Published online 2015 November 25. Research Article Path Analysis of Depression and Quality Of Life Among Nurses

range of nursing activities and its interdisciplinary nature have caused work stress and mood changes such as depression and other mental illnesses among nurses. Patients ’ health and safety are directly related to work setting and the treatment of health care team. Objectives: The present study aimed at examining depression-related factors as well as quality of life among nurses working in Ilam hospitals. Patients and Methods: This research is a cross-sectional study, which was conducted on all the nurses working in hospitals of Ilam during 2013. Collection of the study data was accomplished by using Beck depression inventory (BDI) and SF-12 questionnaires. Then, we used path analysis, a technique applied to test casual models. To conduct the path analysis of depression and quality of life, at first a preliminary casual mode was developed and then the final model of depression and quality of life was identified using multiple regression analysis. Results: According to the final model yielded from path analysis, the most important factors contributing to depression are mental component of quality of life, marital status, night shifts, age, physical component of quality of life, and overtime which their direct effects on nurses ’ depression are stronger than their indirect effects (through mental and physical components). Conclusions: Based on the study results, making plans to promote mental aspect of nurses, focusing on family foundations like marriage, reducing and distributing working hours, and decreasing night shifts hours of nurses could reduce their depression and improve thei