Of 190 burned patients,77.37% were related to accidents during work. There were 17 different chemical agents involved. The majority of burns involved the hand and foot with an average burned area of 4.5%.

• 190例病人中 ；77.；37%25的患者其灼伤与工作中的意外事故有关；致伤化学物质多达 17种；多数患者有手、足部位的灼伤；平均灼伤面积为 4