RESUMO
Objective To study demographic features,clinical characteristics and in-hospital cost of patients due to different causes in one center in 2007-2011 and discuss their correlation.Methods A retrospective analysis was conducted on all patients who were treated with amputation from 2007 to the first half of 2011 in the Second Affiliated Hospital of Zhejiang University to carefully record their data,such as demographic characteristics,entity,medical history,clinical information,amputation location,amputation level,hospital day and medical cost.Results A total of 805 patients at age of (42.1 ± 18.1)years underwent amputation from 2007 to the first half of2011.Among them,the male patients accounted for 72.3％.The patients engaged in farm,industry and transportation accounted for 69.7％.Traumatic amputation occupied 66.1％,followed by 15.3％ of tumor amputation and diabetic amputation proportioned 4.5％,occupying 13.2％ of non-traumatic amputation.Ratios of lower limb amputations and amputations above levels of joints of palmar digitals and toes were 64.9％ and 61.7％.Mean hospital day was 20 days (range,14-34 days) and mean medical cost was 15 000 RMB (range,8 881-31 975 RMB).Conclusions Amputation largely occurs in the male adults and mainly results from trauma.High amputation,long hospital stay and high medical cost are the main characteristics.