A.R Farnam - Associate Professor, Psychiatric Dep., School of medicine, Tabriz University of Medical Sciences, Tabriz, Iran
H GHolizadeh - Master of Clinical Psychology, Dep. of Psychology, Tabriz University, Tabriz, Iran
J Pirzadeh - Master of General Psychology, Dep. of Psychology, Tarbiat Moaalem University, Tehran, Iran
E Hekmati - Master of General Psychology, Shahid Beheshti University of Medical Sciences, Tehran, Iran
A Rasolvand - Bachelor of Clinical Psychology, Tabriz University, Tabriz, Iran

Background & Aims: Metacognition is considered as an important factor in the genesis and continuation of various psychological disorders, particularly obsessive-compulsive disorder and depression. The aim of this study was comparison of Metacognitive beliefs in Major depression disorder (MDD), obsessive-compulsive disorder (OCD) and healthy groups. Methods: A total of ۵۰ depressive patients and ۴۹ OCD patients were selected by available sampling from the patients referred to psychiatric clinic of Bozorgmehr and consulting centers of Tabriz. The control group consisted of ۵۱ matched individuals selected from students and staff of Tabriz University of Medical Sciences. All patients were asked to complete Beck Depression Inventory (BDI-II), Maudsley obsessivecompulsive Inventory (MOCI) and Metacognitive Questionnaire (MCQ-۳۰). Results: Both OCD and MDD groups showed significant difference with healthy group in metacognition total score and all subscales (P<۰.۰۰۱). MDD group had a significant difference with OCD group only in general negative beliefs and metacognition total score (P<۰.۰۵). Conclusion: Overall, the results of this study indicate that depression and obsessive- compulsive disorder are associated with disturbed Metacognitive beliefs.

cognition, depression, Obsessive-compulsive disorder