The effect of Group Cognitive-Behavior Therapy on Depression Symptoms Decrease in Adolescence Girls

The aim of this research was the effect of group cognitive-behavioral therapy (CBT) on depression symptoms decrease in girls 13-15 year olds high school referring to counseling centers education region 2 Ahvaz in city. 20 girl participants were select according to cut off point 22 in Children Depression Inventory (CDI, Rajabi), and DSM-5, and the participants were randomly assigned into an experimental and control groups (each group comprising 10 students). The participants in the experimental group received 12 sessions, and each of week 2-session, 90 minutes Cognitive-Behavior Therapy. The Children Depression Inventory was used for depression assessment. The findings repeated major analysis of variance showed that group cognitive-behavior therapy significantly decrease depression in experiment group in comparison with control group, and comparison of the stages of pre-test, post-test and follow-up in the experimental group showed that this treatment has been able to reduce the degree of depression from the pre-test to the follow-up stage (p