Immigration-specific stress and 24-hour movement behaviors among international nurses in Japan: a network and time-series network analysis using wearable device data

Abstract Background As a sharp increase in healthcare demand has led to a severe shortage of nurses in aging societies, international nurses become to play a crucial role in supporting healthcare systems. However, they often face immigration-specific stress that may influence their 24-hour movement...

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Main Authors: Xinyi Chang, Xiuzhu Gu
Format: Article
Language:English
Published: BMC 2025-08-01
Series:BMC Nursing
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Online Access:https://doi.org/10.1186/s12912-025-03707-4
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author Xinyi Chang
Xiuzhu Gu
author_facet Xinyi Chang
Xiuzhu Gu
author_sort Xinyi Chang
collection DOAJ
description Abstract Background As a sharp increase in healthcare demand has led to a severe shortage of nurses in aging societies, international nurses become to play a crucial role in supporting healthcare systems. However, they often face immigration-specific stress that may influence their 24-hour movement behaviors, including physical activity, sedentary behavior, and sleep, as key determinants of health. Despite the importance of these behaviors, limited research has examined the complex interrelationships among 24-hour movement behaviors in this population. This study examined the interrelationships among 24-hour movement behaviors of international nurses working in Japanese healthcare organizations using wearable devices and explored the relationship between these behaviors and immigration-specific stress. The findings aim to inform interventions to promote healthier behavioral patterns and enhance patient safety within healthcare organizations. Methods A total of 43 international nurses working in Japanese healthcare organizations participated in this study. They wore a Fitbit Charge 5 device for 4 weeks to record their daily 24-hour movement behaviors. Upon completion of the tracking period, participants completed a questionnaire assessing immigration-specific stress. We employed network analysis to investigate the relationship between immigration-specific stress and 24-hour movement behaviors, and temporal network analysis to explore the internal interactions within 24-hour movement behaviors. Results International nurses exhibited insufficient sleep duration. Network analysis revealed that the ‘Not at home’ feeling (lack of sense of belonging), ‘Occupation’ disadvantages (occupational development inequities) and ‘Novelty’-related challenges (unfamiliarity with workplace norms and tasks) negatively related to sleep duration. ‘Novelty’-related challenges were also negatively related to moderate-to-vigorous physical activity (MVPA). Temporal network analysis further indicated that increased MVPA was beneficial in improving subsequent sleep duration. Conclusion This study highlighted that sleep duration in international nurses may be improved by enhancing their sense of belonging, eliminating occupational development inequities, and coping with novelty-related challenges. Specific measures include developing more inclusive immigration policies, career development opportunities and continuing education to support international nurses. Additionally, physical activity programs, along with support for novelty-related challenges, can promote appropriate levels of MVPA and further improve sleep duration. Trial registration Not applicable.
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spelling doaj-art-769ac75fa7814c0c8c91febb7e32da5c2025-08-20T04:01:53ZengBMCBMC Nursing1472-69552025-08-0124111110.1186/s12912-025-03707-4Immigration-specific stress and 24-hour movement behaviors among international nurses in Japan: a network and time-series network analysis using wearable device dataXinyi Chang0Xiuzhu Gu1Department of Industrial Engineering and Economics, Institute of Science TokyoDepartment of Industrial Engineering and Economics, Institute of Science TokyoAbstract Background As a sharp increase in healthcare demand has led to a severe shortage of nurses in aging societies, international nurses become to play a crucial role in supporting healthcare systems. However, they often face immigration-specific stress that may influence their 24-hour movement behaviors, including physical activity, sedentary behavior, and sleep, as key determinants of health. Despite the importance of these behaviors, limited research has examined the complex interrelationships among 24-hour movement behaviors in this population. This study examined the interrelationships among 24-hour movement behaviors of international nurses working in Japanese healthcare organizations using wearable devices and explored the relationship between these behaviors and immigration-specific stress. The findings aim to inform interventions to promote healthier behavioral patterns and enhance patient safety within healthcare organizations. Methods A total of 43 international nurses working in Japanese healthcare organizations participated in this study. They wore a Fitbit Charge 5 device for 4 weeks to record their daily 24-hour movement behaviors. Upon completion of the tracking period, participants completed a questionnaire assessing immigration-specific stress. We employed network analysis to investigate the relationship between immigration-specific stress and 24-hour movement behaviors, and temporal network analysis to explore the internal interactions within 24-hour movement behaviors. Results International nurses exhibited insufficient sleep duration. Network analysis revealed that the ‘Not at home’ feeling (lack of sense of belonging), ‘Occupation’ disadvantages (occupational development inequities) and ‘Novelty’-related challenges (unfamiliarity with workplace norms and tasks) negatively related to sleep duration. ‘Novelty’-related challenges were also negatively related to moderate-to-vigorous physical activity (MVPA). Temporal network analysis further indicated that increased MVPA was beneficial in improving subsequent sleep duration. Conclusion This study highlighted that sleep duration in international nurses may be improved by enhancing their sense of belonging, eliminating occupational development inequities, and coping with novelty-related challenges. Specific measures include developing more inclusive immigration policies, career development opportunities and continuing education to support international nurses. Additionally, physical activity programs, along with support for novelty-related challenges, can promote appropriate levels of MVPA and further improve sleep duration. Trial registration Not applicable.https://doi.org/10.1186/s12912-025-03707-4International nurse24-hour movement behaviorsImmigration-specific stressNetwork analysisHealth status
spellingShingle Xinyi Chang
Xiuzhu Gu
Immigration-specific stress and 24-hour movement behaviors among international nurses in Japan: a network and time-series network analysis using wearable device data
BMC Nursing
International nurse
24-hour movement behaviors
Immigration-specific stress
Network analysis
Health status
title Immigration-specific stress and 24-hour movement behaviors among international nurses in Japan: a network and time-series network analysis using wearable device data
title_full Immigration-specific stress and 24-hour movement behaviors among international nurses in Japan: a network and time-series network analysis using wearable device data
title_fullStr Immigration-specific stress and 24-hour movement behaviors among international nurses in Japan: a network and time-series network analysis using wearable device data
title_full_unstemmed Immigration-specific stress and 24-hour movement behaviors among international nurses in Japan: a network and time-series network analysis using wearable device data
title_short Immigration-specific stress and 24-hour movement behaviors among international nurses in Japan: a network and time-series network analysis using wearable device data
title_sort immigration specific stress and 24 hour movement behaviors among international nurses in japan a network and time series network analysis using wearable device data
topic International nurse
24-hour movement behaviors
Immigration-specific stress
Network analysis
Health status
url https://doi.org/10.1186/s12912-025-03707-4
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