Document Type : Research Article

Authors

1 PhD Psychology Student, College of Education, Dep of Psychology, Shahid Chamran university of Ahvaz, Ahvaz, Iran

2 Assistant Professorof Psychology, College of Education, Dep of Psychology, Shahid Chamran university of Ahvaz, Ahvaz, Iran

3 Associate Professor of Psychology, College of Education, Dep of Psychology, Shahid Chamran university of Ahvaz, Ahvaz, Iran

4 Professor of Psychology, College of Education, Dep of Psychology, Shahid Chamran university of Ahvaz, Ahvaz, Iran

5 Professor of Nutrition, College of Paramedical Sciences, Dep of Nutrition, Jundishpur University of Medical Sciences, Ahvaz, Iran

Abstract


 
This study aimed at investigating the effect of rational-emotive behavior therapy method on body mass index, weight self-efficacy, and body image among 14-18 year-old overweight teenage girls in Ahvaz. For this purpose, through public announcement and using available sampling method, 36 overweight persons were selected and randomly assigned to 3 groups, namely, the experiment, placebo, and waiting list. Subjects of the experiment group participated in twelve sessions (90 minutes each). Beside a diet and weekly weighting, they received psychological intervention. In placebo group, subjects also took part in twelve separate sessions. In addition to a dietary program and weekly weighing, they delivered their monitoring report forms weekly. The waiting list subjects received neither monitoring nor intervention. Data analysis, using covariance analysis, regarding body mass index, showed that there were meaningful differences in waiting list and experimental groups compared to placebo group. However, in post-test stage, the difference between experimental and placebo groups was not meaningful, but at the follow-up stage, the difference was significant. In other words, the two groups lost weight at the post-test stage, but, ten weeks later the placebo group re-gained weight, while the experimental group did not change. The results also showed that this therapeutic method resulted in an increase in weight self-efficacy and a decrease in dissatisfaction of body image in experiment group, at both the post-test and follow-up stages.

Keywords

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