S D N A M Amila Madhushanka Weerasinghe, Sanduni Liyanage, Mailan Arachchige Don Rajitha Kawshalya, Seung-Cheol Hong
{"title":"Impact of exposure to extremely low-frequency magnetic fields on blood pressure, heart rate variation and disturbance to quality of sleep on industrial workers in Korea.","authors":"S D N A M Amila Madhushanka Weerasinghe, Sanduni Liyanage, Mailan Arachchige Don Rajitha Kawshalya, Seung-Cheol Hong","doi":"10.1080/10803548.2024.2413816","DOIUrl":"10.1080/10803548.2024.2413816","url":null,"abstract":"<p><strong>Objectives: </strong>This study investigates the potential health risks associated with exposure to extremely low-frequency magnetic fields (ELF-MFs), focusing on the impact on sleep quality. The hypothesis is that increasing ELF-MF exposure will correlate with elevated blood pressure (BP), altered heart rate (HR) dynamics and poorer sleep quality among occupational workers in Korea.</p><p><strong>Methods: </strong>The study involved 85 participants. Assessment of ELF-MF exposure was carried out continuously for 24 h in the two groups. Measurements of BP parameters, HR and sleep quality were conducted accordingly.</p><p><strong>Results: </strong>The study found significant ELF-MF exposure levels in both working and sleeping times for industrial factory workers (0.19 ± 0.38 and 0.17 ± 0.23 µT, <i>p</i> < 0.05). Long-term exposure among industrial workers may contribute to a significant difference in systolic blood pressure (SBP) (125.61 ± 9.60 mm Hg, <i>p</i> < 0.05). Additionally, a significant difference in deep sleep analysis was observed between the high-exposure and low-exposure groups (67.13 ± 31.15 min, <i>p</i> < 0.05).</p><p><strong>Conclusion: </strong>The hypothesis was confirmed, indicating possible effects of high ELF-MF exposure on SBP and deep sleep. However, further research on long-term exposure and its association with sleep quality disturbances is needed for validation.</p>","PeriodicalId":47704,"journal":{"name":"International Journal of Occupational Safety and Ergonomics","volume":" ","pages":"149-156"},"PeriodicalIF":1.6,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142696011","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Zhao Yanzeng, Zhu Keyong, Xu Haixin, Liu Ziyu, Luo Pengyu, Wang Lijing
{"title":"Effective strategies for reducing pilots' job burnout: cognitive reappraisal guided by high resilience with perceived stress as a mediator.","authors":"Zhao Yanzeng, Zhu Keyong, Xu Haixin, Liu Ziyu, Luo Pengyu, Wang Lijing","doi":"10.1080/10803548.2024.2430112","DOIUrl":"10.1080/10803548.2024.2430112","url":null,"abstract":"<p><p>The aviation industry is acknowledged for its high-risk, high-pressure nature, where pilots' job burnout has adverse effects on well-being and industry performance. Understanding solutions to pilot job burnout is crucial for addressing the aforementioned challenges. Cognitive reappraisal, a double-edged sword, has yet to be proven effective in its application to this specific population, and there is a lack of research explaining why cognitive reappraisal can reduce job burnout. This empirical study, collecting data from 106 pilots, reveals cognitive reappraisal's efficacy in reducing burnout by lowering perceived stress (<i>R</i><sup>2 </sup>= 0.497). The reduction is modulated by pilots' psychological resilience, indicating higher resilience enhances cognitive reappraisal's effectiveness. Additionally, perceived stress mediates differently in emotional exhaustion compared to dehumanization or reduced personal accomplishment. This research not only proposes, for the first time, a theoretical model depicting the impact relationships of pilot job burnout but also provides practical and targeted recommendations for reducing pilot job burnout.</p>","PeriodicalId":47704,"journal":{"name":"International Journal of Occupational Safety and Ergonomics","volume":" ","pages":"258-266"},"PeriodicalIF":1.6,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143256900","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Path analysis of coal mine accident risk factors based on the 24Model.","authors":"Yiman He, Jizu Li, Min Yu, Yanyu Guo","doi":"10.1080/10803548.2024.2403276","DOIUrl":"10.1080/10803548.2024.2403276","url":null,"abstract":"<p><strong>Objectives: </strong>Coal mine accidents seriously affect China's coal safety production and sustainable development. The present study aimed to reveal the risk factors in coal mine accidents and explore the causal relationship among risk factors.