Trends and outcomes of liver transplantation among older recipients in the United States

Table 4 Multivariable cox regression for five-year graft survival in older group

Variables	B (SE)	Hazard ratio (95%CI)	P value
Year of transplant	-0.05 (0.004)	0.954 (0.947-0.961)	< 0.001
Male	0.19 (0.04)	1.21 (1.12-1.30)	< 0.001
Re-transplant	0.41 (0.08)	1.50 (1.28-1.76)	< 0.001
Pre-LT diabetes	0.17 (0.04)	1.18 (1.10-1.27)	< 0.001
Ventilation	0.42 (0.08)	1.52 (1.30-1.76)	< 0.001
Portal vein thrombosis	0.18 (0.07)	1.20 (1.05-1.36)	0.006
MELD (per 10)	0.13 (0.02)	1.14 (1.10-1.18)	< 0.001
HCV Recipient	0.21 (0.04)	1.23 (1.15-1.33)	< 0.001
Donor age (per 10)	0.03 (0.01)	1.03 (1.002-1.054)	0.032
Donor risk index	0.25 (0.06)	1.29 (1.15-1.44)	< 0.001
Cold ischemia time	0.017 (0.006)	1.02 (1.01-1.03)	0.003

LT: Liver transplantation; MELD: Model for end-stage liver disease; HCV: Hepatitis C virus; CI: Confidence interval.