Investigation on risk factors of hypokalemia in adult patients after liver transplantationLAI Tianshun*,GUO Zhenhui,SUN Jie,et al.*Department of Medical Intensive Care Unit,Guangzhou General Hospital of Guangzhou Military Command,Guangzhou 510010,China Corresponding author:LAI Tianshun，Email：timsonlai@yahoo.com.cn AbstractObjectiveTo investigate the incidence of hypokalemia in adult patients after liver transplantation(LT) and the related risk factors.MethodsThe clinical data of 97 cases of hypokalemia after LT admitted between August 2003 and November 2007 at Guangzhou General Hospital of Guangzhou Military Command were analyzed retrospectively.And possible hypokalemiarelated factors were analyzed with multivariate logistic regression.ResultsThe incidence of hypokalemia after LT was 402%.The operation duration time (>420 mins)，hypokalemia postreperfusion in operation stage and postoperation concentration of bicarbonate ion (>26mmol/L) were risk factors of hypokalemia after LT.ConclusionThe incidence of hypokalemia after LT is high.Patients with the characteristic of operation duration time more than 420 mins，hypokalemia postreperfusion in operation stage and postoperation concentration of bicarbonate ion more than 26mmol/L are vulnerable to hypokalemia after LT.Reducing operation duration time and adequately using of bicarbonate fluid are key measures to reduce the incidence of hypokalemia.