Application of Actigraphy on Shift Workers for Sleep Quality

Author(s):  
Fang-Ling Lin ◽  
Chih-Lin Chang ◽  
Zhi-Xuan Chen ◽  
Ching-Chung Chen ◽  
Chien-Wen Wang
Keyword(s):  
2021 ◽  
Vol 12 ◽  
Author(s):  
Brigitte Holzinger ◽  
Lucille Mayer ◽  
Gerhard Klösch

The discrepancy between natural sleep-wake rhythm and actual sleep times in shift workers can cause sleep loss and negative daytime consequences. Irregular shift schedules do not follow a fixed structure and change frequently, which makes them particularly harmful and makes affected individuals more susceptible to insomnia. The present study compares insomnia symptoms of non-shift workers, regular shift workers, and irregular shift workers and takes into account the moderating role of the Big Five personality traits and levels of perfectionism. Employees of an Austrian railway company completed an online survey assessing shift schedules, sleep quality and duration, daytime sleepiness, and personality traits. A total of 305 participants, of whom 111 were non-shift workers, 60 regular shift workers, and 134 irregular shift workers, made up the final sample. Irregular shift workers achieved significantly worse scores than one or both of the other groups in time in bed, total sleep time, sleep efficiency, sleep duration, sleep quality, sleep latency, and the number of awakenings. However, the values of the irregular shifts workers are still in the average range and do not indicate clinical insomnia. Participants working regular shifts reported the best sleep quality and longest sleep duration and showed the least nocturnal awakenings, possibly due to higher conscientiousness- and lower neuroticism scores in this group. Agreeableness increased the effect of work schedule on total sleep time while decreasing its effect on the amount of sleep medication taken. Perfectionism increased the effect of work schedule on time in bed and total sleep time. Generalization of results is limited due to the high percentage of males in the sample and using self-report measures only.


2021 ◽  
pp. 074823372110331
Author(s):  
Rehab Shehata Abdelhady Shehata ◽  
Zeinab Ahmed Mohamed Nour ◽  
Amul Mohamed Abdelrahim Badr ◽  
Eman Mahmoud Khalifa

Sleep disorders are prevalent occupational health problems among shift workers, especially healthcare workers with long shifts. Serotonin is a neurotransmitter related to circadian variations accompanied by shift work. A cross-sectional study was performed on 73 nurses at a tertiary hospital in Cairo, Egypt, to assess sleep quality among shift work nurses (SWNs), to determine blood serotonin level, and its relation to shift work and sleep quality. A demographic and occupational history questionnaire, Pittsburgh Sleep Quality Index (PSQI) questionnaire, and measurement of blood serotonin were carried out to the studied group. The data were analyzed using SPSS 25, and descriptive statistics, unpaired t-test, ANOVA, Kruskal–Wallis Test, Chi-square, Spearman correlation, and multivariate regression analysis were utilized. The results showed that the mean PSQI global score was significantly higher among SWNs than non-shift work nurses (NSWNs) and was the highest (10.32 ± 3.56 and 10.22 ± 2.4, respectively) among rotatory and fixed night shift nurses. Blood serotonin showed highly significant differences between SWNs over NSWNs ( p = 0.001), and mostly reduced among rotatory and fixed night shift nurses (66.7% and 65%, respectively). Moreover, there were highly significant differences in serotonin levels between poor and good sleep quality nurses ( p < 0.001), and most of the poor sleep quality nurses (62.7%) had low serotonin levels. Abnormal serotonin level (odds = 246.5) and working years (odds = 1.2) were statistically significant predictors of poor sleep quality. In conclusion, SWNs, especially rotating and night shift nurses, suffer from poor sleep quality associated with abnormal levels of blood serotonin.


2018 ◽  
Vol 28 (suppl_4) ◽  
Author(s):  
L Stieler ◽  
B Hunger ◽  
M Rudolf ◽  
S Kreuzfeld ◽  
R Stoll ◽  
...  

Author(s):  
Stina Oftedal ◽  
Tracy Burrows ◽  
Sasha Fenton ◽  
Beatrice Murawski ◽  
Anna B. Rayward ◽  
...  

Poor health behaviors are prevalent in shift-workers, but few multiple health-behavior interventions consider their unique needs. This study aimed to (1) evaluate the feasibility and acceptability of an existing app-based intervention to improve physical activity, diet, and sleep quality in a shift-worker population, (2) estimate intervention effect in a four-week pilot randomized controlled trial (RCT) (ACTRN12618001785291). Shift-workers (18–65 years old) were randomized to intervention (n = 20) or wait-list (n = 20) groups. Outcomes included recruitment, engagement, attrition, usefulness ratings, System Usability Scale (SUS), qualitative interviews, and estimation of treatment effect (minutes of physical activity, diet quality, and sleep quality) using mixed model analysis. Recruitment took one week. App-use at week four was 55% (11/20), 85% (34/40) completed the four-week follow-up questionnaire, and 20% (4/20) of the intervention group completed the qualitative interview. The intervention was rated as slightly to moderately useful by 76.9% (10/13) of participants on a five-point scale. The SUS score was 62.7 (12.7) out of 100. Diet quality improved for the intervention (4.5 points; 95% confidence interval (CI) = 0.1, 8.9; p = 0.047) vs. the wait-list group, but not physical activity or sleep quality. Qualitative interviews found that a more tailored intervention, more accessible information, and interactive features were desired. The intervention was feasible in terms of recruitment, but modifications to increase engagement are needed.


2015 ◽  
Vol 193 (4S) ◽  
Author(s):  
Alexander W. Pastuszak ◽  
Jason Scovell ◽  
Justin Badal ◽  
Aravind Chandrashekar ◽  
Tariq S. Hakky ◽  
...  

