IRCT201606288473N5 IRCT 2016-09-05 Vice-chancellor for Research, Bushehr University of Medical Sciences The effect of Metacognitive therapy on depression in women with breast cancer The effectiveness of Meta-cognitive therapy model on depression, cognitive emotion regulation and meta-cognitive beliefs in depressed patients with breast cancer 2016-09-10 anticipated 48 Complete https://irct.ir/trial/8946 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Other design features: Does not have. N/A Depression. Intervention 1: In the case group, meta-cognitive group therapy method will be held for 8 sessions per week. Metacognitions placed in cognitive-behavioral third wave of the treatment field that instead of amending the content of cognition, the cognitive processing and correction mechanisms involved. In this approach, it is believed that in mental disorders, cognitive Self-Regulatory Executive Function (S-REF) is placed in a defective processing cycle, which is known as the cognitive attentional syndrome (CAS). This syndrome which is the result of positive and negative metacognitive beliefs, causes a diversion in attention, cognitive processing techniques, cognitive-emotional orientation, and thus, is the continuation of the disorder. The goal of the treatment is modification and decreasing cognitive attentional syndrome, with the help of the techniques of mindfulness, distraction, correction of negative and positive beliefs and pain and emotional suffering population. Intervention 2: There won't be any interfering for the control group and they will be treated routinely.