Mehrzad Ebrahimzadeh - Environmental Health Research Center, Kurdistan University of Medical Sciences, Sanandaj, Iran
Arash Akbarzadehz - Master of Science Epidemiology, School of Public Health, Tehran University of Medical Sciences, Tehran, Iran
Paeman Rezaghole - Bachelor of Science anesthesia, Kurdistan University of Medical Sciences. Sanandaj, Iran
Marzieh Ebrahimzadeh - Bachelor of Science nursing, Tabriz Branch, Islamic Azad University,Tabriz, |ran

Background: The purpose of this study was to investigate the relationship between sleep disorders and job stress among nurses working in educational hospitals in Sanandaj. Methods: This cross—sectional descriptive—analytical study was conducted on 160 nurses working in educational hospitals of Kurdistan University of Medical Sciences in Sanandaj in 2014. A quotient sampling method was used to select nurses. Data were gathered using two questionnaires: Expanded Nursing Stress Scale (ENSS) and Pittsburgh Sleep Quality Index (PSQI). Then, the results were analyzed by using SPSS 16 software,independent t—test, and Spearman correlation. Results: 56 of the nurses (35%) were male and 104 nurses were female (65%). The results of Spearman correlation test showed that nurses’ sleep quality was significantly correlated with nurses job stress. Also, the findings of this study showed that nurses sleep quality was significantly different in terms of working and age groups. However, nurses job stress did not show any significant difference between different work experience and age groups. Conclusion: The study showed that there is a direct relationship between job stress and sleep quality in nurses.Therefore, it is necessary to identify the underlying factors that cause stress and sleep disorders and in addition to precisely planning the work shifts, preventing the increase of the volume and duration of work should be designed to eliminate them

Job stress; Sleep quality; Nurses Introduction