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Meaningful Communication but not Superficial Anthropomorphism Facilitates Human-Automation Trust Calibration: The Human-Automation Trust Expectation Model (HATEM). 有意义的沟通而非肤浅的拟人化促进人-自动化信任校准:人-自动化信任期望模型(HATEM)。
IF 2.9 3区 心理学
Human Factors Pub Date : 2024-11-01 Epub Date: 2023-12-02 DOI: 10.1177/00187208231218156
Owen B J Carter, Shayne Loft, Troy A W Visser
{"title":"Meaningful Communication but not Superficial Anthropomorphism Facilitates Human-Automation Trust Calibration: The Human-Automation Trust Expectation Model (HATEM).","authors":"Owen B J Carter, Shayne Loft, Troy A W Visser","doi":"10.1177/00187208231218156","DOIUrl":"10.1177/00187208231218156","url":null,"abstract":"<p><strong>Objective: </strong>The objective was to demonstrate anthropomorphism needs to communicate contextually useful information to increase user confidence and accurately calibrate human trust in automation.</p><p><strong>Background: </strong>Anthropomorphism is believed to improve human-automation trust but supporting evidence remains equivocal. We test the Human-Automation Trust Expectation Model (HATEM) that predicts improvements to trust calibration and confidence in accepted advice arising from anthropomorphism will be weak unless it aids naturalistic communication of contextually useful information to facilitate prediction of automation failures.</p><p><strong>Method: </strong>Ninety-eight undergraduates used a submarine periscope simulator to classify ships, aided by the Ship Automated Modelling (SAM) system that was 50% reliable. A between-subjects 2 × 3 design compared SAM <i>appearance</i> (anthropomorphic avatar vs. camera eye) and voice <i>inflection</i> (monotone vs. meaningless vs. meaningful), with the <i>meaningful</i> inflections communicating contextually useful information about automated advice regarding certainty and uncertainty.</p><p><strong>Results: </strong><i>Avatar</i> SAM appearance was rated as more anthropomorphic than camera <i>eye</i>, and <i>meaningless</i> and <i>meaningful</i> inflections were both rated more anthropomorphic than <i>monotone</i>. However, for subjective trust, trust calibration, and confidence in accepting SAM advice, there was no evidence of anthropomorphic appearance having any impact, while there was decisive evidence that <i>meaningful</i> inflections yielded better outcomes on these trust measures than <i>monotone</i> and <i>meaningless</i> inflections.</p><p><strong>Conclusion: </strong>Anthropomorphism had negligible impact on human-automation trust unless its execution enhanced communication of relevant information that allowed participants to better calibrate expectations of automation performance.</p><p><strong>Application: </strong>Designers using anthropomorphism to calibrate trust need to consider what contextually useful information will be communicated via anthropomorphic features.</p>","PeriodicalId":56333,"journal":{"name":"Human Factors","volume":" ","pages":"2485-2502"},"PeriodicalIF":2.9,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11457490/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138471326","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Post Take-Over Performance Varies in Drivers of Automated and Connected Vehicle Technology in Near-Miss Scenarios. 自动驾驶和互联汽车技术驾驶员在近距离事故场景中的接管后表现各不相同。
IF 2.9 3区 心理学
Human Factors Pub Date : 2024-11-01 Epub Date: 2023-12-05 DOI: 10.1177/00187208231219184
Yusuke Yamani, Jeffrey Glassman, Abdalziz Alruwaili, Sarah E Yahoodik, Emily Davis, Samantha Lugo, Kun Xie, Sherif Ishak
{"title":"Post Take-Over Performance Varies in Drivers of Automated and Connected Vehicle Technology in Near-Miss Scenarios.","authors":"Yusuke Yamani, Jeffrey Glassman, Abdalziz Alruwaili, Sarah E Yahoodik, Emily Davis, Samantha Lugo, Kun Xie, Sherif Ishak","doi":"10.1177/00187208231219184","DOIUrl":"10.1177/00187208231219184","url":null,"abstract":"<p><strong>Objective: </strong>This study examined the impact of monitoring instructions when using an automated driving system (ADS) and road obstructions on post take-over performance in near-miss scenarios.</p><p><strong>Background: </strong>Past research indicates partial ADS reduces the driver's situation awareness and degrades post take-over performance. Connected vehicle technology may alert drivers to impending hazards in time to safely avoid near-miss events.</p><p><strong>Method: </strong>Forty-eight licensed drivers using ADS were randomly assigned to either the active driving or passive driving condition. Participants navigated eight scenarios with or without a visual obstruction in a distributed driving simulator. The experimenter drove the other simulated vehicle to manually cause near-miss events. Participants' mean longitudinal velocity, standard deviation of longitudinal velocity, and mean longitudinal acceleration were measured.