Comparing the Effectiveness of Cognitive Behavioral Therapy Group and Group therapy based on Acceptance and Commitment on Appearance Schema in Obese Women without Diet

The purpose of this research was to compare the effectiveness of cognitive behavioral therapy group and group therapy based on acceptance and commitment on appearance schema in obese women without diet.

It was a quasi-experimental research design of pre-test-post-test and follow-up with a control group. The statistical population of this research included all women with a body mass index above 30 who referred to Noor Nutrition and Obesity Treatment Clinic in the city of Ray in the year 1400. The sample size includes 45 people (30 people in the experimental group and 15 people in the control group) from the statistical population were selected by available sampling method and divided into two experimental groups and one control group. For the first experimental group, cognitive behavioral therapy and for the second experimental group, acceptance and commitment group therapy was implemented, while the control group did not receive training. The research tool included the appearance schema questionnaire (Kash, Melnik and Harbosky, 2004). The data was analyzed using analysis of variance with repeated measures.

The results showed that both treatments had an effect on reducing the appearance of obese women without diet (P<0.001) and the change in scores was stable in the follow-up phase.

According to the obtained results, it can be concluded that cognitive behavioral group therapy and group therapy based on acceptance and commitment improve the appearance schema in obese women without a diet.