Aim and Background:Marital satisfaction is very important in the second decade of life. Therefore, the present study was conducted with the aim of investigating the structural equation of marital satisfaction based on personality traits (FFI-NEO) and attachment styles based on the mediating role of self-compassion among couples in the second decade of life. Methods and Materials:The present method was descriptive and correlation type. The statistical population included all the couples of Isfahan city who were living in the second decade of their life together. The sample size was determined based on Cochran's formula and 384 couples (768 people) were selected using multi-stage cluster random sampling method. The data were collected through Enrich's Marital Satisfaction Questionnaire (1989), Costa and McCrae's Five-Factor Personality Questionnaire (1997), Hazen and Shiver's Adult Attachment Questionnaire (1987), and Shafqat Neff's Questionnaire (2003) and analyzed with PLS software. Findings:The results showed that the structural equation of marital satisfaction based on personality traits (FFI-NEO) and attachment styles can be predicted based on the mediating role of self-compassion. Another finding of the research showed that the structural equation of marital satisfaction based on personality traits (FFI-NEO) can be predicted based on the mediating role of self-compassion. Finally, the structural equation of marital satisfaction based on attachment styles can be predicted based on the mediating role of self-compassion. Conclusions:It seems that self-compassion can affect marital satisfaction, and on the other hand, favorable personality traits and secure attachment style can increase marital satisfaction.
