Four hundred and two burned patients has been admitted into the burn center of this hospital in recent four years. These cases were analysed retrospectly according to the mortality rate and the cause of death. The mortality rate has significant difference related to the total burn surface area and the age of the patient. Pre-existing cardiopulmonary disease and associated inhalation injury will ncrease the mortality rate. There were 22 mortality cases, whose causes of death in the acute stage were resuscitation failure and inhalation injury. The post-resuscitation stage were caused by wound infection, and the late stage usually died of burns complications.