Table 2. COX regression for pre-transplant influence factors of patient death.

	Univariable analysis		Multivariable analysis
	Risk ratio (95% CI)	P	Risk ratio (95% CI)	P
Early mortality (<30 d)
N-DGM (vs. ECT and DGM)	3.112 (1.331–7.273)	0.009	2.426 (1.002–5.881)	0.049
Delta-MELD	1.086 (1.006–1.173)	0.035
Hepatorenal syndrome	3.136 (1.404–7.005)	0.005	2.422 (1.047–5.600)	0.039
Infection	2.372 (1.065–5.281)	0.034
Serum sodium	0.927 (0.875–0.981)	0.008
Overall mortality
N-DGM (vs. ECT and DGM)	3.196 (1.623–6.294)	0.001	3.209 (1.499–6.869)	0.003
Delta-MELD	1.083 (1.018–1.152)	0.011
Hepatorenal syndrome	2.015 (1.050–3.867)	0.035
Serum sodium	0.938 (0.895–0.984)	0.009

Abbreviations: CI, confidence interval; DGM, downgraded MELD; ELT, emergency liver transplantation; MELD, model for end-stage liver disease; N-DGM, non-downgraded MELD.