</p><p><strong>Results: </strong>Participants in passive ADS group showed greater, and more variable, deceleration rates than those in the active ADS group. Despite a reliable audiovisual warning, participants failed to slow down in the red-light running scenario when the conflict vehicle was occluded. Participant's trust in the automated driving system did not vary between the beginning and end of the experiment.</p><p><strong>Conclusion: </strong>Drivers interacting with ADS in a passive manner may continue to show increased and more variable deceleration rates in near-miss scenarios even with reliable connected vehicle technology. Future research may focus on interactive effects of automated and connected driving technologies on drivers' ability to anticipate and safely navigate near-miss scenarios.</p><p><strong>Application: </strong>Designers of automated and connected vehicle technologies may consider different timing and types of cues to inform the drivers of imminent hazard in high-risk scenarios for near-miss events.</p>","PeriodicalId":56333,"journal":{"name":"Human Factors","volume":" ","pages":"2503-2517"},"PeriodicalIF":2.9,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138489239","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Physiological Predictors of Operator Performance: The Role of Mental Effort and Its Link to Task Performance. 操作员绩效的生理预测因素:心理努力的作用及其与任务表现的联系。
IF 2.9 3区 心理学
Human Factors Pub Date : 2024-10-30 DOI: 10.1177/00187208241296830
Sebastian Pütz, Alexander Mertens, Lewis L Chuang, Verena Nitsch
{"title":"Physiological Predictors of Operator Performance: The Role of Mental Effort and Its Link to Task Performance.","authors":"Sebastian Pütz, Alexander Mertens, Lewis L Chuang, Verena Nitsch","doi":"10.1177/00187208241296830","DOIUrl":"https://doi.org/10.1177/00187208241296830","url":null,"abstract":"<p><strong>Objective: </strong>The present study investigated how pupil size and heart rate variability (HRV) can contribute to the prediction of operator performance. We illustrate how focusing on mental effort as the conceptual link between physiological measures and task performance can align relevant empirical findings across research domains.</p><p><strong>Background: </strong>Physiological measures are often treated as indicators of operators' mental state. Thereby, they could enable a continuous and unobtrusive assessment of operators' current ability to perform the task.</p><p><strong>Method: </strong>Fifty participants performed a process monitoring task consisting of ten 9-minute task blocks. Blocks alternated between low and high task demands, and the last two blocks introduced a task reward manipulation. We measured response times as primary performance indicator, pupil size and HRV as physiological measures, and mental fatigue, task engagement, and perceived effort as subjective ratings.</p><p><strong>Results: </strong>Both increased pupil size and increased HRV significantly predicted better task performance. However, the underlying associations between physiological measures and performance were influenced by task demands and time on task. Pupil size, but not HRV, results were consistent with subjective ratings.</p><p><strong>Conclusion: </strong>The empirical findings suggest that, by capturing variance in operators' mental effort, physiological measures, specifically pupil size, can contribute to the prediction of task performance. Their predictive value is limited by confounding effects that alter the amount of effort required to achieve a given level of performance.</p><p><strong>Application: </strong>The outlined conceptual approach and empirical results can guide study designs and performance prediction models that examine physiological measures as the basis for dynamic operator assistance.</p>","PeriodicalId":56333,"journal":{"name":"Human Factors","volume":" ","pages":"187208241296830"},"PeriodicalIF":2.9,"publicationDate":"2024-10-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142549216","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
An Exploratory Study of Contextual Control Modes in Teamwork. 团队合作中情境控制模式的探索性研究
IF 2.9 3区 心理学
Human Factors Pub Date : 2024-10-27 DOI: 10.1177/00187208241292669
Connor Kannally, Abhinay Paladugu, Renske Nijveldt, Luke McSherry, Martijn IJtsma
