人身危险性是指再犯可能性和初犯可能性的统一。未成年被告人人身危险性调查专门针对未成年被告人的再犯可能性。未成年被告人人身危险性调查应秉持客观性理念、全面性理念和中立性理念。未成年被告人人身危险性调查应确立一套科学机制,建议从主体机制、评估机制、赋值机制三个角度进行。 Personal danger refers to the possibility of recidivism and the possibility of unification. The juvenile defendants personal danger investigation specifically addresses the possibility of recidivism for juvenile defendants. The juvenile defendants personal risk investigation should uphold the concept of objectivity, comprehensive philosophy and neutrality concept. The juvenile defendant personal risk investigation should establish a set of scientific mechanisms, proposed from the main mechanism, the evaluation mechanism, the assignment mechanism of three angles.