</p><p><strong>Methods: </strong>This study utilized text mining to analyse 450 coal mine accident reports, identifying 50 risk factors and efficiently mapping them into the 24Model. The association rule algorithm was then used to mine the strong association rules among the risk factors within the 24Model, establishing the interaction mechanism among them. Based on the strong association rules, related hypotheses were proposed. Finally, the hierarchical and logical relationships of risk factors within the 24Model were analysed, and the causal and mediating effects were tested by path analysis.</p><p><strong>Results: </strong>The safety management system has a direct effect on unsafe acts, unsafe conditions, habitual behaviour and organizational safety culture. Moreover, external influence has an effect on unsafe acts, organizational safety culture and habitual behaviour through the mediating effect of the safety management system.</p><p><strong>Conclusion: </strong>Based on the results obtained, this study proposes a series of specific measures to prevent risks in coal mines, providing a new perspective for the analysis and prevention of accidents.</p>","PeriodicalId":47704,"journal":{"name":"International Journal of Occupational Safety and Ergonomics","volume":" ","pages":"45-58"},"PeriodicalIF":1.6,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142477753","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Using benevolent leadership to improve safety behaviour in the construction industry: a moderated mediation model of safety knowledge and safety training and education.","authors":"Hesham Ayouz, Ahmad Alzubi, Kolawole Iyiola","doi":"10.1080/10803548.2024.2414613","DOIUrl":"10.1080/10803548.2024.2414613","url":null,"abstract":"<p><p><i>Objectives</i>. Despite extensive regulatory reform, safety research and safety programmes over the past several decades, the construction sector remains notoriously dangerous in different regions across the world. Despite the fact that effective leadership is crucial for improving workplace safety behaviour (SB), there have been insufficient studies on how benevolent leadership (BL) affects such behaviour. <i>Methods</i>. Using a cross-sectional design, this research examines the influence of BL on employees' SB. The mediating role of safety knowledge and the moderating role of safety training and education were also observed. Data obtained from 413 employees of construction firms in Turkey were used to verify the links. <i>Results</i>. BL has positive influences on employees' SB and safety knowledge. Safety knowledge has a positive influence on SB and partially mediates the BL-SB link. At a low level of safety training and education, the BL-safety knowledge link is weaker for firms whose employees receive low safety training and education. At high levels of safety training and education, both the direct and indirect links between BL and SB are stronger for firms with high levels of safety training and education. <i>Conclusion</i>. The findings significantly extend safety literature through the lens of implicit followership theory.</p>","PeriodicalId":47704,"journal":{"name":"International Journal of Occupational Safety and Ergonomics","volume":" ","pages":"167-180"},"PeriodicalIF":1.6,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142568097","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Samaneh Salari, Ali Karimi, Ehsan Farvaresh, Rajabali Hokmabadi
{"title":"An integrated approach to a predictive and ranking model of use error using fuzzy BWM and fuzzy TOPSIS.","authors":"Samaneh Salari, Ali Karimi, Ehsan Farvaresh, Rajabali Hokmabadi","doi":"10.1080/10803548.2024.2419283","DOIUrl":"10.1080/10803548.2024.2419283","url":null,"abstract":"<p><p>Avoiding error in handling artifacts is crucial for achieving a high level of system reliability and safety assessment. This study develops a predictive and ranking model of use error (PRUE). In the first phase, use errors are systematically detected and anticipated via an inquiry process in two levels (activity and function). In the second phase, the fuzzy best-worst method (F-BWM) is employed to determine relative weights of three criteria including consequence of use error (CUE), detection of use error (DUE) and probability of use error (PUE). Fuzzy TOPSIS is then employed to rank use errors according to their risk level. The use errors of an infant ventilator device are assessed to demonstrate applicability of the PRUE method. The results of the present study confirm the reliability and applicability of this approach to assess artifact use errors. Moreover, the PRUE method can be utilized in investigation of user interface design.</p>","PeriodicalId":47704,"journal":{"name":"International Journal of Occupational Safety and Ergonomics","volume":" ","pages":"195-204"},"PeriodicalIF":1.6,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142696010","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Seher Suendam Arici, Murat Mert Tekeli, Sukru Ilke Sezer, Emre Akyuz, Ozcan Arslan, Muhammet Aydin
