Table 2.
Donor characteristics for patients pre- and post- Share 35 (2010–2016).CVA = cerebrovascular accident; IQR = interquartile range; ALT = alanine aminotransferase; AST = aspartate aminotransferase; SD = standard deviation.
| MELD ≥ 35 | MELD < 35 | |||||
|---|---|---|---|---|---|---|
|
| ||||||
| PRE-SHARE 35 (n=3,621) | POST-SHARE 35 (n=4,599) | p-value | PRE-SHARE 35 (n=14,882) | POST-SHARE 35 (n=11,873) | p-value | |
|
| ||||||
| Donor age, years | ||||||
| < 40 | 1865 (52) | 2510 (55) | p=0.02 | 6605 (44) | 5332 (45) | p=0.15 |
| 40–49 | 729 (20) | 890 (19) | 2827 (19) | 2129 (18) | ||
| 50–59 | 695 (19) | 815 (18) | 3033 (20) | 2465 (21) | ||
| 60–69 | 279 (8) | 340 (7) | 1786 (12) | 1405 (12) | ||
| 70+ | 53 (2) | 44 (1) | 631 (4) | 542 (5) | ||
| Donation by cardiac death | 98 (3) | 93 (2) | p=0.04 | 794 (5) | 939 (8) | p<0.01 |
| Split or partial LT | 32 (1) | 33 (1) | p=0.40 | 219 (1) | 155 (1) | p=0.25 |
| Donor ethnicity | ||||||
| White | 2229 (62) | 2850 (62) | p=0.79 | 9877 (66) | 7885 (66) | p=0.66 |
| Black | 565 (16) | 681 (15) | 2819 (19) | 2217 (19) | ||
| Hispanic | 655 (18) | 849 (18) | 1582 (11) | 1255 (11) | ||
| Other | 172 (5) | 219 (5) | 604 (4) | 516 (4) | ||
| Donor cause of death | ||||||
| Anoxia | 888 (25) | 1373 (30) | p<0.01 | 3792 (25) | 4085 (34) | p<0.01 |
| CVA/stroke | 1299 (36) | 1458 (32) | 5736 (39) | 3982 (34) | ||
| Head trauma | 1357 (37) | 1660 (36) | 4966 (33) | 3505 (30) | ||
| Other | 77 (2) | 108 (2) | 388 (3) | 301 (3) | ||
| Cold ischemia time (hours ± SD) | 6.6 (± 2.9) | 6.7 (± 2.6) | p<0.01 | 6.5 (± 2.8) | 6.2 (± 2.6) | p<0.01 |
| Distance (miles) (IQR) | 53 (9–162) | 154 (43–303) | p<0.01 | 52 (6–151) | 54 (6–158) | p=0.10 |
| Donor height (cm ± SD) | 171.4 ± 10.2 | 171.5 ± 10.2 | p=0.88 | 171.3 (± 11.0) | 171.1 (± 11.2) | p=0.13 |
| Share type | ||||||
| Local | 2772 (77) | 1734 (38) | p<0.01 | 11768 (79) | 9153 (77) | p<0.01 |
| Regional | 792 (22) | 2832 (62) | 2547 (17) | 2098 (18) | ||
| National | 57 (2) | 33 (1) | 567 (4) | 622 (5) | ||
| Macrosteatosis 30% (% of biopsied) | 61 (7) | 78 (7) | p=0.96 | 423 (8) | 487 (10) | p<0.01 |
| Donor creatinine (mg/dL) (IQR) | 1.0 (0.7–1.4) | 1.0 (0.8–1.5) | p=0.03 | 1.1 (0.8–1.6) | 1.1 (0.8–1.7) | p<0.01 |
| Donor bilirubin (mg/dL) (IQR) | 0.7 (0.4–1.1) | 0.7 (0.4–1.0) | p=0.29 | 0.7 (0.4–1.1) | 0.7 (0.4–1.0) | p<0.01 |
| Donor ALT (IU/mL) (IQR) | 34 (21–65) | 35 (21–67) | p=0.91 | 35 (21–67) | 37 (21–77) | p<0.01 |
| Donor AST (IU/mL) (IQR) | 42 (26–76) | 41 (24–74) | p=0.06 | 44 (26–83) | 44 (25–86) | p=0.57 |
| Donor risk index (IQR) | 1.35 (1.15–1.63) | 1.39 (1.19–1.66) | p<0.01 | 1.45 (1.19–1.77) | 1.48 (1.20–1.79) | p<0.01 |
| Donor risk index without regional share (IQR) | 1.33 (1.12–1.59) | 1.29 (1.11–1.56) | p<0.01 | 1.43 (1.17–1.74) | 1.46 (1.18–1.75) | p<0.01 |