Investigating the effect of organizational justice on employees' sense of attachment with regard to the mediating role of organizational

The feeling of everything being fair has a strong effect on employees' behavior and attitude. When employees see that they are treated fairly in organizations, their sense of attachment fortifies; Therefore, the purpose of this study is to investigate the effect of organizational justice on employee attachment with to the mediating role of anomie and organizational trust in Yazd University of Medical Sciences.

The research is applied in terms of purpose, descriptive-correlative in terms of data collection and quantitative in terms of data analysis. The statistical population is all 300 staffs of the Yazd University of Medical Sciences which were analyzed based on Morgan's table with 170 questionnaires and by simple random sampling. The measurement tool of this study was a 65-item questionnaire. For assessing organizational justice and its variables, the Niehoff and Morman (1993) questionnaire, for assessing employee’s attachment, the Shuffle et al. (2003) questionnaire, for assessing organizational trust, the Kanavatanachi and Yu questionnaire and for assessing organizational anomie, Lara Wardriguez (2007) questionnaire were used. Their validity was content type, which was confirmed by experts. In order to assess the reliability of the questionnaires, Cronbach's alpha coefficient test and also to analyze the data, structural equation modeling test with AMOS software was used.

The findings indicate that organizational justice has a positive effect on organizational trust and job attachment and has an inverse and significant effect on organizational anomie. Also, organizational trust has an adverse effect on organizational anomie and has a positive and significant effect on job attachment. Organizational anomie also has a significant and inverse effect on job attachment. The results also showed that organizational anomie cannot mediate the effect of organizational trust and organizational justice on job attachment; but organizational trust plays a mediating role in the effect of organizational justice on job attachment.

With the increase of justice in organizations, employees feel more attached and trusted; thus, the level of anomie decreases. Plus, organizations with high organizational justice and trust can effectively fight against organizational anomalies.