"A careful evaluation of the suicide risk should be carried out when an elderly person presents with symptoms of anxiety and sleep disturbance," the researchers wrote.
“当一位老人焦虑和睡眠障碍的症状时，应对其自杀风险进行仔细评估。”研究人员写道。
2
Invasive operation, disturbanceof consciousness, underlying diseases heavy and unreasonable application of antibiotics are risk factors for nosocomial infection.
侵袭性操作、意识障碍、基础疾病重、抗菌素应用不合理等是医院感染的危险因素。
3
This paper intends to extend risk model with disturbance by using random time transformation firstly, and then study the conditional ruin probability of the risk model.