The Role of Neuroticism Facets in Predicting Symptoms of Borderline Personality Disorder

Borderline personality disorder is a debilitating condition characterized by difficulties in emotion regulation, impulsivity, and interpersonal problems. The present study aimed to address the role of neuroticism facets in prediction Symptoms of borderline personality disorder. The research method was a cross-sectional and correlational study. The statistical population of the study consisted of students from the Islamic Azad University of Tabriz (31,447 people) in 2020–2021. The sample size according to Morgan’s table was 400 students. The participants were selected using Convenience Sampling method, and they completed online versions of the Neuroticism Questionnaire and the Borderline Personality Scale. Data analysis was performed by structural equation modeling method. The software used for analysis were SPSS and SmartPLS. The results showed that anxiety (ß=0.86, P 0.05), anger (ß=0.43, P 0.05), and depression (ß=0.16, P 0.05) had significant relationships with hopelessness. Anxiety (ß=0.164, P 0.05), anger (ß=0.22, P 0.05), depression (ß=0.162, P 0.05), self-conscious (ß=0.24, P 0.05), and Impulsivity (ß=0.76, P 0.05) had significant relationships with impulsivity. Anxiety (ß=0.21, P 0.05), depression (ß=0.84, P 0.05), self-conscious (ß=0.17, P 0.05), and Impulsivity (ß=0.13, P 0.05) had significant relationships with dissociation. Therefore, findings revealed that neuroticism can be an important construct in predicting BPD symptoms in clinical intervention. Focusing on neuroticism symptoms and reduction of negative reactions, could be useful targets to reduce signs of BPD.