Table 1.
Baseline characteristics of kidney transplant recipients and overall kidney function (n=1139)
| Patient characteristics, n=1139 | |
| Recipient age, yr | 55.9±14.3 |
| Men, no. (%) | 640 (56.2) |
| White race, no. (%) | 976 (85.6) |
| Diabetes, no. (%) | 397 (35.0) |
| Cause of ESRD, no. (%) | |
| Diabetes | 217 (19.1) |
| Hypertension | 66 (5.8) |
| PCKD | 171 (15.0) |
| Glomerular disease | 471 (41.4) |
| Other | 214 (18.8) |
| Pretransplant dialysis, no. (%) | 597 (52.5) |
| First transplant, no. (%) | 950 (83.6) |
| Living donor, no. (%) | 862 (75.7) |
| Time post-transplant, mo, median (range) | 72 (11–493) |
| Height, cm | 169.7±10.3 |
| Weight, kg | 86.2±22.0 |
| Body mass index, kg/m2 | 29.9±6.91 |
| Corticosteroid therapy, no. (%) | |
| None | 48 (4.4) |
| 0–5 mg/d | 940 (86.9) |
| >5 mg/d | 94 (8.7) |
| Smoking history, no. (%) | 454 (40.0) |
| Renal function measures, mean±SD; median (min, max) | |
| Creatinine, mg/dl | 1.4±0.5; 1.3 (0.5, 5.1) |
| Cystatin C, mg/L | 1.6±0.6; 1.5 (0.7, 3.9) |
| mGFR, ml/min per 1.73 m2 | 55.6±20.6; 55.0 (8.0, 135) |
| eGFR MDRD | 51.7±19.3; 49.7 (10.3, 171.4) |
| eGFR CKD-EPI creatinine | 54.7±19.6; 52.8 (10.7, 135.9) |
| eGFR CKD-EPI cystatin C | 46.7±18.1; 45.2 (11.4, 117.6) |
| eGFR CKD-EPI creatinine-cystatin C | 49.5±17.9; 48.4 (11.5, 131.3) |
PCKD, polycystic kidney disease; min, max, minimum, maximum; mGFR, measured GFR; MDRD, Modification of Diet in Renal Disease; CKD-EPI, Chronic Kidney Disease Epidemiology Collaboration.