The role of physical health and psychological pain in the prediction of suicide attempt: mediating factor of distress tolerance and self-directed aggression

The aim of this study was to test the structural model of physical health and psychological pain with suicide with the mediating role of distress tolerance and self-directed aggression. The research method was descriptive-correlational (structural equation model) and The participants were selected of people living in Tehran and Alborz province in the age range of 18-50 years during the period of winter 1400 to summer 1401. Using the available sampling method, 400 subjects participated in the research through an online survey. The instruments used in this study include Health Survey Questionnaire (SF-36), Mental Pain Scale (OMMP), Distress Tolerane Scale (DTS), Self-Harm Inventory (SHI) and Suicide probability scale (SPS). Data analysis done through Multiple regression method and structural equation modeling. The findings showed that physical health and psychological pain had a direct and significant relationship with suicide attempts. Also, distress tolerance and self-directed aggression had a mediating role in the relationship between physical health and psychological pain and suicide attempts. findings showed that the model has an acceptable fit with the collected data. According to the research results, regarding to distress tolerance and self-directed aggression can be effective on the relationship of physical health and psychological pain with suicide attempt.