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

Table 4 30-d Postoperative outcomes according portal vein arterialization timing

Postoperative events	Pre-reperfusion PVA	%	Post-reperfusion PVA	%	Overall	%	P value
n	15	60.0	10	40.0	25	100.0
ICU LOS (d)1	3.00 [0.0-15.1; 4.0]		3.50 [1.6-4.7; 4.2]		3.00 [1.0-10.6; 4.0]		0.935
LOS (d)1	10.00 [0.0-48.0; 17.0]		10.50 [5.5-17.8; 11.7]		10.00 [3.8-33.0; 13.5]		0.849
Hemoperitoneum	1	6.7	1	10.0	2	8.0	1.000
Bowel resection	3	20.0	0	0.0	3	12.0	0.250
Upper gastrointestinal bleeding	3	20.0	3	30.0	6	24.0	0.653
Infection	7	46.7	7	70.0	14	56.0	0.414
Ascites	3	20.0	3	30.0	6	24.0	0.653
Pleural effusion	3	20.0	2	20.0	5	20.0	1.000
Pulmonary complications	6	40.0	2	20.0	8	32.0	0.402
Encephalopathy	4	26.7	6	60.0	10	40.0	0.122
Postoperative atrial fibrillation	1	6.7	1	10.0	2	8.0	1.000
Congestive cardiac failure	1	6.7	1	10.0	2	8.0	1.000
Acute kidney injury	7	46.7	6	60.0	13	52.0	0.688
Hemodialysis requirement	3	20.0	3	30.0	6	24.0	0.653
Reintervention	4	26.7	3	30.0	7	28.0	1.000
Postoperative PVA closure	6	40.0	3	30.0	9	36.0	0.691
PGD	3	20.0	6	60.0	9	36.0	0.041
PNF	1	6.7	4	40.0	5	20.0	0.121
Retransplantation	1	6.7	2	20.0	3	12.0	0.543
30-d mortality	4	26.7	5	50.0	9	36.0	0.397

¹Continuous variables without normal distribution (median [p5-95; IQR]); they were compared using Mann-Whitney’s U test. ICU: Intensive care unit; PVA: Portal vein arterialization, LOS: length of stay, PGD: Primary graft dysfunction; PNF: Primary non-functioning.