The mediating role of self efficacy in the relationship between impulsivity and evoidant coping with relapse in opioid dependence

This study aimed to investigate the mediating role of self efficacy in the relationship between impulsivity and evoidant coping with relapse in opioid dependence. This study was a correlational – descriptive design. The study population was consisted of all individuals in addiction- quitting stage of Tehran city in 2017. 129 person were selected by available sampling method. Instruments for gathering data were personl control scale, short-form of  Barratt impulsivity sclae (2013), subscale of evoidance copin (Endler & Parker, 1990) and Schwarzer self-efficacy questionnaire (1981). Then, the data were analyzed using SPSS.v21 and AMOS.v21 software and statistical tests such as Pearson correlation coefficient and Path Analysis. Based on study findings, there was a statistically significant relationship between impulsivity, evoidant coping and self efficacy with relapse among individuals in addiction- quitting stage. the results of path analysis indicated that self efficacy have mediating role in relationship between impulsivity and relapse to substance use. Therefore, by designing psychological interventions based on self efficacy can diminih the probability of relapse in at-risk groups. Theoretical and practical implications of presented results are also discussed.