针对性的认识和教育工作对于通用航空中空间定向障碍的变化趋势的重要性,特别是考虑到其发生相关的高死亡率。实际应用:空间定向障碍仍然是通用航空致命事故的高风险因素。以空间定向障碍为中心的教育和宣传活动可以利用这些发现来针对当前SD事故的趋势,并强调潜在损害物质与SD之间的相互作用。
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引用次数: 0
Mortality of American Indian and Alaska Native workers by occupation and industry, 2020–2022 美国印第安人和阿拉斯加土著工人按职业和行业分列的死亡率,2020-2022年
IF 4.4 2区 工程技术 Q1 ERGONOMICS Pub Date : 2025-11-07 DOI: 10.1016/j.jsr.2025.10.025
Kaitlin C. Wingate , Erin McCanlies , Andrea L. Steege , W. Karl Sieber , Elizabeth Dalsey
Introduction: Little occupational health and safety information exists on American Indian or Alaska Native (AI/AN) workers. The objective of this study is to describe the leading underlying causes of death among AI/AN workers by occupation and industry. Methods: Mortality data indicating decedents’ race as: (1) ‘American Indian/Alaska Native’ (AI/AN) single-race or (2) AI/AN single-race and AI/AN in combination with any other race(s) were abstracted from 2020 to 2022 public use multiple cause of death files maintained in the National Vital Statistics System. Records with decedents: (a) 15 years of age and older, (b) residing in the United States, and (c) having both usual industry and usual occupation were included in this analysis. Mortality data were analyzed by occupation and industry for the 15 leading causes of death and COVID-19. Age-adjusted proportionate mortality ratios (PMRs) and 95% confidence intervals were calculated for usual occupation groups and usual industry groups for these causes of death. Results: Occupation groups with the highest number and proportion of deaths were construction and extraction (AI/AN single-race 15.9%; AI/AN combined 14.9%) and production (AI/AN single-race and combined 8.8%). The industry groups with the highest number and proportion of deaths include construction (AI/AN single-race 15.7%; AI/AN combined 14.9%) and healthcare and social assistance (AI/AN single-race 12.3%; AI/AN combined 12.2%). The three highest PMRs by occupation were suicide in the military and computer and mathematical occupations and homicide in construction and extraction occupations. The three highest PMRs by industry were suicide in the military and utilities industries and hypertension in the information industries. The top three causes of death for AI/AN combined race decedents were heart disease, cancer, and COVID-19. Conclusion: These results indicate that causes of death among AI/AN workers vary by specific occupations and industries. Focusing intervention and prevention in these highest risk occupations and industries may reduce morbidity and mortality among workers. Practical Applications: The results of this study can be used by tribes, tribal organizations, tribal leaders, and researchers to assist in prevention, control methods, and tailored communication efforts.
关于美国印第安人或阿拉斯加原住民(AI/AN)工人的职业健康和安全信息很少。本研究的目的是按职业和行业描述人工智能/人工智能工人死亡的主要潜在原因。方法:从国家生命统计系统中保存的2020年至2022年公共使用多死因档案中提取显示死者种族的死亡率数据:(1)“美国印第安人/阿拉斯加原住民”(AI/AN)单一种族或(2)AI/AN单一种族和AI/AN与任何其他种族的组合。与死者有关的记录:(a) 15岁及以上,(b)居住在美国,(c)通常的行业和通常的职业都包括在本分析中。按职业和行业分析15种主要死亡原因和COVID-19的死亡率数据。针对这些死因,计算了通常职业组和通常行业组的年龄调整比例死亡率(pmr)和95%置信区间。结果:建筑采掘业(AI/AN单种族15.9%,AI/AN联合14.9%)和生产业(AI/AN单种族和联合8.8%)是死亡人数和比例最高的职业。死亡人数和比例最高的行业包括建筑业(AI/AN单一种族15.7%;AI/AN合并14.9%)和医疗保健和社会援助(AI/AN单一种族12.3%;AI/AN合并12.2%)。按职业划分,自杀率最高的三个职业是军队、计算机和数学职业的自杀率,以及建筑和采掘业的凶杀率。按行业分类,pmr最高的三个行业分别是军事和公用事业行业的自杀和信息行业的高血压。人工智能/人工智能联合种族死亡的前三大原因是心脏病、癌症和COVID-19。结论:这些结果表明AI/AN工人的死亡原因因特定职业和行业而异。将干预和预防的重点放在这些风险最高的职业和行业中,可以降低工人的发病率和死亡率。实际应用:本研究的结果可以被部落、部落组织、部落领袖和研究人员用于协助预防、控制方法和量身定制的沟通工作。
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引用次数: 0
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Journal of Safety Research
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