en Personality disorders پژوهشي Research Article <span style="font-family:Tahoma;"><span style="font-size:11pt"><span style="line-height:normal"><span style="unicode-bidi:embed"><b><span style="font-size:8.0pt"><span style="color:black">Background and Objective: </span></span></b><span style="font-size:8.0pt">The relationship of borderline personality traits with childhood teasing and traumatic experiences is a major risk factor in the development of borderline personality disorder (BPD) symptoms; nonetheless, this relationship is not fully understood.&nbsp; The present study aimed to provide further evidence on the role of childhood teasing, traumatic experiences, and other pathological personality traits, such as negative affectivity, antagonism, psychoticism, disinhibition, detachment, depression, anxiety, and stress symptom, in the development of borderline personality disorder, especially in Iranian non-clinical populations. </span></span></span></span><br> <span style="font-size:11pt"><span style="line-height:normal"><span style="unicode-bidi:embed"><b><span style="font-size:8.0pt"><span style="color:black"><span style="letter-spacing:.1pt">Materials and Methods:</span></span></span></b> <span style="font-size:8.0pt"><span style="letter-spacing:.1pt">A total of 385 college students were assessed by teasing questionnaire-revised (TQ-R), childhood trauma questionnaire (CTQ), Personality Inventory for DSM-5 Brief Form (PID-5-BF), the borderline personality scale (SIB), and the depression, anxiety, and stress scale (DASS-21).</span></span></span></span></span><br> <span style="font-size:11pt"><span style="line-height:normal"><span style="unicode-bidi:embed"><b><span style="font-size:8.0pt"><span style="color:black"><span style="letter-spacing:.1pt">Results:</span></span></span></b> <span style="font-size:8.0pt">Descriptive statistics, Pearson Correlations, and stepwise regression analysis statistics were conducted to examine the relationship of borderline personality traits with childhood teasing and traumatic experiences. The current study supported the significant positive correlation of borderline personality disorder with PID-5-BF, such as negative affectivity, antagonism, psychoticism, disinhibition, detachment, depression, anxiety, and stress symptoms, as well as teasing and traumatic experiences in non-clinical individuals.</span></span></span></span><br> <span style="font-size:11pt"><span style="line-height:normal"><span style="unicode-bidi:embed"><b><span style="font-size:8.0pt"><span style="color:black">Conclusions: </span></span></b><span style="font-size:8.0pt">As evidenced by the results of this study, childhood traumatic experiences have a prominent role to play in the development of borderline personality psychopathology.</span></span></span></span></span> Borderline personality traits, General populations, Personality traits, Teasing, Traumatic experience 11 16 http://ajnpp.umsha.ac.ir/browse.php?a_code=A-10-403-1&slc_lang=en&sid=1 Ali Ebrahimi Alipsychologist69@gmail.com 10031947532846005481 10031947532846005481 Yes Student Research Committee, University of Social Welfare and Rehabilitation Sciences, Tehran, Iran Ehsan Taheri ps.ehsantaheri72@gmail.com 10031947532846005482 10031947532846005482 No Tehran Institute of Psychiatry-School of Behavioral Sciences and Mental Health, Tehran, Iran Elham Azamiyan elhamazamian1371@gmail.com 10031947532846005483 10031947532846005483 No Tehran Institute of Psychiatry-School of Behavioral Sciences and Mental Health, Tehran, Iran Yazdan Naderi yazdan.nr66@yahoo.com 10031947532846005484 10031947532846005484 No Student Research Committee, the University of Social Welfare and Rehabilitation Sciences, Tehran, Iran Narges Kabiri Samani n.kabiri.7169@gmail.com 10031947532846005485 10031947532846005485 No Student Research Committee, University of Social Welfare and Rehabilitation Sciences, Tehran, Iran Behnoush asadollahi dehkordi asadollahibehnoush71@gmail.com 10031947532846005486 10031947532846005486 No Student Research Committee, University of Social Welfare and Rehabilitation Sciences, Tehran, Iran Zahra Asl soleimani z.soleimani1991@gmail.com 10031947532846005487 10031947532846005487 No Student Research Committee, University of Social Welfare and Rehabilitation Sciences, Tehran, Iran Behrooz Dolatshahi Dolatshahee@yahoo.com 10031947532846005488 10031947532846005488 No University of Social Welfare and Rehabilitation Sciences, Tehran, Iran