This cross-sectional study was conducted on 200 nurses in hospitals of Kashan during 2012. Sample size was calculated based on a previous study in which Goudarznand-Chegini et al. studied the quality of work life of the employees in public hospitals in Rasht, according to whom the quality of work-life was 73.28 ± 15.26 (2). On this basis, 150 patients were estimated to be needed in this study based on the following parameters α = 0.05, S1 = 15.26, S2 = 8.64, d = 3 (2). However, 200 nurses were selected in this study based on the recommendation of the review board,
to compensate
possible
attrition.