{"title":"An Exploratory Study of Contextual Control Modes in Teamwork.","authors":"Connor Kannally, Abhinay Paladugu, Renske Nijveldt, Luke McSherry, Martijn IJtsma","doi":"10.1177/00187208241292669","DOIUrl":"https://doi.org/10.1177/00187208241292669","url":null,"abstract":"<p><strong>Objective: </strong>This study investigated the relationship between human team member contextual control and team performance under time constraints.</p><p><strong>Background: </strong>Contextual control modes, which describe different strategies for action selection in dynamic environments, characterize how humans maintain performance under variable demands. Control modes have not yet been studied in teamwork settings. Modeling of the cross-level interaction between team members' control modes and emerging team behaviors can improve understanding of effective teamwork in dynamic environments.</p><p><strong>Method: </strong>A human-subjects study explored the relationship between individual contextual control and team performance. Questionnaires about contextual control were used to elicit individual control modes. Analysis compared team members' control modes and investigated how control modes changed under varying time pressures.</p><p><strong>Results: </strong>Participant's control modes differed in their look ahead horizon, the extensiveness of prior action evaluation, and their prior experience. Many team members shifted control modes during trials, resulting in both convergence and divergence of paired control modes. No effects on communication rate were found due to changes in team members' control modes, but partially significant findings may suggest that the control mode divergence affects performance.</p><p><strong>Conclusion: </strong>Teams can operate in multiple control mode configurations that change dynamically according to context. Further research with an increased sample size is warranted to analyze how time constraints influence team members' control modes and overall teaming processes and whether divergence of team control mode is favorable under time pressures.</p><p><strong>Application: </strong>Further study of contextual control in teams may help improve team design to better support teams in coping with time constraints in dynamic environments.</p>","PeriodicalId":56333,"journal":{"name":"Human Factors","volume":" ","pages":"187208241292669"},"PeriodicalIF":2.9,"publicationDate":"2024-10-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142513876","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Predicting Drowsy Driver Break Taking During Long Drives. 预测长途驾驶中打瞌睡司机的休息时间
IF 2.9 3区 心理学
Human Factors Pub Date : 2024-10-26 DOI: 10.1177/00187208241293707
John G Gaspar, Brian Tefft, Cher Carney, William J Horrey
{"title":"Predicting Drowsy Driver Break Taking During Long Drives.","authors":"John G Gaspar, Brian Tefft, Cher Carney, William J Horrey","doi":"10.1177/00187208241293707","DOIUrl":"https://doi.org/10.1177/00187208241293707","url":null,"abstract":"<p><strong>Objective: </strong>The current study investigated the factors that predict drowsy drivers' decisions regarding whether to take breaks versus continue driving during long simulator drives.</p><p><strong>Background: </strong>Driver drowsiness contributes to substantial numbers of motor vehicle crashes, injuries, and deaths. Previous research has shown that taking a nap and consuming caffeine can temporarily mitigate drowsiness and enable continued safe driving.</p><p><strong>Method: </strong>Ninety drivers completed a 150-mile highway drive in a driving simulator after a day of partial sleep restriction. Drivers passed several simulated rest areas where they could take breaks. To replicate drivers' motivation to reach their destination safely but also quickly, drivers were told that they would be paid more for completing the simulated drive faster but would forfeit their payment if they crashed.</p><p><strong>Results: </strong>Break taking was predicted by drivers' self-ratings of drowsiness and by the severity of lane departures. However, even at the highest levels of drowsiness, most drivers bypassed simulated rest areas without stopping. In comparing self-rated drowsiness to drowsiness measured by eye closures, drivers often under- and over-estimate their own level of drowsiness.</p><p><strong>Conclusion: </strong>Drowsy drivers use their own self-assessed drowsiness when deciding whether to take breaks. These self-assessments are often incorrect, and even when drivers rate themselves as severely drowsy they are unlikely to stop to rest during long drives.</p><p><strong>Application: </strong>The findings reveal the need for effective drowsy driving countermeasures to motivate drivers to stop to take breaks. Results underscore the need to educate and/or motivate drivers to respond sooner to warning signs of drowsiness.</p>","PeriodicalId":56333,"journal":{"name":"Human Factors","volume":" ","pages":"187208241293707"},"PeriodicalIF":2.9,"publicationDate":"2024-10-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142513878","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Debiasing Judgements Using a Distributed Cognition Approach: A Scoping Review of Technological Strategies. 利用分布式认知方法消除判断偏差:技术策略范围综述》。
