scholarly journals The effects of ventilation and temperature on sleep quality and next-day work performance: Pilot measurements in a climate chamber

2021 ◽  
pp. 108666
Author(s):  
Xiaojun Fan ◽  
Huiqi Shao ◽  
Mitsuharu Sakamoto ◽  
Kazuki Kuga ◽  
Li Lan ◽  
...  
2020 ◽  
Vol 4 (Supplement_1) ◽  
pp. 428-429
Author(s):  
Breann LaRocque ◽  
Christina Mu ◽  
Soomi Lee

Abstract Nightly sleep impacts next-day alertness and cognitive functioning. For healthcare professions, work impairment can be life-threatening for patients. Thus, understanding how sleep affects work quality is imperative to promoting medical safety and overall health of workers. The current study investigated whether nightly sleep health is associated with next-day work impairment in nurses and whether this association is mediated by daily fatigue. Sixty nurses reported their sleep characteristics, fatigue, and work impairment using ecological momentary assessment for two weeks. We used a series of multilevel models (a path: sleep→fatigue, b path: fatigue→work impairment, c path: sleep→work impairment, c′ path: sleep and fatigue→work impairment), adjusting for sociodemographics and work shift. At the between-person level, poorer sleep quality was associated with greater work impairment (βc=-23.36, p<.001). This association was mediated by fatigue such that poorer sleep quality was associated with greater fatigue (βa=-19.54, p<.01), which was further associated with greater work impairment (βb=0.79, p<.001). After including fatigue, the association of sleep quality with work impairment was reduced (βc′ =-7.07, p=.08). Similarly, fatigue mediated the relationship between sleep sufficiency and work impairment (βa=-16.49; βb=0.79; βc=-19.36; p<.001; βc′ =-6.32, p=.05). At the within-person level, on days after long sleep duration (>8hrs), nurses reported greater work impairment (βc=10.08, p<.01), however, this was not mediated by fatigue. Our results suggest that poor sleep health may impair next-day work performance, mostly through increased fatigue. Future interventions for nurses can target daily fatigue to reduce the adverse effects of poor sleep on work impairment.


2020 ◽  
Vol 10 (1) ◽  
pp. 11-17
Author(s):  
Khaled Suleiman ◽  
Tarek Al-Khaleeb ◽  
Mahmoud Al-Kaladeh ◽  
Loai Abu Sharour

Introduction: Sleep Quality disturbances are common among nurses especially those working in stressful situations such as emergency room. Additionally, sleep quality disturbances were found to interfere with nurses’ quality of life and work performance. No studies have found the effect of fluctuated shifts on sleep quality among nurses. Objectives: To examine the impact of shift fluctuations on sleep quality among nurses working in the emergency room. Methods: A cross-sectional, descriptive design was employed. Five emergency rooms were selected from public and private hospitals located in Amman, Jordan. The selected hospitals were also referral sites with capacity of more than 200 beds. A convenient sample of nurses who had a minimum of six months experience in the emergency room and working on rotating shifts were eligible for participation. Nurses with known chronic respiratory problems and sleep apnea were excluded. A self-administered questionnaire including a demographic and work-related questions, and the Arabic version of the Pittsburgh Sleep Quality Index were provided. Shift fluctuations were clustered based on interchanging between morning, evening and night shifts. Results: A total of 179 emergency nurses working in rotating shifts participated in the study. The majority of the nurses were poor sleepers. The study found no significant differences between different shifts interchange and sleep quality. However, interchange between morning and evening shift reported the highest sleep disturbance. Sleep quality was positively correlated with the length of experience, while negatively correlated with the age and the number of monthly shifts. Nurses who declared higher satisfaction and ability to work under pressure revealed better sleep quality. Conclusion: Emergency room nurses showed poor sleep quality. While there was no specific shift interchange cluster inducing poor sleep quality, some demographical and work-related characteristics indicated their influence on sleep quality.


PLoS ONE ◽  
2020 ◽  
Vol 15 (4) ◽  
pp. e0231906
Author(s):  
Dela M. van Dijk ◽  
Willem van Rhenen ◽  
Jaap M. J. Murre ◽  
Esmée Verwijk

2014 ◽  
Vol 2014 ◽  
pp. 1-5 ◽  
Author(s):  
Zohreh Yazdi ◽  
Khosro Sadeghniiat-Haghighi ◽  
Ziba Loukzadeh ◽  
Khadijeh Elmizadeh ◽  
Mahnaz Abbasi

