Combined Age with Mean Decrease Rates of Total Bilirubin and MELD Score as a Novel and Simple Clinical Predictor on 90-Day Transplant-Free Mortality in Adult Patients with Acute Liver Failure Undergoing Plasma Exchange: A Single-Center Retrospective Study

Table 3

Multivariate analysis of 90-day transplant-free mortality in adult patients with ALF undergoing PE.

Variable	B	SE	Wald	DF		Exp (B)	95% CI for EXP (B)
							Lower bound	Upper bound
Age	0.078	0.035	4.839	1.000	0.028	1.081	1.009	1.159
Mean decrease rate of total bilirubin	−0.097	0.040	5.756	1.000	0.016	0.908	0.839	0.982
Mean decrease rate of MELD score	−0.113	0.047	5.863	1.000	0.015	0.893	0.815	0.979
Constant	−3.762	1.745	4.647	1.000	0.031	0.023

ALF, acute liver failure; PE, plasma exchange; SE, standard error; CI, confidence interval; MELD score, model for end-stage liver disease.