IF 2.9 3区 心理学
Human Factors Pub Date : 2024-10-26 DOI: 10.1177/00187208241292897
Harini Dharanikota, Emma Howie, Lorraine Hope, Stephen J Wigmore, Richard J E Skipworth, Steven Yule
{"title":"Debiasing Judgements Using a Distributed Cognition Approach: A Scoping Review of Technological Strategies.","authors":"Harini Dharanikota, Emma Howie, Lorraine Hope, Stephen J Wigmore, Richard J E Skipworth, Steven Yule","doi":"10.1177/00187208241292897","DOIUrl":"https://doi.org/10.1177/00187208241292897","url":null,"abstract":"<p><strong>Objective: </strong>To review and synthesise research on technological debiasing strategies across domains, present a novel distributed cognition-based classification system, and discuss theoretical implications for the field.</p><p><strong>Background: </strong>Distributed cognition theory is valuable for understanding and mitigating cognitive biases in high-stakes settings where sensemaking and problem-solving are contingent upon information representations and flows in the decision environment. Shifting the focus of debiasing from individuals to systems, technological debiasing strategies involve designing system components to minimise the negative impacts of cognitive bias on performance. To integrate these strategies into real-world practices effectively, it is imperative to clarify the current state of evidence and types of strategies utilised.</p><p><strong>Methods: </strong>We conducted systematic searches across six databases. Following screening and data charting, identified strategies were classified into (i) group composition and structure, (ii) information design and (iii) procedural debiasing, based on distributed cognition principles, and cognitive biases, classified into eight categories.</p><p><strong>Results: </strong>Eighty articles met the inclusion criteria, addressing 100 debiasing investigations and 91 cognitive biases. A majority (80%) of the identified debiasing strategies were reportedly effective, whereas fourteen were ineffective and six were partially effective. Information design strategies were studied most, followed by procedural debiasing, and group structure and composition. Gaps and directions for future work are discussed.</p><p><strong>Conclusion: </strong>Through the lens of distributed cognition theory, technological debiasing represents a reconceptualisation of cognitive bias mitigation, showing promise for real-world application.</p><p><strong>Application: </strong>The study results and debiasing classification presented can inform the design of high-stakes work systems to support cognition and minimise judgement errors.</p>","PeriodicalId":56333,"journal":{"name":"Human Factors","volume":" ","pages":"187208241292897"},"PeriodicalIF":2.9,"publicationDate":"2024-10-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142513877","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Examining the Independent and Interactive Carryover Effects of Cognitive and Physical Exertions on Physical Performance. 研究认知运动和体力运动对体能表现的独立和交互影响。
IF 2.9 3区 心理学
Human Factors Pub Date : 2024-10-21 DOI: 10.1177/00187208241293720
Rahul K Pabla, Jeffrey D Graham, Michael W B Watterworth, Nicholas J La Delfa
{"title":"Examining the Independent and Interactive Carryover Effects of Cognitive and Physical Exertions on Physical Performance.","authors":"Rahul K Pabla, Jeffrey D Graham, Michael W B Watterworth, Nicholas J La Delfa","doi":"10.1177/00187208241293720","DOIUrl":"https://doi.org/10.1177/00187208241293720","url":null,"abstract":"<p><strong>Objective: </strong>This study compared the effects of prior cognitive, physical, and concurrent exertion on physical performance.</p><p><strong>Background: </strong>Fatiguing cognitive and physical exertions have been shown to negatively affect subsequent task performance. However, it is not clearly understood if concurrent physical and cognitive effort may exaggerate the negative carryover effects on physical task performance when compared to cognitive or physical exertion alone.</p><p><strong>Method: </strong>Twenty-five participants completed four isometric handgrip endurance trials on different days. The endurance trials were preceded by four, 15-minute experimental manipulations (cognitive, physical, concurrent, control). Electromyography (EMG) and force tracing performance were monitored, with handgrip strength measured pre and post. Subjective ratings of mental and physical fatigue, as well as affect, motivation, and task self-efficacy, were also assessed.