Table 1.
Baseline Characteristics of Elderly (≥60 years) Renal Transplant Recipients from July 1996 - October 2010 By Race/Ethnicity
| Characteristic | Overall- n (%) | White- n (%) | Black- n (%) | Hispanic- n (%) | Asian- n (%) | Other- n (%) | |
|---|---|---|---|---|---|---|---|
| 44,013 (100) | 27,481 (62.4) | 8,903 (20.2) | 4,669 (10.6) | 2,095 (4.8) | 865 (2.0) | ||
| Recipient Demographics | |||||||
| Recipient Age | Median (IQR) | 65 (7.0) | 65 (7.0) | 64 (6.0) | 64 (6.0) | 65 (6.0) | 64 (5.0) |
| Gender | Male | 27,512 (62.5) | 17,669 (64.3) | 5,128 (57.6) | 2,957 (63.3) | 1,238 (59.1) | 520 (60.1) |
| Total | 44,013 | 27,481 | 8,903 | 4,669 | 2,095 | 865 | |
| Insurance Type# | Private | 13,585(31.1) | 9,407(34.3) | 2,183(24.5) | 1,097(23.5) | 1,664(31.7) | 234(27.1) |
| Public or other | 30,394(68.9) | 18,050(65.77) | 6,716(75.5) | 3,568(76.5) | 1,429(68.3) | 631(72.9) | |
| Total | 43,979 | 27,457(100) | 8,899(100) | 4,665(100) | 2,093(100) | 865(100) | |
| Neighborhood Poverty# | >20% (high) | 7,653 (17.39) | 2,008 (7.56) | 3,267 (37.83) | 1,835 (41.08) | 245 (12.09) | 298 (35.65) |
| ≤20% (low) | 34,858 (79.20) | 24,536 (92.44) | 5,370 (62.17) | 2,632 (58.92) | 1,782 (87.91) | 538 (64.35) | |
| Total | 42,511 | 26,437 | 8,623 | 4,456 | 2,022 | 833 | |
| Employment# | No | 19,393 (81.1) | 11,341 (77.9) | 4,212 (86.2) | 2,417 (88.1) | 1,053 (82.0) | 370 (84.7) |
| Yes | 4,513 (18.9) | 3,211 (22.1) | 676 (13.8) | 328 (11.9) | 231 (18.0) | 67 (15.3) | |
| Total | 23,906 | 14,552 | 4,888 | 2,745 | 1,284 | 437 | |
| Recipient Clinical Characteristics | |||||||
| ESRD Etiology# | Diabetes | 13,488 (33.7) | 6,759 (27.8) | 3,233 (38.1) | 2,225 (50.8) | 782 (38.9) | 489 (60.4) |
| Hypertension | 10,039 (25.1) | 5,082 (20.9) | 3,389 (40.0) | 935 (21.4) | 503 (25.0) | 130 (16.0) | |
| Cystic kidney Disease | 3,598 (9.0) | 2,964 (12.2) | 290 (3.4) | 228 (5.2) | 91 (4.5) | 25 (3.1) | |
| Glomerulonephritis | 6,128 (15.3) | 4,536 (18.6) | 703 (8.3) | 469 (10.7) | 321 (16.0) | 99 (12.2) | |
| Other | 6,774 (16.9) | 5,011 (20.6) | 862 (10.2) | 519 (11.9) | 315 (15.7) | 67 (8.3) | |
| Total | 40,027 | 24,352 | 8,477 | 4,376 | 2,012 | 810 | |
| Pre-transplant Dialysis# | No | 6,122 (13.9) | 5,045 (18.4) | 545 (6.1) | 294 (6.3) | 178 (8.5) | 60 (7.0) |
| Yes | 37,848 (86.1) | 22,408 (81.6) | 8,355 (93.9) | 4,366 (93.7) | 1,916 (91.5) | 803 (93) | |
| Total | 43,970 | 27,453 | 8,900 | 4,660 | 2,094 | 863 | |
| Years on Dialysis# | Median (IQR) | 2.47 (2.81) | 2.02(2.29) | 3.44(3.27) | 3.15(3.30) | 3.09(3.11) | 3.35(3.09) |
