Prediction of Aggression adolescent girls base on family communication processes and perfectionism with the mediating role of cognitive emotion regulation in Tehran city

The purpose of this study was to determine the fit of the conceptual model based on the mediating role of cognitive emotion regulation in the relationship between family communication processes and perfectionism with aggression. The research method was descriptive- correlational and the statistic population included secondary high school female students in 2015 in Tehran. Four hundred and ninety seven participants were randomly selected via a multistage method and completed questionnaires of aggression, family processes, multidimensional perfectionism cognitions and emotion regulation. The results of structural equation modeling showed that the conceptual model has a good fit with data. The total effect of excessive worry and its indirect effect, due to cognitive emotion regulation, on aggression was significant, but its direct effect on aggression was not significant. The total effect of perfection pursuit on aggression was negative and significant, but its direct and indirect effect was not significant. The total and direct effect of personal standards on aggression was positive and significant, but its indirect effect was not significant. Also, the total, direct and indirect effects of family processes (due cognitive emotion regulation) on aggression were significant. It is suggested that educational psychologists and school psychologists apply cognitive emotion-based interventions to reduce adolescent aggression; Also, in family training, emphasis on the role of family member's interactions, real goals, and harms caused by excessive worry in female adolescents.