The consequences of sleep deprivation and sleepiness have been noted as the most important health problem in our modern society among shift workers. The objective of this study was to investigate the prevalence of sleep disorders and their possible effects on work performance in two groups of Iranian shift workers and nonshift workers. This study was designed as a cross-sectional study. The data were collected by PSQI, Berlin questionnaire, Epworth Sleepiness Scale, Insomnia Severity Index, and RLS Questionnaire. Occupational impact of different sleep disorders was detected by Occupational Impact of Sleep Disorder questionnaire. These questionnaires were filled in by 210 shift workers and 204 nonshift workers. There was no significant difference in the age, BMI, marital status, and years of employment in the two groups. Shift workers scored significantly higher in the OISD. The prevalence of insomnia, poor sleep quality, and daytime sleepiness was significantly higher in shift workers. Correlations between OISD scores and insomnia, sleep quality, and daytime sleepiness were significant. We concluded that sleep disorders should receive more attention as a robust indicator of work limitation.


2019 ◽  
Vol 70 (4) ◽  
pp. 202-209 ◽  
Author(s):  
Morten Nordmo ◽  
Olav Kjellevold Olsen ◽  
Jørn Hetland ◽  
Roar Espevik ◽  
Arnold Bastiaan Bakker ◽  
...  

2021 ◽  
Vol 11 (1) ◽  
Author(s):  
Tiantian Feng ◽  
Brandon M. Booth ◽  
Brooke Baldwin-Rodríguez ◽  
Felipe Osorno ◽  
Shrikanth Narayanan

AbstractNight shift workers are often associated with circadian misalignment and physical discomfort, which may lead to burnout and decreased work performance. Moreover, the irregular work hours can lead to significant negative health outcomes such as poor eating habits, smoking, and being sedentary more often. This paper uses commercial wearable sensors to explore correlates and differences in the level of physical activity, sleep, and circadian misalignment indicators among day shift nurses and night shift nurses. We identify which self-reported assessments of affect, life satisfaction, and sleep quality, are associated with physiological and behavioral signals captured by wearable sensors. The results using data collected from 113 nurses in a large hospital setting, over a period of 10 weeks, indicate that night shift nurses are more sedentary, and report lower levels of life satisfaction than day-shift nurses. Moreover, night shift nurses report poorer sleep quality, which may be correlated with challenges in their attempts to fall asleep on off-days.


2021 ◽  
Vol 43 (1) ◽  
pp. 15-23
Author(s):  
Saki SAKAI ◽  
Masako NAGATA ◽  
Tomohisa NAGATA ◽  
Koji MORI

2016 ◽  
Vol 27 (4) ◽  
pp. 231-243 ◽  
Author(s):  
Bernd Kundermann ◽  
Stanislava Fockenberg ◽  
Nicole Cabanel ◽  
Matthias J. Müller

Zusammenfassung. Die Beziehung zwischen kognitiven Defiziten und Schlafstörungen depressiver Patienten wurde bisher wenig untersucht. Stationär behandelte depressive Patienten beantworteten Fragebögen zur Depressivität und Schlafqualität (Pittsburgh Sleep Quality Inventory, PSQI), gefolgt von neuropsychologischen Untersuchungen zu attentional-exekutiven Funktionsleistungen (Trail Making Test: TMT-A, TMT-B) an Tag 1 (abends) und Tag 2 (morgens). Patienten mit schweren Schlafstörungen (PSQI > 10, n = 8) erbrachten gegenüber Patienten mit maximal moderat ausgeprägten Schlafstörungen (PSQI ≤ 10, n = 8) signifikant geringere Leistungen im Rahmen des TMT-A und TMT-B. Signifikante positive Korrelationen zwischen dem Globalwert des PSQI und der TMT-B-Bearbeitungszeit blieben auch unter statistischer Berücksichtigung von Kovariaten erhalten. Diese Ergebnisse unterstreichen die enge Beziehung zwischen kognitiven Dysfunktionen und Schlafstörungen bei depressiven Patienten. Mögliche therapeutische Implikationen werden diskutiert.


2014 ◽  
Vol 35 (3) ◽  
pp. 144-157 ◽  
Author(s):  
Martin Bäckström ◽  
Fredrik Björklund

The difference between evaluatively loaded and evaluatively neutralized five-factor inventory items was used to create new variables, one for each factor in the five-factor model. Study 1 showed that these variables can be represented in terms of a general evaluative factor which is related to social desirability measures and indicated that the factor may equally well be represented as separate from the Big Five as superordinate to them. Study 2 revealed an evaluative factor in self-ratings and peer ratings of the Big Five, but the evaluative factor in self-reports did not correlate with such a factor in ratings by peers. In Study 3 the evaluative factor contributed above the Big Five in predicting work performance, indicating a substance component. The results are discussed in relation to measurement issues and self-serving biases.


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