</p><p><strong>Results: </strong>Handgrip strength decreased following both physical (-14.4% MVC) and concurrent (-12.3% MVC) exertion manipulations, with no changes being observed for the cognitive and control conditions. No differences were observed across conditions for endurance time, EMG, nor tracing performance. When compared to the control conditions, perceptions of mental and physical fatigue were higher following the experimental manipulation. Endurance trial self-efficacy was lower for the mental, physical and concurrent conditions compared to control.</p><p><strong>Conclusion: </strong>The concurrent condition resulted in similar decreases in strength as the physical fatigue condition, but otherwise resulted in similar carryover effects on endurance performance across all conditions. Further study is required at higher exposure levels, or for longer exposure durations, to further probe the influence of concurrent physical and cognitive effort on task performance.</p><p><strong>Application: </strong>Concurrent cognitive and physical effort resulted in similar physical performance decrements to physical effort alone.</p>","PeriodicalId":56333,"journal":{"name":"Human Factors","volume":" ","pages":"187208241293720"},"PeriodicalIF":2.9,"publicationDate":"2024-10-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142482054","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effects of Armor Design and Marksmanship Posture on Performance, Postural Sway and Perceived Workload During a Military Rifle Marksmanship Task. 装甲设计和射击姿势对军用步枪射击任务中的表现、姿势摇摆和感知工作量的影响。
IF 2.9 3区 心理学
Human Factors Pub Date : 2024-10-14 DOI: 10.1177/00187208241276267
Kangwon Kim, Kitae Hwang, Woojin Park
{"title":"Effects of Armor Design and Marksmanship Posture on Performance, Postural Sway and Perceived Workload During a Military Rifle Marksmanship Task.","authors":"Kangwon Kim, Kitae Hwang, Woojin Park","doi":"10.1177/00187208241276267","DOIUrl":"https://doi.org/10.1177/00187208241276267","url":null,"abstract":"<p><strong>Objective: </strong>This study investigated the effects of mass and vertical center-of-mass position of combat items attached to a tactical vest, as well as marksmanship posture on rifle marksmanship performance, postural sway, and perceived workload during a simulated rifle shooting task.</p><p><strong>Background: </strong>A tactical vest serves as a load carriage system in addition to providing body protection. Its design, particularly the mass and vertical position of attached combat items, may impact postural control during rifle shooting and thus marksmanship performance.</p><p><strong>Method: </strong>Thirty-two participants performed a simulated rifle shooting task on a force plate with a tactical vest on. Three independent variables were considered: load mass (4 levels), vertical load center-of-mass position (4 levels), and marksmanship posture (2 levels). The dependent variables were: 6 rifle marksmanship performance measures, 7 postural sway measures, and a perceived workload measure.</p><p><strong>Results: </strong>Heavier load mass significantly degraded rifle marksmanship performance, and increased postural sway and perceived workload. Marksmanship posture significantly affected rifle marksmanship performance and postural sway. The kneeling posture resulted in less postural sway and better marksmanship performance than the standing posture. Vertical load center-of-mass position affected only part of the marksmanship performance measures and did not affect the measures of postural sway and perceived workload.</p><p><strong>Conclusion: </strong>Reducing combat item mass on tactical vests and enhancing soldier postural control ability would improve rifle marksmanship and soldier lethality.</p><p><strong>Application: </strong>The study findings inform the development of future military tactical vests and rifle marksmanship training, highlighting the need for lightweight gear design and postural control training.</p>","PeriodicalId":56333,"journal":{"name":"Human Factors","volume":" ","pages":"187208241276267"},"PeriodicalIF":2.9,"publicationDate":"2024-10-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142482053","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effectiveness of Safe Patient Handling Equipment and Techniques: A Review of Biomechanical Studies. 安全患者处理设备和技术的有效性:生物力学研究综述。
IF 2.9 3区 心理学
Human Factors Pub Date : 2024-10-01 Epub Date: 2023-11-10 DOI: 10.1177/00187208231211842
Mike Fray, Kermit G Davis
