Impact of abdominal drainage systems on postoperative complication rates following liver transplantation

Table 1 Preoperative donor and recipient features

Parameters	Group 1 (open drainage)	Group 2 (closed drainage)	p value
Number of patients	56	200
Donor age (years)	46.5 (24–74)	49.0 (15–76)	0.7 (ns)
Donor gender (m:f)	29:27	96:104	0.4 (ns)
Donor CMV-positive	34 (61 %)	110 (55 %)	0.2 (ns)
Donor ICU stay (days)	6 (1–16)	5 (1–14)	0.7 (ns)
Donor steatosis hepatis
No	42 (75 %)	161 (80 %)	0.8 (ns)
Moderate	11 (20 %)	35 (17.5 %)	0.9 (ns)
Severe	3 (5 %)	4 (2 %)	0.8 (ns)
Recipient age (years)	51.4 (12–68)	52.6 (16–67)	0.3 (ns)
Recipient gender (m:f)	44:12	153:47	0.9 (ns)
Recipient CMV-positive	37 (66 %)	141 (70 %)	0.3 (ns)
CMV (donor+/recip.−)	12 (21 %)	38 (19 %)	0.8 (ns)
MELD score	17.0 (8–39)	16 (7–40)	0.3 (ns)
Body Mass Index	25.9 (17.4–35.4)	26.6 (18.5–36.2)	0.9 (ns)
Underlying disease
Hepatitis B	5 (9 %)	13 (7 %)	0.4 (ns)
Hepatitis C	13 (23 %)	47 (24 %)	0.6 (ns)
Cryptogenic	2 (4 %)	12 (6 %)	0.4 (ns)
Primary biliary cirrhosis	1 (2 %)	9 (4.5 %)	0.3 (ns)
Biliary atresia	0	1 (0.5 %)	0.8 (ns)
Sclerosing cholangitis	1 (2 %)	5 (2.5 %)	0.6 (ns)
Autoimmune hepatitis	1 (2 %)	4 (2 %)	0.7 (ns)
Metabolic	0	11 (5.5 %)	0.1 (ns)
Acute liver failure	4 (7 %)	14 (7 %)	0.6 (ns)
Chronic alcoholic	29 (52 %)	84 (42 %)	0.5 (ns)
Presence of HCC^a	24 (43 %)	69 (34.5 %)	0.1 (ns)
Child-Pugh score
Child A	10 (18 %)	42 (21 %)	0.9 (ns)
Child B	32 (57 %)	110 (55 %)	0.9 (ns)
Child C	14 (25 %)	48 (24 %)	0.8 (ns)
Previous abdominal surgery	24 (43 %)	85 (42.5 %)	0.5 (ns)
Preoperative portal vein thrombosis	2 (4 %)	10 (5 %)	0.5 (ns)
Retransplantation	3 (5 %)	15 (7.5 %)	0.4 (ns)

Values are expressed as median (range)
Group 1 open-circuit drainage (Easy Flow Drain), Group 2 closed-circuit drainage (Robinson Drainage System)
^aHepatocellular carcinoma

ISSN: 2047-783X