Objective: To explore the relationship between childhood abuse, schizotypal personality traits, and sense of security in college students with traumatic history. Methods: A total of 1151 questionnaires were given out in freshman students, and 1088 valid questionnaires were collected, 258 of which had traumatic history. The Childhood Trauma Questionnaire-Short Form(CTQ-SF) and Security Questionnaire(SQ), and the Chapman Psychosis Proneness Scale were used to measure psychological and behavioral characteristics. Results:(1)According to c...