Table 1.
Cohort characteristics
| Characteristic | Transplant (n=27,633) | Failed Transplant, Never Relisted a(n=14,653) | Removed from Waitlistb (n=16,490) | Inactive on the Waitlist (n=17,010) | Active on the Waitlist (n=11,529) | On Dialysis, Never Waitlisted or Transplanted (Reference Group) (n=480,517) | Full Cohort (n=567,832) |
|---|---|---|---|---|---|---|---|
| Age category (%) | |||||||
| 19–54 | 4710 (17.0) | 4888 (33.4) | 3479 (21.1) | 5794 (34.1) | 4169 (36.2) | 40,476 (8.4) | 63,516 (11.2) |
| 55–64 | 6330 (22.9) | 4014 (27.4) | 4600 (27.9) | 5556 (32.7) | 3789 (32.9) | 66,926 (13.9) | 91,215 (16.1) |
| 65–74 | 10,286 (37.2) | 4017 (27.4) | 5704 (34.6) | 4727 (27.8) | 3004 (26.1) | 128,895 (26.8) | 156,633 (27.6) |
| 75–100 | 6307 (22.8) | 1734 (11.8) | 2707 (16.4) | 933 (5.5) | 567 (4.9) | 244,220 (50.8) | 256,468 (45.2) |
| Age, mean (SD) | 65.1 (11.6) | 58.9 (13.2) | 62.9 (11.6) | 57.8 (11.6) | 56.9 (12.1) | 72.5 (12.3) | 70.7 (12.9) |
| Sex | |||||||
| Women | 10,152 (36.7) | 5965 (40.7) | 6718 (40.7) | 6936 (40.8) | 4599 (39.9) | 221,858 (46.2) | 256,228 (45.1) |
| Men | 17,479 (63.3) | 8687 (59.3) | 9771 (59.3) | 10,074 (59.2) | 6929 (60.1) | 258,566 (53.8) | 311,506 (54.9) |
| Missing | <11 | <11 | <11 | <11 | <11 | 93 (0.0) | 98 (0.0) |
| Race (%) | |||||||
| Asian | 771 (2.8) | 324 (2.2) | 599 (3.6) | 528 (3.1) | 570 (4.9) | 10,548 (2.2) | 13,340 (2.3) |
| American Indian or Alaska Native | 400 (1.4) | 186 (1.3) | 281 (1.7) | 224 (1.3) | 146 (1.3) | 5330 (1.1) | 6567 (1.2) |
| Native Hawaiian or Pacific Islander | 122 (0.4) | 70 (0.5) | 176 (1.1) | 164 (1.0) | 131 (1.1) | 3220 (0.7) | 3883 (0.7) |
| Black | 5299 (19.2) | 4777 (32.6) | 5737 (34.8) | 5909 (34.7) | 3997 (34.7) | 129,437 (26.9) | 155,156 (27.3) |
| White | 20,791 (75.2) | 9189 (62.7) | 9567 (58.0) | 10,025 (58.9) | 6571 (57.0) | 329,187 (68.5) | 385,330 (67.9) |
| Other or multiple races | 221 (0.8) | 105 (0.7) | 123 (0.7) | 152 (0.9) | 107 (0.9) | 2682 (0.6) | 3390 (0.6) |
| Missing | 29 (0.1) | <11 | <11 | <11 | <11 | 113 (0.0) | 166 (0.0) |
| Year of death category (%) | |||||||
| 2005–2006 | 4921 (17.8) | 2918 (19.9) | 2070 (12.6) | 2821 (16.6) | 2853 (24.7) | 102,202 (21.3) | 117,785 (20.7) |
| 2007–2008 | 4992 (18.1) | 2804 (19.1) | 2552 (15.5) | 3302 (19.4) | 2501 (21.7) | 97,379 (20.3) | 113,530 (20.0) |
| 2009–2010 | 5470 (19.8) | 2912 (19.9) | 3311 (20.1) | 3595 (21.1) | 2229 (19.3) | 95,026 (19.8) | 112,543 (19.8) |
| 2011–2012 | 5884 (21.3) | 2947 (20.1) | 4008 (24.3) | 3748 (22.0) | 1940 (16.8) | 93,339 (19.4) | 111,866 (19.7) |
| 2013–2014 | 6366 (23.0) | 3072 (21.0) | 4549 (27.6) | 3544 (20.8) | 2006 (17.4) | 92,571 (19.3) | 112,108 (19.7) |
| Comorbidities (%) | |||||||
| Diabetes mellitus | 19,873 (71.9) | 10,708 (73.1) | 12,555 (76.1) | 13,065 (76.8) | 8649 (75.0) | 378,342 (78.7) | 443,192 (78.0) |
| Coronary artery disease | 16,855 (61.0) | 10,367 (70.8) | 12,677 (76.9) | 12,605 (74.1) | 7877 (68.3) | 372,320 (77.5) | 432,701 (76.2) |
| Congestive heart failure | 15,934 (57.7) | 11,089 (75.7) | 12,555 (76.1) | 12,490 (73.4) | 7606 (66.0) | 390,614 (81.3) | 450,288 (79.3) |
| Stroke | 7965 (28.8) | 5023 (34.3) | 5983 (36.3) | 5933 (34.9) | 3556 (30.8) | 185,240 (38.6) | 213,700 (37.6) |
| Cancer | 10,378 (37.6) | 3475 (23.7) | 3777 (22.9) | 3534 (20.8) | 1761 (15.3) | 127,755 (26.6) | 150,680 (26.5) |
| Emphysema | 9263 (33.5) | 6112 (41.7) | 7199 (43.7) | 6475 (38.1) | 3524 (30.6) | 251,447 (52.3) | 284,020 (50.0) |
| Cirrhosis | 1611 (5.8) | 1249 (8.5) | 1706 (10.3) | 1594 (9.4) | 789 (6.8) | 31,054 (6.5) | 38,003 (6.7) |
| Dementia | 2434 (8.8) | 1290 (8.8) | 1915 (11.6) | 1191 (7.0) | 503 (4.4) | 89,084 (18.5) | 96,417 (17.0) |
Chi-squared or ANOVA for difference between groups was <0.001 for all comparisons.
a
This group includes patients with a prior transplant that failed and who were not subsequently relisted or retransplanted.
b
This group includes patients on dialysis with a failed transplant who were subsequently waitlisted and then removed.