| Donor Characteristics | |||||||
| Type of Donor# | Living | 13,212 (30.0) | 9,761 (35.5) | 1,588 (17.8) | 1,234 (26.4) | 422 (20.1) | 207 (23.9) |
| Deceased (non-ECD) | 21,387 (48.6) | 12,646 (46.0) | 4,914 (55.2) | 2,375 (50.9) | 1,014 (48.4) | 438 (50.6) | |
| ECD- Cadaveric | 9,412 (21.4) | 5,073 (18.5) | 2,400 (27) | 1,060 (22.7) | 659 (31.5) | 220 (25.4) | |
| Total | 44,011 | 27,480 | 8,902 | 4,669 | 2,095 | 865 | |
| Donor Age | Mean (SD) | 43.2 (16.0) | 43.3 (15.7) | 43.1 (16.4) | 42.2 (16.0) | 44.7 (17.6) | 43.4 (16.0) |
| Transplant Characteristics | |||||||
| Period of Transplant | 1996–2000 | 8,389 (19.1) | 5,546 (20.2) | 1,614 (18.1) | 775 (16.6) | 282 (13.5) | 172 (19.9) |
| 2001–2005 | 15,210 (34.6) | 9,606 (35) | 2,960 (33.2) | 1,626 (34.8) | 688 (32.8) | 330 (38.2) | |
| 2006–2010 | 20,414 (46.4) | 12,329 (44.9) | 4,329 (48.6) | 2,268 (48.6) | 1,125 (53.7) | 363 (42) | |
| Total | 44,013 | 27,481 | 8,903 | 4,669 | 2,095 | 865 | |
| HLA Mismatch# | Zero | 3,897 (8.9) | 3,046 (11.1) | 294 (3.3) | 419 (9.0) | 80 (3.8) | 58 (6.7) |
| One | 1,901 (4.3) | 1,446 (5.3) | 222 (2.5) | 157 (3.4) | 46 (2.2) | 30 (3.5) | |
| Two | 4,605 (10.5) | 3,300 (12.1) | 609 (6.9) | 470 (10.1) | 142 (6.8) | 84 (9.7) | |
| Three | 8,535 (19.5) | 5,834 (21.3) | 1,411 (15.9) | 880 (18.9) | 254 (12.2) | 156 (18.1) | |
| Four | 8,948 (20.4) | 5,342 (19.5) | 2,003 (22.6) | 950 (20.4) | 479 (23.0) | 174 (20.1) | |
| Five | 10,402 (23.7) | 5,557 (20.3) | 2,745 (30.9) | 1,184 (25.5) | 691 (33.2) | 225 (26.0) | |
| Six | 5,536 (12.6) | 2,827 (10.3) | 1,590 (17.9) | 591 (12.7) | 391 (18.8) | 137 (15.9) | |
| Total | 43,824 | 27,352 | 8,874 | 4,651 | 2,083 | 864 | |
| Cold Ischemia Time | Median (IQR) | 15 (18.0) | 14 (19.0) | 16.3 (13.0) | 15.5 (15.0) | 15 (14.3) | 14 (13.5) |
| Any Acute Rejection | No | 39,577 (89.9) | 24,698 (89.9) | 7,852 (88.2) | 4,289 (91.9) | 1,956 (93.4) | 782 (90.4) |
| Yes | 4,436 (10.1) | 2,783 (10.1) | 1,051 (11.8) | 380 (8.1) | 139 (6.6) | 83 (9.6) | |
| Total | 44,013 | 27,481 | 8,903 | 4,669 | 2,095 | 865 | |
#
Missing data insurance type=0.08%, neighborhood poverty=3.41%, employment =46%, ESRD etiology =9.06%, pre-transplant dialysis=0.01%, years on dialysis= 20.24%, donor type=0.004%, HLA mismatch=0.43%, cold ischemia time = 7.88%.
*
Significant p value <0.05, ECD = Extended criteria donor, IQR= Interquartile range, ESRD = End Stage Renal Disease, HLA= Human Leukocyte Antigen, hrs. =hours.