The Effectiveness of Dialectical Behavior Therapy on Body Image and Self-Efficacy in Girls with Bulimia Nervosa

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Abstract

Introduction: The purpose of the present research was to determine the effectiveness of dialectical behavior therapy on the body image and self-efficacy in girls with bulimia nervous.
Method: This study is a quasi- experimental with pre-test/post-test and a control group. The sample of consisted of 40 girls with bulimia nervosa that selected among high school students in Ardebil city, and assigned to two experimental and waiting list groups. The 12 sessions (75 minutes each) of dialectical behavior therapy were implemented for experimental group. To collect the data, Eating Habits Questionnaire, Worry about Body Image Questionnaire and Self-Efficacy Scale were used. Data were analyzed by analysis of covariance.
Results: The results of MANCOVA showed that dialectical behavior therapy were significantly decrease the bulimia nervosa and negative body image, and increasing of self-efficacy in the girls with bulimia nervosa.
Conclusion: According to the findings of the research, dialectical behavior therapy reduced bulimia nervosa and improved body image and increased self-efficacy. Using of this treatment method is recommended for girls with bulimia nervosa in Iran.

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History

  • Receive Date: 29 January 2017
  • Revise Date:
  • Accept Date: 29 January 2017

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