Table 1 Baseline characteristics of kidney transplant recipients eligible for hospital readmission within 3 months after transplantation (n = 1917)
Characteristics | LDKT recipients | DDKT recipients | ||
|---|---|---|---|---|
(n = 1163, 60.7%) | DBD (n = 281, 14.6%) | DCD (n = 473, 24.7%) | Total (n = 754, 39.3%) | |
Age category, yr, n(%) | ||||
18 ~ 39 | 227 (19.5) | 18 (6.4) | 43 (9.1) | 61 (8.1) |
40 ~ 59 | 510 (43.9) | 97 (34.5) | 152 (32.1) | 249 (33.0) |
60 ~ 64 | 167 (14.4) | 44 (15.7) | 86 (18.2) | 130 (17.2) |
65~ | 259 (22.3) | 122 (43.4) | 192 (40.6) | 314 (41.6) |
male, n(%) | 715 (61.5) | 172 (61.2) | 312 (66.0) | 484 (64.2) |
Primary renal disease, n(%) | ||||
Diabetes | 103 (8.9) | 49 (17.4) | 72 (15.2) | 121 (16.0) |
Glomerulonephritis | 266 (22.9) | 47 (16.7) | 72 (15.2) | 119 (15.8) |
Renal vascular disease | 153 (13.2) | 55 (19.60) | 90 (19.0) | 145 (19.2) |
Cystic kidney disease | 210 (18.1) | 31 (11.0) | 55 (11.6) | 86 (11.4) |
Other diseases | 267 (22.9) | 55 (19.5) | 113 (23.9) | 168 (22.7) |
Unknown ontology | 164 (14.1) | 44 (15.7) | 71 (15.0) | 115 (15.3) |
Comorbidities, n(%)a | ||||
Cardiac event | 105 (9.3) | 40 (14.8) | 72 (15.9) | 112 (15.5) |
Vascular event | 75 (6.6) | 29 (10.7) | 47 (10.5) | 76 (10.6) |
Cerebrovascular accident | 50 (4.4) | 25 (9.3) | 41 (9.1) | 66 (9.1) |
Diabetes | 220 (17.4) | 71 (27.6) | 112 (25.8) | 183 (26.5) |
Median dialysis vintage (IQR), mo | 0 (0–12) | 27 (14–43) | 23 (12–40) | 24 (13–40) |
Preemptive transplantation, n(%) | 666 (57.3) | 35 (12.5) | 64 (13.5) | 99 (13.1) |
Mean BMI (SD), kg/m2 a | 26.4 (4.7) | 26.3 (4.8) | 26.4 (4.2) | 26.3 (4.4) |
SES rank, n(%) | ||||
Low | 252 (21.7) | 103 (36.7) | 154 (32.6) | 257 (34.1) |
Medium | 764 (65.7) | 150 (53.4) | 275 (58.1) | 425 (56.4) |
High | 147 (12.6) | 28 (10.0) | 44 (9.3) | 72 (9.5) |
Donor related factors | ||||
Mean age (SD), yr | 54.2 (11.7) | 54.9 (15.2) | 55.6 (14.0) | 55.3 (14.5) |
Male, n(%) | 471 (40.5) | 145 (51.6) | 307 (64.9) | 452 (59.9) |
Mean BMI (SD), kg/m2 a | 26.3 (3.6) | 25.8 (4.0) | 25.9 (4.9) | 25.8 (4.6) |
Hypertension, n(%) a | 15 (8.8) | 91 (35.1) | 142 (30.9) | 233 (32.5) |
Mean serum creatinine (SD), μmol/l | - b | 80.1 (41.9) | 67.6 (26.1) | 72.3 (33.5) |
Extended criteria donor, n(%)a | – | 159 (56.6) | 242 (51.2) | 401 (53.2) |
ABO incompatibility, n(%) | 82 (7.1) | 0 (0) | 0 (0) | 0 (0) |
Transplant PRA, n(%) a | ||||
< 5% | 1083 (93.3) | 265 (94.3) | 453 (95.8) | 718 (95.2) |
5–85% | 77 (6.6) | 15 (5.3) | 19 (4.0) | 34 (4.5) |
> 85 | 1 (0.1) | 1 (0.4) | 1 (0.4) | 1 (0.4) |
HLA-ABDR mismatches, n(%) a | ||||
0 | 15 (4.2) | 37 (13.2) | 19 (4.0) | 56 (7.4) |
1 | 20 (5.6) | 8 (2.8) | 30 (6.4) | 38 (5.1) |
2 | 43 (12.1) | 51 (18.1) | 117 (24.8) | 168 (22.3) |
3 | 89 (25.0) | 95 (33.8) | 145 (30.8) | 240 (31.9) |
4 | 85 (23.9) | 51 (18.1) | 96 (20.4) | 147 (19.5) |
5 | 74 (20.8) | 28 (10.0) | 50 (10.6) | 78 (10.4) |
6 | 30 (8.4) | 11 (3.9) | 14 (3.0) | 25 (3.3) |
Mean WIT1 (SD), min a | – | – | 15.4 (4.9) | – |
Mean WIT2 (SD), min a | 28.5 (15.7) | 34.6 (17.9) | 32.1 (14.2) | 33.0 (15.7) |
Mean CIT (SD), hr a | 2.2 (0.6) | 12.9 (4.8) | 11.9 (4.3) | 12.2 (4.5) |
DGF, n(%) | 25 (0.02) | 55 (19.6) | 218 (46.1%) | 273 (36.2) |