{"title":"Prediction of human error probability in helicopter to ship transfer operation under an evidential reasoning extended CREAM approach.","authors":"Seher Suendam Arici, Murat Mert Tekeli, Sukru Ilke Sezer, Emre Akyuz, Ozcan Arslan, Muhammet Aydin","doi":"10.1080/10803548.2024.2399427","DOIUrl":"10.1080/10803548.2024.2399427","url":null,"abstract":"<p><p>Although the helicopter to ship transfer operation is rarely applied in ports around the world, some of the hub ports have encouraged it. The operational process poses challenges to safety due to the nature of the work to be completed by the ship crew. This article performs a systematic human error prediction to ensure safe helicopter to ship transfer operations under different circumstances since the human factor is becoming a significant contributor to maritime accidents. To accomplish this, the article addresses a cognitive reliability and error analysis method (CREAM) under the evidential reasoning (ER) approach. In the proposed approach, the CREAM provides a comprehensive human error prediction tool and ER is capable of supporting experts' judgment in decision-making. The findings of the research show that 'Secure the loose objects within or adjacent to the operating area' poses a high human error probability (4.50E-02) during helicopter to ship transfer operations.</p>","PeriodicalId":47704,"journal":{"name":"International Journal of Occupational Safety and Ergonomics","volume":" ","pages":"12-23"},"PeriodicalIF":1.6,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142308780","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Differentiating hand gestures from forearm muscle activity using machine learning.","authors":"Ryan Cho, Sunil Puli, Jaejin Hwang","doi":"10.1080/10803548.2024.2383021","DOIUrl":"10.1080/10803548.2024.2383021","url":null,"abstract":"<p><p>This study explored the use of forearm electromyography data to distinguish eight hand gestures. The neural network (NN) and random forest (RF) algorithms were tested on data from 10 participants. As window sizes increase from 200 ms to 1000 ms, the algorithm accuracies increased with RF from 85% to 97% due to the increased temporal resolution. It was also noticed that the RF performed better with an accuracy of 85% than the NN with accuracy 80% when the temporal resolution was smaller, indicating the RF will be efficient when quick-response time is important. As the window size increases, the NN showed higher performance, suggesting that NN will be useful when higher accuracy is required. Future studies should increase the sample size, include more hand gestures, use different feature extraction methods and test different algorithms to improve the accuracy and efficiency of the system.</p>","PeriodicalId":47704,"journal":{"name":"International Journal of Occupational Safety and Ergonomics","volume":" ","pages":"1-11"},"PeriodicalIF":1.6,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141976930","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
İrem Medeni, Volkan Medeni, Enes Talha Yıldız, Mustafa Necmi İlhan
{"title":"Musculoskeletal pains, eye symptoms and associated factors among office workers: a cross-sectional study from Turkey.","authors":"İrem Medeni, Volkan Medeni, Enes Talha Yıldız, Mustafa Necmi İlhan","doi":"10.1080/10803548.2025.2458440","DOIUrl":"10.1080/10803548.2025.2458440","url":null,"abstract":"<p><p><i>Objectives</i>. This study aimed to identify potential health problems and ergonomic risks that office workers face. <i>Methods</i>. The cross-sectional study was conducted among Ankara Provincial Directorate of Youth and Sports office workers. The dependent variables of the study were musculoskeletal complaints and eye problems. Independent variables included gender, age, total and weekly working time, smoking, alcohol consumption, perceived health, burnout, working conditions and workplace ergonomic risks. The study successfully reached 251 office workers, achieving a response rate of 95.4%. <i>Results</i>. The participants spend an average of 5.79 h per day in front of their computers. The most common musculoskeletal disorders were neck pain (59.0%) and back pain (51.0%). Eye problems, such as itching, redness or watering, were reported by 45.8%. More than half of the participants reported not engaging in any form of exercise during work. Differences existed in back pain according to emotional and physical burnout, perceived health, and chair adjustability; and itching, redness and watering in the eyes according to the screen positioning at an appropriate distance. <i>Conclusion</i>. The findings highlight the importance of addressing musculoskeletal and eye issues among office workers. Integrating ergonomics into health and safety training can help employees mitigate hazards, promoting a healthier workplace.