Table 3.
Recipient and Transplant Characteristics in the BC Cohort, by KDRI Quintiles.
| KDRI Quintile 1 (n = 157) | KDRI Quintile 2 (n = 158) | KDRI Quintile 3 (n = 156) | KDRI Quintile 4 (n = 157) | KDRI Quintile 5 (n = 157) | P value | |
|---|---|---|---|---|---|---|
| Recipient factors | ||||||
| Median age, years (Q1,Q3) | 47 (42, 53) | 50 (39, 57) | 55 (46, 61) | 59 (51, 65) | 64 (60, 68) | <.001 |
| Female sex (%) | 43 | 37 | 35 | 41 | 31 | .183 |
| Race (%) | ||||||
| White | 52 | 54 | 52 | 54 | 55 | .786 |
| Black | 3 | 2 | 1 | 1 | 1 | |
| South Asian | 15 | 9 | 12 | 16 | 17 | |
| East Asian | 17 | 16 | 18 | 17 | 17 | |
| Other | 13 | 19 | 17 | 12 | 10 | |
| Cause of ESRD | ||||||
| Diabetes (%) | 14 | 13 | 16 | 23 | 32 | <.001 |
| Body mass index (kg/m2) | ||||||
| <25 | 54 | 50 | 55 | 50 | 37 | .026 |
| 25-29.9 | 29 | 30 | 20 | 31 | 41 | |
| 30-34.9 | 13 | 12 | 18 | 15 | 16 | |
| ≥35 | 4 | 8 | 7 | 4 | 6 | |
| Peak PRA (%) | ||||||
| 0 | 51 | 50 | 47 | 55 | 62 | .306 |
| 0.1-30 | 33 | 32 | 37 | 35 | 24 | |
| >30 | 16 | 18 | 16 | 10 | 14 | |
| Years of pretransplant dialysis | ||||||
| Median (Q1, Q3) | 5.2 (2.9, 6.8) | 5.1 (3.3, 6.8) | 4.9 (3.3, 6.9) | 5.4 (3.6, 7.0) | 4.6 (2.8, 6.3) | .069 |
| Transplant factors | ||||||
| Year of transplant (%) | ||||||
| 2005-2009 | 48 | 32 | 38 | 36 | 30 | .008 |
| 2010-2014 | 52 | 68 | 62 | 64 | 70 | |
| HLA mismatch | ||||||
| 0-2 | 6 | 10 | 4 | 7 | 11 | .310 |
| 3-4 | 52 | 43 | 51 | 49 | 45 | |
| 5-6 | 42 | 47 | 45 | 44 | 44 | |
| Median cold ischemia time, hours (Q1, Q3) | 11.1 (8.0, 14.9) | 9.98 (7.6, 14.0) | 10.7 (7.3, 14.0) | 10.0 (7.0, 14.0) | 10.2 (7.3, 13.4) | .174 |
Note. Missing data Canada: HLA mismatch (2.8%); PRA (19%). KDRI = Kidney Donor Risk Index; BC = British Columbia; HLA = human leukocyte antigen; PRA = panel reactive antibody; ESRD = end-stage renal disease.