The Effectiveness of Acceptance and Commitment Therapy (ACT) on Anxiety and Self-efficacy of Children: A Single-Case Experimental Design

Abstract

Aim: The aim of the current study was to investigate the effectiveness of Acceptance and Commitment Therapy (ACT) on Anxiety and Self-efficacy of children among children with anxiety. Methods: The statistical population consisted of all children diagnose with anxiety in Ahvaz. The research sample consisted of 3 children that were selected according to the results of the Child Anxiety Related Emotional Disorders (SCARED) , using purposeful sampling method. In this research, a single-case experimental design, type of non-concurrent multiple baseline designs was used. To evaluate the anxiety, Child Anxiety Related Emotional Disorders (SCARED) and self-Efficacy - Children's Self-Efficacy Scale were used. The data was collected in three phases of baseline, during intervention, and one month follow-up. Findings: The findings indicate that the subjects in the treatment phase experienced improvement in anxiety (30/96) and self-efficacy (28/13), and in the follow-up in regards to anxiety (38/44) and self-efficacy (32/25). The change index was indicative of meaningful changes (z=1/95 α=0.05). Conclusion: Therefore, the research findings illustrated that Acceptance and Commitment Therapy reduces anxiety and increases children's self-efficacy by increasing psychological flexibility and reducing dysfunctional reactions.