TABLE 1.
Preoperative baseline donors- and graft-related characteristics.
| Donors- and graft-related characteristics | Overall population n = 400 | RAKT n = 200 | OKT n = 200 | p | |
|---|---|---|---|---|---|
| Age (yr) (median, IQR, Range) | 55.0 (48.0–62.0) (26–77.0) | 55.0 (47.0–62.0) (26.0–77.0) | 55.0 (49.0–62.0) (32.0–76.0) | 0.7 | |
| BMI (kg/m2) (median, IQR, Range) | 25.6 (23.2–27.9) (18.8–35.4) | 25.5 (23.0–27.5) (19.1–35.4) | 25.9 (23.4–28.3) (18.8–34.4) | 0.2 | |
| Male (n, %) | 116 (29.0%) | 59 (29.5%) | 57 (28.5%) | 0.9 | |
| Donor eGFR (ml/min/1.73 m2) (median, IQR, Range) | Preoperative | 90.0 (82.0–90.0) (58.0–148.0) | 90.0 (85.0–90.0) (58.0–148.0) | 90.0 (79.0–90.0) (60-0–93.0) | 0.01 |
| POD 30 | 57.0 (50.0–64.0) (33.5–92.0) | 57.3 (49.3–64.6) (33.5–92.0) | 56.5 (50.8–61.7) (37.0–90.0) | 0.5 | |
| Living donor type (n, %) | Biological related | 228 (57.0%) | 124 (62.0%) | 104 (52.0%) | 0.1 |
| Biological unrelated | 172 (43.0%) | 76 (38.0%) | 96 (48.0%) | ||
| Pair exchange (n, %) | 33 (8.3%) | 11 (5.5%) | 22 (11.0%) | 0.1 | |
| ABO incompatible kidney transplantation (n, %) | 83 (20.8%) | 36 (18.0%) | 47 (23.5%) | 0.2 | |
| Right-sided graft (n, %) | 46 (11.5%) | 19 (9.5%) | 27 (13.5%) | 0.3 | |
| Number of artery (n, %) | n = 1 | 331 (82.8%) | 160 (80.0%) | 171 (85.5%) | 0.1 |
| n = 2 | 67 (16.8%) | 40 (20.0%) | 27 (13.5%) | ||
| n = 3 | 2 (0.5%) | 0 (0%) | 2 (1.0%) | ||
| Number of veins (n, %) | n = 1 | 387 (96.8%) | 196 (98.0%) | 191 (95.5%) | 0.3 |
| n = 2 | 13 (3.2%) | 4 (2.0%) | 9 (4.5%) | ||
| Number of ureter (n, %) | n = 1 | 397 (99.3%) | 199 (99.5%) | 198 (99.0%) | 0.9 |
| n = 2 | 3 (0.8%) | 1 (0.5%) | 2 (1.0%) | ||
| Surgical approach for living donor nephrectomy (n, %) | Pure laparoscopic with pfannenstiel or infraumbilical extraction | 327 (81.8%) | 175 (87.5%) | 152 (76.0%) | 0.0002 |
| Pure laparoscopic with transvaginal extraction | 49 (12.3%) | 22 (11.0%) | 27 (13.5%) | ||
| LESS | 22 (5.5%) | 2 (1.0%) | 20 (10.0%) | ||
| Open | 2 (0.5%) | 1 (0.5%) | 1 (0.5%) | ||
| Living-donor nephrectomy warm ischemia time (min) (median, IQR, Range) | 2.8 (2.0–4.0) (0.6–11.7) | 2.8 (2.1–3.5) (0.6–11.0) | 2.8 (2.0–4.3) (1.2–11.7) | 0.3 | |
RAKT, Robotic-assisted kidney transplantation; OKT, Open kidney transplantation; BMI, Body Mass Index; eGFR, estimated Glomerular filtration rate; POD, Post-operative day; LESS, LaparoEndoscopic Single Site. Bold values indicate statistically significant results (p < 0.05).