Abstract:

Background and Aim: At present a considerable part of manufacturing systems as shift work. That is increased fatigue and sleep disorders, which can affect human health. Since the health of staff that has increased the efficiency of the whole system. This paper aimed to determine the relationship between shift work and Sleep Quality with public health in Kaavian steel companies Khozestan.

Materials and Methods: A descriptive cross-sectional study design was used randomly with a sample of 256 staffs Kavian Steel companies. Data were collected using valid 28-item General Health Questionnaire (GHQ-28) and Pittsburgh Sleep Quality index (PSQI). Staffs were combined into groups based upon public health (favorable-unfavorable), sleeping quality (good-bad) and working shift (fixed-flexible).  All statistical analysis was performed using SPSS16, and Independent t-tests, and chi-square.

Results: The mean age and working experience of staffs were 33.6±6.9, 9.8±6.4, respectively.

The results showed that there was a significant relationship between public health-sleep disturbance and shift work. And sleep disturbances were mostly reported in shift workers with an unfavorable general health (p> 0.05).

‍Conclusion: The main conclusion to be drawn from this study is that shift working is adversely affecting the sleep quality and general health. Therefore, this study and suggested strategies appropriate to formulate the optimal shift and education in order to eliminate or reduce the adverse effects of shift work systems is necessary.