The causal relationship between dimensions of organizational silence with organizational citizenship behavior in staff of youth and sport organizations of Khuzestan province: Mediating role of organizational justice

organizational citizenship behavior is a factor that can lead to increase organizational efficiency, organizational innovation and competitive advantage. Therefore the aim of this study was to investigate the mediating role of organizational justice (OJ) in the causal relationship between dimensions of organizational silence (OS) with organizational citizenship behavior (OCB) in staff of youth and sport organizations of Khouzestan province and providing a conceptual model. Statistical population was all of the staff of youth and sport organizations of the Khuzestan province. Statistical samples on the base of Krejcie and Morgan table were 210 person (143-male, 58-female), that were selected by si random sampling. In order to gather data, OS questionnaire (Van Dyne et al, 2003), OJ questionnaire (Niehoff & Moorman, 1993), and OCB questionnaire (Podsakeff et al, 1990), were used. Analyzing data and examining proposed model were done through structural equation modeling (SEM), by using SPSS-22 and AMOS-22 software packages. The results showed that there are significant relationships between OS dimensions and OJ with OCB. Also the results revealed that OJ can't play mediating role relationship between OS dimensions with OCB. It was concluded that OS decrease OCB and OJ can not impact on their relationship.