Characteristics of Schizophrenia Patients ' Homicide Behaviors and Their Correla-tions with Criminal Capacity / 法医学杂志

ABSTRACT

Objective T o explore the characteristics of schizophrenia patients' hom icide behaviors and the influences of the assessm ents of crim inal capacity. Methods Indicators such as dem ographic and clinical data, characteristics of crim inal behaviors and crim inal capacity from the suspects w hom w ere diagnosed by forensic psychiatry as schizophrenia (n=110) and norm al m ental (n=70) w ith hom icide behavior, w ere collected by self-m ade investigation form and com pared. T he influences of the assessm ents of crim inal capacity on the suspects diagnosed as schizophrenia w ere also analyzed using logistic regression analysis. Results T here w ere no significant statistical differences betw een the schizophrenic group and the norm al m ental group concerning age, gender, education and m arital status (P>0.05). T here w ere significant sta-tistical differences betw een the tw o groups concerning thought disorder, em otion state and social function before crim e (P<0.05) and there w ere significant statistical differences in som e characteristics of the case such as aggressive history (P<0.05), cue, trigger, plan, crim inal incentives, object of crim e, circum stance cognition and self-protection ( P<0 .05 ) . M ultivariate logistic regression analysis suggested that thought disorder, em otion state, social function, crim inal incentives, plan and self-protection before crim e of the schizophrenic group w ere positively correlated w ith the crim inal capacity (P<0.05). Conclusion T he rele-vant influences of psychopathology and crim e characteristics should be considered com prehensively for im proving the accuracy of the crim inal capacity evaluation on the suspects diagnosed as schizophrenia w ith hom icide behavior.