[The application of evaluation tools for criminal responsibility in forensic psychiatric expertise].

Criminal responsibility is divided into three types: full criminal responsibility, diminished criminal responsibility and criminal irresponsibility in China. In forensic psychiatric expertise, doctors often have different opinions about the responsibility in a given case because of lacking objective criteria. The evaluation of criminal responsibility is always unresolved problem in forensic psychiatric expertise. Application of these evaluation tools in forensic psychiatric expertise were reviewed in this article. The value of the tools were still controversial in the reliability and validity, but it is clear that these tools have the positive roles in ensuring the standardization and the uniformity of the forensic investigation.

[Assessment of criminal responsibility for perpetrators of homicide: analysis of 105 cases].

OBJECTIVE: To explore the main factors that most influence the psychiatrists in the process of assessing the capacity for criminal for perpetrators of homicide. METHODS: 105 homicide cases were retrospectively analyzed. RESULTS: The number of cases for no responsibility, reduced responsibility and full responsibility is 41 (39.0%), 28 (26.7%) and 36 (34.3%) respectively. The assessment of capability for criminal responsibility was significantly correlated with three major factors, they are: whether the homicide was driven by psychopathological factors (Gamma = 0.906, P = 0.000), whether the perpetrator was suffering a severe mental disorders (Gamma = 0.761, P = 0.000) and, whether the victim is the perpetrator's family member or relative (Gamma = 0.412, P = 0.000). CONCLUSION: Forensic psychiatrists take three major aspects into account in their process in assessing capacity for criminal responsibility, in a descending order, they are: was the homicide driven by pathological motivation? Was the perpetrator suffering from a severe mental disorder? Was the victim a family member or stranger?