{"title":"Effectiveness of Safe Patient Handling Equipment and Techniques: A Review of Biomechanical Studies.","authors":"Mike Fray, Kermit G Davis","doi":"10.1177/00187208231211842","DOIUrl":"10.1177/00187208231211842","url":null,"abstract":"<p><strong>Objective: </strong>This review aimed to evaluate all studies that have evaluated the biomechanical effects when using assistive devices.</p><p><strong>Introduction: </strong>The physical demands of patient handling activities are well known. One safety strategy for the reduction of the physical risks is use of assistive devices.</p><p><strong>Method: </strong>The search process identified articles published in English-speaking journals through Google Scholar, Medline, and ISI Web of Science. The included 56 studies contained a biomechanical assessment of a patient handling activity with assistive devices.</p><p><strong>Results: </strong>The biomechanical effects included four groups: changes in body posture (spinal, other joints), subjective assessment (force, effort, discomfort), measured force (hand force, ground reaction force, spine force, joint torque), and physiological measures. The evidence showed caregivers benefited from using lift hoists, air-assisted devices, and to a lesser extent friction reducing devices for lateral transfers and repositioning, while floor and ceiling lifts were most effective for patient transfers. Some gaps were noted in the evidence and other handling tasks such as sit-to-stand, turning patient in bed, limb lifting, and repositioning and some more high hazard activities like supporting people with limited balance and those that fall need to be investigated with respect to biomechanical outcomes.</p><p><strong>Conclusion: </strong>There is a growing level of biomechanical evidence to support the use of assistive devices for many patient-handling tasks, but the benefits of equipment use in some transfers remain uninvestigated.</p><p><strong>Practical application: </strong>Evidence indicates the best way to lift patients safely is with floor or ceiling lifts, and air-assisted devices for lateral and repositioning tasks.</p>","PeriodicalId":56333,"journal":{"name":"Human Factors","volume":" ","pages":"2283-2322"},"PeriodicalIF":2.9,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11382441/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72016301","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Improving Social Bot Detection Through Aid and Training. 通过援助和培训提高社交机器人的检测能力。
IF 2.9 3区 心理学
Human Factors Pub Date : 2024-10-01 Epub Date: 2023-11-14 DOI: 10.1177/00187208231210145
Ryan Kenny, Baruch Fischhoff, Alex Davis, Casey Canfield
{"title":"Improving Social Bot Detection Through Aid and Training.","authors":"Ryan Kenny, Baruch Fischhoff, Alex Davis, Casey Canfield","doi":"10.1177/00187208231210145","DOIUrl":"10.1177/00187208231210145","url":null,"abstract":"<p><strong>Objective: </strong>We test the effects of three aids on individuals' ability to detect social bots among Twitter personas: a bot indicator score, a training video, and a warning.</p><p><strong>Background: </strong>Detecting social bots can prevent online deception. We use a simulated social media task to evaluate three aids.</p><p><strong>Method: </strong>Lay participants judged whether each of 60 Twitter personas was a human or social bot in a simulated online environment, using agreement between three machine learning algorithms to estimate the probability of each persona being a bot. Experiment 1 compared a control group and two intervention groups, one provided a bot indicator score for each tweet; the other provided a warning about social bots. Experiment 2 compared a control group and two intervention groups, one receiving the bot indicator scores and the other a training video, focused on heuristics for identifying social bots.</p><p><strong>Results: </strong>The bot indicator score intervention improved predictive performance and reduced overconfidence in both experiments. The training video was also effective, although somewhat less so. The warning had no effect. Participants rarely reported willingness to share content for a persona that they labeled as a bot, even when they agreed with it.</p><p><strong>Conclusions: </strong>Informative interventions improved social bot detection; warning alone did not.</p><p><strong>Application: </strong>We offer an experimental testbed and methodology that can be used to evaluate and refine interventions designed to reduce vulnerability to social bots. We show the value of two interventions that could be applied in many settings.</p>","PeriodicalId":56333,"journal":{"name":"Human Factors","volume":" ","pages":"2323-2344"},"PeriodicalIF":2.9,"publicationDate":"2024-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11382440/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"107592962","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":3,"RegionCategory":"心理学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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