The Effectiveness of Group Metacognitive Therapy on Metacognitive Beliefs, Worry and Worry Domains in patients with Generalized



Introduction: The purpose of this study was to investigate the effectiveness of group metacognitive
therapy (G-MCT) on metacognitive beliefs, worry and worry domains in individuals with generalized
anxiety disorder (GAD).
Method: The statistical society was all outpatients With GAD presenting to clinics in Tehran
counselling center. A number of the patients conveniently were selected. Then using of Metacognition
Questionnaire (MCQ-30), Penn-State Worry Questionnaire (PSWQ) and Worry Domain
Questionnaire (WDQ) and the Structured Clinical Interview for DSM-IV Disorders (SCID-I). 30
females were selected and finally assigned in two groups randomly (15 in experimental group and 15
in control group). From 15 patients of experimental group, 12 patients completed the treatment. Group
metacognitive therapy was administered to the experimental group in ten, 120 minutes sessions during
2.5 months period. All subjects completed questionnaires before and after intervention and in followup
period after 3 months.
Results: The results of ANCOVA test showed that Group metacognitive therapy have significant
effect on negative metacognitive beliefs. The results of ANCOVA test also showed that Group
metacognitive therapy significantly have decreased worry, and worry Domain. These results remained
in 3 months follow-up period.
Conclusion: Group metacognitive therapy has some more benefits on metacognition beliefs and