The role of sport participation motivations with mediation of employee Voice on productivity of employees of public universities of Tehran

The aim of this study is to investigate the role of sport participation motivations (SPM) on productivity of employees of public universities of Tehran with the mediation role of employee voice. The research method is descriptive-correlation and, with a structural equation approach. The statistical population(9451 persons) consists of the employees of public universities of Tehran in 2018. 594 people were selected as the sample size and through possible sampling by the relative class method. and 538 questionnaires Checked out that were selected through stratified random sampling. The questionnaires were Hersey & Goldsmith Productivity Questionnaire (1980) Hams employee Voice (2012) and a researcher-made questionnaire of employees SPM. Face validity was checked with experts’ advices. Also confirmatory factor analysis was used for Structural validity. The reliability of the questionnaires was calculated by Cronbach's alpha for productivity (0.857), employee Voice (0.829) and SPM (0.772) respectively. Data analysis was performed by Smart-PlS and SPSS softwares. The results showed that the SPM and, employee voice are related to productivity and%38 of the total effect of SPM, on productivity was explained by the mediator variable of employee voice. Also,the GOF fit n with 0.34 , indicates a moderate upward fit.