2020 ◽  
Author(s):  
Lara J. Mentink ◽  
Jana Thomas ◽  
René J.F. Melis ◽  
Marcel G.M. Olde Rikkert ◽  
Sebastiaan Overeem ◽  
...  

AbstractStudy objectivesWhile poor sleep quality has been related to increased risk of Alzheimer’s disease, long-time shift workers (maritime pilots) did not manifest evidence of early Alzheimer’s disease in a recent study. We explored two hypotheses of possible compensatory mechanisms for sleep disruption: Increased efficiency in generating deep sleep during workweeks (model 1) and rebound sleep during rest weeks (model 2).MethodsWe used data from ten male maritime pilots (mean age: 51.6±2.4 years) with a history of approximately 18 years of irregular shift work. Subjective sleep quality was assessed with the Pittsburgh Sleep Quality Index (PSQI). A single lead EEG-device was used to investigate sleep in the home/work environment, quantifying total sleep time (TST), deep sleep time (DST), and deep sleep time percentage (DST%). Using multilevel models, we studied the sleep architecture of maritime pilots over time, at the transition of a workweek to a rest week.ResultsMaritime pilots reported worse sleep quality in workweeks compared to rest weeks (PSQI=8.2±2.2 vs. 3.9±2.0; p<0.001). Model 1 showed a trend towards an increase in DST% of 0.6% per day during the workweek (p=0.08). Model 2 did not display an increase in DST% in the rest week (p=0.87).ConclusionsOur findings indicated that increased efficiency in generating deep sleep during workweeks is a more likely compensatory mechanism for sleep disruption in the maritime pilot cohort than rebound sleep during rest weeks. Compensatory mechanisms for poor sleep quality might mitigate sleep disruption-related risk of developing Alzheimer’s disease. These results should be used as a starting point for future studies including larger, more diverse populations of shift workers.


2019 ◽  
Vol 2 (4) ◽  
pp. 144-148
Author(s):  
Luthfi Aziz ◽  
Adi Hidayat

LATAR BELAKANGPekerja bergilir (shift workers) banyak dijumpai pada masyarakat industri dan mempunyai efek yang negatif terhadap kualitas tidur. Excessive daytime sleepiness (EDS) adalah gejala dari gangguan tidur berupa rasa kantuk pada siang hari yang berlebihan hingga mengganggu aktivitas. Gejala ini dapat menimbulkan dampak merugikan bagi pekerja dan perusahaan. Kualitas tidur, kerja shift, gaya hidup, usia dan jenis kelamin merupakan faktor risiko dari EDS. Seorang pekerja bergilir yang mengalami EDS memiliki risiko kecelakaan kerja yang tinggi. Penelitian ini dilakukan dengan tujuan untuk menentukan hubungan antara kualitas tidur dan EDS pada pekerja bergilir. METODEStudi ini menggunakan desain cross-sectional dengan jumlah subjek penelitian sebanyak 57 pekerja bergilir. Pengumpulan data mengenai usia dan jenis kelamin dilakukan dengan menggunakan kuesioner. Kualitas tidur diukur dengan kuesioner Pittsburgh sleep quality index (PSQI) dan Excessive daytime sleepiness (EDS) diukur dengan Epworth sleepiness scale (ESS). Data dianalisis menggunakan uji korelasi Spearman dan uji Mann Whitney. HASILHasil uji normalitas menunjukkan data yang dikumpulkan tidak tersebar secara normal. Nilai median subjek pekerja besarnya 27 tahun dan sebagian besar subjek adalah laki-laki sebanyak 44 (77.1%) orang.Tidak didapatkan perbedaan yang bermakna antara jenis kelamin dan EDS (p=0.396). Didapatkan hubungan yang sedang dan bermakna antara kualitas tidur dan EDS (r=0.545; 0=0.000). Usia subjek tidak berhubungan secara bermakna dengan EDS (r=0.124; p=0.359). KESIMPULANPenelitian ini menunjukkan hubungan bermakna antara kualitas tidur dan excessive daytime sleepiness pada pekerja, tetapi tidak terdapat perbedaan nilai median EDS antara laki-laki dan perempuan.


2019 ◽  
Vol 64 ◽  
pp. S436
Author(s):  
K. Sadeghniiat-Haghighi ◽  
A. Najafi ◽  
O. Aminian ◽  
A. Zahabi ◽  
A. Rahimi-Golkhandan

Nutrients ◽  
2020 ◽  
Vol 12 (9) ◽  
pp. 2835
Author(s):  
Parisa Vidafar ◽  
Sean W. Cain ◽  
Ari Shechter

Short and/or poor sleep are established behavioral factors which can contribute to excess food intake, and emerging evidence suggests that disturbed circadian rhythms may also impact food intake regulation. Together, disturbed sleep and circadian rhythms may help explain the excess risk for obesity seen in shift workers. To date, however, the details of how shift work may impact food intake regulation are still not fully defined. Here we examined the relationship between sleep characteristics and hedonic control of appetite in shift workers. A total of 63 shift workers (mean (M) age: 36.7 years, standard deviation (SD): 12.0; 59% women) completed an online survey comprising self-reported measures of body weight regulation, sleep (Pittsburgh Sleep Quality Index, Sleep Hygiene Index), and hedonic control of appetite (Food Craving Inventory, Power of Food Scale). Seventy-one percent reported some weight change since starting shift work, and 84% of those reported weight gain (M = +11.3 kg, SD = 9.1). Worse sleep quality and shorter sleep duration were associated with more food cravings, and worse sleep quality and hygiene were associated with higher appetitive drive to consume palatable food (greater hedonic drive). This preliminary study suggests hedonic pathways are potentially contributing to weight gain in shift workers with disturbed sleep.


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