The Comparison of Borderline Traits among Schizophrenic patients, theirs First Degree Relatives and Normal People

Introduction: borderline personality disorder is considered as a psychotic borderline condition similar to schizophrenia at a lower level. there is more evidence that genetic liability to schizophrenia is present among non-psychotic relatives of schizophrenic patients. the aim of the present research was to investigate the borderline traits among schizophrenic patients, their first degree relatives and normal people groups. method: the current study was conducted in a cross-sectional context. the study population included all the patients and their first degree relatives who had referred to the razi psychiatric hospital in tabriz city. among this population, 80 were selected by convenience sampling. the sample was divided into two groups, 34 with schizophrenia diagnosis, 50 first degree relatives of schizophrenic patients and the other 34 with any previous psychiatric disorders. participants answered to the borderline personality inventory (bpi). in order to analyze the data, multiple analysis of variance was used. results: the results showed that the mean scores of borderline traits are significantly different in the three groups (p<0.001, f=57.15).accordingly schizophrenic patients, their first degree relatives and normal people have more scores in borderline traits respectively. conclusion: consistent with previous studies, this finding lays emphasis on the role of heredity factors in developing schizophrenia.