Model of ego strength based on the object relations and mediating role of the personality organization in people applying cosmetic head and face surgery

Given that psychological factors play an important role in the decision to perform cosmetic surgery. The aim of this study was to explain the model of ego strength based on object relations, and the mediating role of personality organization in people applying cosmetic head and face surgery. Applying a descriptive-correlational design. The statistical population included all people who were referred to Vanak Cosmetic Surgery Center in Tehran in the spring and summer of 2020, a sample of 350 subjects was selected by the available sampling method, and inclusion/exclusion criteria were controlled for. Data were collected through the Psychosocial Inventory of Ego-strengths (PIES, 1997), Bell's Object Relations Inventory (BORI, 1986), and Kernberg’s Inventory of Personality (IPO, 2002). Data were analyzed by path analysis. The structural relationships between the variables showed that object relationships had a positive and direct effect on personality organization (β=0.119, P<0.01) and ego strength (β=0.228, P<0.01). Also, personality organization had a positive and direct effect on ego strength (β = 0.400, P < 0.01). In addition, the indirect effect of object relationships on ego strength was equal to 0.027 and significant(P < 0.01). It can be concluded that Injury in object relationships by affecting personality organization can create a weak ego among people seeking cosmetic surgery.