Portal vein arterialization in 25 liver transplant recipients: A Latin American single-center experience

Table 1 Recipient characteristics according to the timing of portal vein arterialization

Basic characteristics	Pre-reperfusion PVA	%	Post-reperfusion PVA	%	Overall	%	P value
n	15	60.0	10	40.0	25	100.0
Sex (male)	8	53.3	5	50.0	13	52.0	0.870
Age (yr)	54.06 [27.0-71.0; 12.1]1		53.20 [10.0-78.0; 20.3]1		53.72 [10.0-78.0; 15.5]1		0.895
Body composition							0.708
Underweight	1	6.7	1	10.0	2	8.0
Normal	6	40.0	6	60.0	12	48.0
Overweight	6	40.0	2	20.0	8	32.0
Obesity	2	13.3	1	10.0	3	12.0
Liver disease
Etiology							0.459
Congenital biliary atresia	0	0.0	1	10.0	1	4.0
Non-alcoholic steatohepatitis	3	20.0	2	20.0	5	20.0
Alcoholic	3	20.0	2	20.0	5	20.0
Autoimmunity2	4	26.7	3	30.0	7	28.0
Hepatitis C	2	13.3	0	0.0	2	8.0
Hepatocellular carcinoma	0	0.0	1	10.0	1	4.0
Hemochromatosis	1	6.7	1	10.0	2	8.0
Cryptogenic	1	6.7	0	0.0	1	4.0
Secondary biliary cirrhosis	1	6.7	0	0.0	1	4.0
Prior primary non-functioning	3	20.0	0	0.0	3	12.0	0.132
CHILD Pugh Score B/C	15	100.0	7	70.0	22	88.0	0.024
MELD Score ≥ 20 points	4	26.7	5	50.0	9	36.0	0.234
Primary hepatic neoplasia	1	6.7	5	50.0	6	24.0	0.013
Hepatic encephalopathy	7	46.7	6	60.0	13	52.0	0.513
Ascites	13	86.7	6	60.0	19	76.0	0.126
Hypertensive gastropathy	7	46.7	6	60.0	13	52.0	0.513
Upper gastrointestinal bleeding	8	53.3	2	20.0	10	40.0	0.096
Hepatorenal syndrome	2	13.3	1	10.0	3	12.0	0.802
Comorbidities
Type 2 diabetes mellitus	7	46.67	0	0.0	7	28.0	0.011
Hyperlipidemia	1	6.7	3	30.0	4	16.0	0.119
Arterial hypertension	4	26.7	2	20.0	6	24.0	0.702
Cardiac failure	1	6.7	1	10.0	2	8.0	0.840
Hemodynamic support	2	13.3	1	10.0	3	12.0	0.840
Chronic renal insufficiency	1	6.7	0	0.0	1	4.0	0.535
Acute kidney injury	3	20.0	1	10.0	4	16.0	0.535
Malnourishment	3	20.0	5	50.0	8	32.0	0.124
Decreased bone mineral density	7	46.7	5	50.0	12	48.0	0.427
Pulmonary disease/impairment	9	60.0	0	0.0	9	36.0	0.095
Hypothyroidism	4	26.7	1	10.0	5	20.0	0.381

¹Continuous variable with normal distribution [mean (min-max; SD)]. It was compared using Student’s T test.

²Autoimmune causes of liver disease include primary biliary cirrhosis, autoimmune hepatitis and overlap syndrome. PVA: Portal vein arterialization; MELD: Model for end-stage liver disease.