Objective: The aim of this study was to determine family function and family structure of parents who have son with disability based on the Circumplex Model of Marital and Family system in Tehran in 1390.
Materials & Methods: In a descriptive study, 200 parents (100 families) who had a son with disability, from elementary public school in Tehran was selected via multi-stage cluster sampling. Each parent completed the two parts questionnaire, demographic variables and family Adaptability and Cohesion
Evaluation Scales III Olson & et al 1985 (FACESIII). Adaptability and cohesion dimension of family function and family structure perceived with parents were determined upon circumplex model.
Results: Mothers rated their families more cohesive and less adaptive than fathers. Mother’s cohesion was (40.12) while father’s cohesion was (39.66), adaptability of mothers was (27.14) and adaptability of fathers was (27.89). Cohesion and adaptability scores in mothers and fathers were not statistically significant. It means understanding of both mothers and fathers about cohesion and adaptability is similar to each others. Most of the family structure perceived with parents were balanced and mid-range. There were no relationship between family structure and family function with type of disability of children.
Conclusion: Adequate adaptability and cohesion in family is one of the most criteria for the healthy family function in the circumplex model and many other structural theories of family. Scale and model of circumplex model can be useful for family function and family structure assessment, cure planning and evaluation of outcome of family therapy