</p>","PeriodicalId":47704,"journal":{"name":"International Journal of Occupational Safety and Ergonomics","volume":" ","pages":"337-344"},"PeriodicalIF":1.6,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143442411","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Paulina Kropidłowska, Emilia Irzmańska, Klaudia Halicka, Agnieszka Adamus-Włodarczyk, Aneta Raszkowska-Kaczor, Daniel Kaczor, Paweł Szroeder, Marek Doering
{"title":"Improving the mechanical and electrostatic properties of polymer composites for personal protective equipment by incorporating graphite into a poly(vinyl chloride) polymer matrix.","authors":"Paulina Kropidłowska, Emilia Irzmańska, Klaudia Halicka, Agnieszka Adamus-Włodarczyk, Aneta Raszkowska-Kaczor, Daniel Kaczor, Paweł Szroeder, Marek Doering","doi":"10.1080/10803548.2024.2444768","DOIUrl":"10.1080/10803548.2024.2444768","url":null,"abstract":"<p><p>The objective of the study was to examine the mechanical and electrostatic properties of poly(vinyl chloride) intended for use in protective footwear. The poly(vinyl chloride) material was made with graphite (flake side dimensions 5 and 10 µm) additive in weight concentration variants from 0.5 to 10.0%. The influence of incorporating graphite in the polymer matrix was evaluated by testing mechanical parameters and electrostatic parameters (according to Standard No. EN ISO 20344:2021). In addition, the surface morphology, analysis of thermal properties and stability were evaluated. The results indicated the highest increase in tear resistance for the variant containing 1.5- 2.0% graphite. In terms of electrostatic parameters, the addition of graphite caused an increase in electrical resistance. Based on the obtained preliminary test results, it can be concluded that the use of graphite additive can increase the mechanical properties and find application in the production of protective footwear components.</p>","PeriodicalId":47704,"journal":{"name":"International Journal of Occupational Safety and Ergonomics","volume":" ","pages":"110-120"},"PeriodicalIF":1.6,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142972621","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Abdullah Malik, Azhar Ali, Muhammad Akram, Rizwan Rasheed
{"title":"Assessment of sleep quality, fatigue and its association with occupational injuries among shift workers in an electronic industrial environment.","authors":"Abdullah Malik, Azhar Ali, Muhammad Akram, Rizwan Rasheed","doi":"10.1080/10803548.2024.2404326","DOIUrl":"10.1080/10803548.2024.2404326","url":null,"abstract":"<p><p><i>Objectives.</i> This study explores the association between sleep quality, cumulative fatigue and occupational injuries among shift workers in Pakistan's manufacturing industries. <i>Methods</i>. The study surveyed 200 shift workers using a self-administered questionnaire. Sleep quality was assessed with the Pittsburgh sleep quality index (PSQI), and fatigue with the standard shiftwork index (SSI). Statistical analyses included <i>t</i> tests, <i>χ</i><sup>2</sup> tests and logistic regression. <i>Results</i>. Night shift employees had higher odds of occupational injuries (odds ratio [<i>OR</i>] 3.591, 95% confidence interval [CI] [1.079, 11.944], <i>p</i> = 0.037) compared to day shift workers. Cumulative fatigue (<i>OR</i> 3.044, 95% CI [1.145, 8.089], <i>p</i> = 0.026) and PSQI global score (<i>OR</i> 1.249, 95% CI [1.002, 1.556], <i>p</i> = 0.048) also indicated an increased injury risk. <i>Conclusion</i>. Night shift workers experienced poorer sleep quality, higher fatigue and increased injuries than day shift workers. Employers should implement artificial intelligence to detect and manage fatigue, set strategic shift schedules for maximum sleep opportunities and train workers to improve sleep quality.</p>","PeriodicalId":47704,"journal":{"name":"International Journal of Occupational Safety and Ergonomics","volume":" ","pages":"69-76"},"PeriodicalIF":1.6,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142477752","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}