The Efficacy of Cognitive behavioral Group Therapy on Body Mass Index (BMI) in Obese Patients

Background: obesity implies a large body fat, because of the high prevalence and physical and psychological consequences, today it becomes a serious crisis and itself is involved health sector in most countries. cognitive behavioral therapy along with diet and exercise methods, considered as lifestyle modification techniques that are used in the treatment of obesity. it seems that change behavior eating and associated thought patterns are necessary as a positive health step in the country. the aim of present study was to investigate the efficacy of cognitive behavioral group therapy on body mass index (bmi) in obese patients. methods: this research is semi-experimental method with pre-test and post-test, experimental and control groups and follow up to a month, on 20 women suffering from obesity, type a (bmi = 30-34.9), referred to an obesity clinic of rasoul akram hospital in tehran. samples were randomly selected and divided into two experimental and control groups (each group, n = 10) assigned. the intervention consisted of 12 sessions of 2 hours of cognitive – behavioral group therapy, which the experimental group was given during 6 weeks. data through of body mass index (bmi) were collected and follow-up one month after treatment variable bmi, have been done. data was analyzed by spss-20 software and descriptive statistics and inferential statistics (analysis of covariance) was used for data analysis. results: results of covariance analysis showed that the post-test and follow-up at one month compared with the control group not showed a significant decrease in the amount of bmi. and the average weight loss for both groups was closer together. conclusion: it seems that the effectiveness of this treatment in reducing the multi-month and multi-year long-term follow-up bmi should be examined.