Table 1.
Recipient-, donor- and transplant-related characteristics in the two groups
| Variables | Short surviving group (228, 46.4%) | Long surviving group (n = 263, 53.6%) | P value |
|---|---|---|---|
| N (%) or median (IQR) | |||
| Recipient | |||
| Age, years | 52 (43–59) | 52 (43–59) | 1.00 |
| Sex (F/M) | 74 (32.5)/154 (67.5) | 69 (26.2)/194 (73.8) | 0.14 |
| Period of transplant | |||
| 1982–1991 | 35 (15.4) | 17 (6.5) | < 0.0001 |
| 1992–2001 | 104 (45.6) | 101 (38.4) | |
| 2002–2012 | 89 (39.0) | 145 (55.1) | |
| Blood group | |||
| O | 99 (43.4) | 104 (39.5) | |
| A | 93 (40.8) | 106 (40.3) | 0.48 |
| B | 30 (13.2) | 40 (15.2) | |
| AB | 6 (2.6) | 13 (4.9) | |
| Caucasian ethnicity | 225 (98.7) | 258 (98.1) | 0.73 |
| UNOS status | |||
| 1 | 13 (5.7) | 12 (4.6) | |
| 2A | 59 (25.9) | 34 (12.9) | < 0.0001 |
| 2B | 150 (65.8) | 192 (73.0) | |
| 3 | 6 (2.6) | 25 (9.5) | |
| HCC* | 72 (31.6) | 83 (31.6) | 1.00 |
| HCV* | 110 (48.2) | 106 (40.3) | 0.08 |
| HBV* | 62 (27.2) | 67 (25.5) | 0.68 |
| + HDV | 13 (5.7) | 14 (5.3) | 1.00 |
| Alcohol* | 36 (15.8) | 60 (22.8) | 0.053 |
| NASH or cryptogenic* | 8 (3.5) | 20 (7.6) | 0.054 |
| Biliary cholangiopathies* | 14 (6.1) | 15 (5.7) | 0.85 |
| Acute liver failure* | 13 (5.7) | 12 (4.6) | 0.68 |
| Other diseases* | 28 (12.3) | 38 (14.4) | 0.51 |
| Donor | |||
| Age, years | 38 (23–55) | 38 (23–56) | 0.80 |
| Sex (F/M) | 109 (47.8)/119 (52.2) | 96 (36.5)/167 (63.5) | 0.01 |
| Blood group | |||
| O | 120 (52.6) | 113 (43.0) | |
| A | 81 (35.5) | 103 (39.2) | 0.10 |
| B | 24 (10.5) | 39 (14.8) | |
| AB | 3 (1.3) | 8 (3.0) | |
| Donor-recipient blood iso-group | 23 (10.1) | 13 (4.9) | 0.04 |
| Donor-recipient sex match | |||
| F–M | 66 (28.9) | 66 (25.1) | |
| F–F | 43 (18.9) | 30 (11.4) | 0.04 |
| M–F | 31 (13.6) | 39 (14.8) | |
| M–M | 88 (38.6) | 128 (48.7) | |
| Transplantation | |||
| Split liver | 0 (–) | 5 (1.9) | 0.06 |
| Type of perfusion | |||
| Collins | 15 (6.6) | 2 (0.8) | |
| Belzer | 179 (78.5) | 392 (81.0) | 0.002 |
| Celsior | 34 (14.9) | 48 (18.3) | |
| Total ischemia time, min | 490 (433–604) | 460 (390–540) | < 0.0001 |
| Type of caval reconstruction | |||
| Caval replacement | 166 (72.8) | 171 (65.0) | 0.005 |
| Piggyback | 40 (17.5) | 39 (14.8) | |
| Piggyback LL | 22 (9.6) | 53 (20.2) | |
N number, IQR interquartile ranges, F female, M male, UNOS united network for organ sharing, HCC hepatocellular carcinoma, HCV hepatitis C virus, HBV hepatitis B virus, HDV hepatitis D virus, NASH non-alcoholic steato-hepatitis, LL latero-lateral
*Some patients had multiple causes of hepatopathy requiring transplantation