Effectiveness of Mentalization based Therapy and Cognitive-Analytical Therapy on Improved Object Relationship of People with Borderline Personality Disorder: A comparison

Mentalization based therapy (MBT) and cognitive-analytical therapy (CAT) are special methods for the treatment of borderline personality disorder (BPD). The purpose of this study was to compare the effectiveness of MBT and CAT on improving the object relationship of people with BPD.
This was an experimental study using pretest- posttest design with a control group. Thepopulation of this study consisted all the men with BPD admitted to two psychiatric hospitals in Ardabil, Iran. In all 45 men with BPD were selected by convenience sampling and were assigned randomly to two experimental groups and one control group. The first experimental group received 20 sessions of MBT, the second experimental group 16 sessions of CAT, the control group did not receive any intervention. Data were collected at baseline and posttest using structured clinical interviews, Millon Clinical Multiaxial Inventory and Object Relations Scale. Data were analyzed by covariance and Tukey analysis.
After controlling the effects of pretest data, there was a significant difference between the mean post-test scores of the experimental groups and the control group in the object relations and its components (P Both treatment methods are effective interventions to improve the object relationships of people with BPD.