3Zweig MH,Campbell G. Receiver operating characteristic (ROC) plots:a fundamental evaluation tool in clinical medicine (Review) [J]. Clin Chem,1993,39(4) :561.
4Arian R,Van Erkel. Receiver operating characteristic (ROC) analysis: Basic principles and application in radiology [ J ]. European Journal of radiology, 1998,27(2) :88.
5Malinchoc M, Kamath PS, Gordon FD, et al. A model to predict poor survival in patients under going transjugular intrahepatic portosystemic shunts[ J ]. Hepatology, 2000,31 (4) : 864 - 871.
6Kamath PS, Wiesner RH, Malinchoe M, et al. A model to predict survival in patients with end-stage liver disease [J ]. Hepatology, 2001,33(2) :464 470.