مدل علی اثر شخصیت بی ثباتی هیجانی بر گرایش به رفتارهای پرخطر در نوجوانان با نقش میانجی نگرش به مصرف مواد مخدر در نوجوانان

 The aim of this study was modeling the mediating of impact character of emotional instability on tendency risky behaviors in adolescents with Role of Mediating attitudes to drug use in adolescents. Method: The study is description and the type is Structural Equation Modeling; the population of the study is students of Qods town which is located in Tehran Province. Sample size is 644 students that were selected by multistage random sampling. The data were gathered through Big Five personality Questionnaire, Attitude towards Drug Abuse Questionnaire and Adolescents Risk-taking Questionnaire. Result: The results of structural equation modeling analysis showed the Conceptual Model was fitted with most appropriate fit to data (df/S–Bχ2=2/56, CFI=0/98, GFI= 0/96, RMSEA= 0/049). In this model all direct and indirect paths to predict risk behavior in adolescent were diagnosed. The results also showed that Attitude towards Drug Abuse was mediator in relation to the instability of personality and risk behavior in adolescent. Conclusion: therefore, in this study was shown how the interpersonal factor in the Conceptual model affects risky behaviors in adolescent