Calibration and discrimination for the scoring methods in predicting hospital mortality.

Abbreviation: MBRS, mean arterial pressure, bilirubin, respiratory failure and sepsis; MELD, model for end-stage liver disease; APACHE, acute physiology and chronic health evaluation; SOFA, sequential organ failure assessment; df, degree of freedom; RIFLE, risk of renal failure, injury to kidney, failure of kidney function, loss of kidney function, and end-stage renal failure; AUROC, areas under the receiver operating characteristic curve; SE, standard error; CI, confidence intervals; NS, not significant.*p