Abstract
The personality disorder should be contemporary social issue in terms of mental health. In the study, the fact finding survey for college students of adolescence is designed according to the personality disorder diagnosis of DSM-5. The characteristics of BPD, NPD and APD can be summarized empirically from the statistics analysis. The estimation models for the degrees of personality disorders are proposed with linear regression analysis as well as neural network approach. It is concluded that neural network model can provide the proper combination of BPD, NPD and APD.