Personality Similarity, the Big Five Personality and Marital Satisfaction

Document Type : Original


1 Department of Psychology and Consulting, Kermanshah Branch, Islamic Azad University, Kermanshah, Iran

2 Department of Counseling, Kharazmi University, Tehran, Iran

3 Department of Counseling &psychology, Kermanshah Branch, Islamic Azad University, Kermanshah, Iran

4 Student of clinical psychology, Kermanshah Branch, Islamic Azad University, Kermanshah, Iran

5 Student of Counseling, Kermanshah Branch, Islamic Azad University, Kermanshah, Iran


Purpose: The purpose of this study was to examine the relationship between personality similarity, the Big Five personality and marital satisfaction. Methods: In this co relational study, 392 parents of students of elementary schools in Kermanshah (men and women share equally) were selected by multi-stage cluster sampling method. They completed following instruments: NEO (Costa & McCrae, 1992) Dyadic Adjustment Scale (Spianer, 1976) and ENRICH Inventory (Olsen et al, 1987). Findings: The results showed the big five factors conscientiousness, extraversion, agreeableness, had meaningfully positive correlated; neuroticism had meaningfully negative correlated with marital satisfaction. Stepwise regression results indicated that the similarity of the couple's personality factor neuroticism (negatively) and extraversion, agreeableness, and conscientiousness (positively) to predict marital satisfaction.
Conclusions: personality characteristics such as neuroticism, extraversion, and conscientiousness can be adopted to explain much of the variance in marital satisfaction. Individuals feel satisfaction of marital live when it has similar personality profiles with their partners.


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