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The Association Between Sleep Duration and Quality of Life: A Crosssectional Study in a Large Sample of Isfahan Steal Company's Employees

Summary: Study links longer sleep to better quality of life in factory workers, highlighting lifestyle benefits. #SleepHealth #QualityOfLife

Rabbanipour N1 ; Roohafza H2 ; Feizi A3 ; Rabey K4 ; Sarrafzadegan N5
Authors

Source: Iran Occupational Health Published:2018

Abstract

Background and aims: Investigating the quality of life and its determinants provides a general prospective about the health status and contributes in health planning. The present study aimed at investigating the relationship between sleep duration and quality of life, adjusting for the impacts of important confounders, in Isfahan steal company's employees. Methods: In a cross-sectional study in 2016, 3063 people of Isfahan steal company's employees were selected through multistage cluster sampling and investigated. Required Information were obtained by EQ-5D questionnaire for evaluating quality of life, IPAQ Questionnaire for evaluating physical activity examination, job stress Questionnaire for evaluating job stress and demographic characteristics of study participants. Latent class regression (LCR) with Mplus7 software was used for data analysis. Results: Mean (SD) age (year) and sleep duration (hour) of participants were 36.74 (7.31) and 7.11 (1.17) respectively, and 91.5% were male. In terms of quality of life, results of fitting LCR with 2 classes indicated that 79.7% and remaining were being in high and low quality of life classes, respectively. A direct significant association was found between sleep duration and quality of life. In crude model, odds ratio (OR): 1.2 (95% CI for OR: 1.12-1.3). After adjusting for potential confounding variables the observed association was remained statistically significant, OR: 1.2 (95% CI for OR: 1.1-1.3), indicating an hour increase in sleep duration, increase 20% odds of beings in high quality of life class. Conclusion: Our study provides pertinent and valuable information about measuring QoL of industrial employees in a developing country. In addition, findings of our study showed that there is a direct significant association between sleep duration and quality of life, thus through improving the lifestyle, quality of life and life satisfaction would be increase; so identifying the impact of factors related to quality of life in such specific community leads to focusing the interventions and health advices on the mentioned factors, resulting the modifying of stressful situations and improving quality of life and finely increasing the efficiency. © 2018 Tehran University of Medical Sciences and Health Services. All rights reserved.
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