Objective: To explore the effect of psychological maltreatment in childhood and adolescence on adult mental health. Methods: According to CCMD-3 standard, a clinical sample of 34 inpatient and outpatient subjects with a diagnosis of multiple mental disorder were randomly assigned to patient group and 37 nonclinical volunteers were assigned to normal group, and both groups were administered with two self-report questionnaire, Child Abuse and Trauma Scale (CAT) and EPQ (adult). 37 of them were retested with C...