Shide Rezai Mohammad MohammadPour - MSc, General Psychology, Baharestan University of Isfahan, Iran.

Background: The purpose of the present study is to investigate the effectiveness of cognitive behavioral therapy on the flexibility and performance of married couples in Isfahan city. Method: The research method was semi-experimental and its design was pre-test-post-test with a control group. The statistical population included all couples referred to family psychology clinics in Isfahan city in ۱۴۰۱, who were assigned to two groups (۱۸ experimental subjects) and (۱۸ control subjects) using available sampling method based on the entry and exit criteria. The tools used included the flexibility questionnaire of Dennis and Vanderwaal (۲۰۰۹), the Epstein, Baldwin and Bishab family performance questionnaire (۱۹۸۳) and cognitive-behavioral therapy training sessions. Data analysis was done using statistical methods of covariance analysis and SPSS ۲۳ software. Results: Cognitive-behavioral therapy has an effect on cognitive flexibility and family performance, and cognitive-behavioral therapy can be considered as one of the important and effective antecedents in treating couples' problems such as psychological flexibility and family performance. Conclusion: The findings showed that cognitive behavioral therapy has an effect on flexibility and components (willingness to understand difficult situations, the ability to understand several alternative justifications and the ability to create several alternative solutions) and family performance and components (problem solving, Relationship, emotional intercourse) (p < ۰.۰۵) and has no significant effect on the components (roles, emotional companionship and behavior control) (P < ۰.۰۵).

Cognitive-Behavioral Therapy, Flexibility, Family Performance