Table 2.
Intraoperative and early postoperative data, and early functional outcomes of kidney transplantations
| Overall population n = 86 |
Robot assisted transplantation n = 46 |
Open transplantation n = 40 |
p | |
|---|---|---|---|---|
| Intraoperative data | ||||
| Transplantation site (n, %) | ||||
| Left iliac fossa | 80 (93.0%) | 44 (95.7%) | 36 (90.0%) | 0.9 |
| Right iliac fossa | 6 (7.0%) | 2 (4.3%) | 4 (10.0) | |
| Operative time (minutes) (Median, IQR) | 170.0 (134.5-215.5) | 140.0 (120.0-160.0) | 215.5 (195.3–264.0) | < 0.0001 |
| Intraoperative complications (n, %) | ||||
| Active bleeding | 1 (1.2%) | 1 (2.2%) | 0 (0%) | 0.9 |
| Venous thrombosis | 2 (2.3%) | 1 (2.2%) | 1 (2.5%) | |
| Surgical conversion and causes (n, %) | – | 2: Intraoperative active bleeding and venous thrombosis | – | – |
| Early Postoperative Data (Day 90) | ||||
| Lenght of hospital stay (days) (Median, IQR) | 10.0 (8.0–14.0) | 9.0 (7.0–13.0) | 12.0 (9.0-15.8) | 0.001 |
| Early postoperative complications (Clavien-Dindo classification) (n, %) | ||||
| Grade 2 | 0.9 | |||
| Bleeding requiring transfusion | 2 (2.3%) | 1 (2.2%) | 1 (2.5%) | |
| Wound infection | 1 (1.2%) | 1 (2.2%) | 0 (0%) | |
| Urinary tract infection | 6 (7.0%) | 2 (4.3%) | 4 (10.0%) | |
| Grade 3a | ||||
| Nephrostomy placement for urinary fistula | 1 (1.2%) | 1 (2.2%) | 0 (0%) | |
| Radiologic drainage of lymphocele | 1 (1.2%) | 0 (0%) | 1 (2.5%) | |
| Grade 3b | ||||
|
Graft nephrectomy for : a) Venous thrombosis |
3 (3.5%) | 2 (4.3%) | 1 (2.5%) | |
| Reoperation by laparotomy for: | ||||
| a) Renal vein plication | 2 (2.3%) | 1 (2.2%) | 1 (2.5%) | |
| b) Evisceration | 5 (5.8%) | 2 (4.3%) | 3 (7.5%) | |
| c) Subcapsular hematoma | 1 (1.2%) | 1 (2.2%) | 0 (0%) | |
| Angioplasty with stenting of the external iliac artery for dissection | 1 (1.2%) | 0 (0%) | 1 (2.5%) | |
| Grade 4 | ||||
| Respiratory failure | 1 (1.2%) | 1 (2.2%) | 0 (0%) | |
| Peritonitis due to graft abscess with colonic fistula | 1 (1.2%) | 1 (2.2%) | 0 (0%) | |
| Grade 5 | 1 (1.2%) | 0 (0%) | 1 (2.5%) : Cardiac arrest on day 15 | |
| Early major postoperative complications (Clavien-Dindo grade ≥ 3) (n, %) | 17 (19.8%) | 9 (19.6%) | 8 (20.0%) | 0.9 |
| Early functional outcomes | ||||
| Delayed graft function (n, %) | 14 (16.3%) | 6 (13.0%) | 8 (20.0%) | 0.4 |
| Postoperative serum creatinine (mg/dl) (Median, IQR) | ||||
| J7 | 1.8 (1.4–3.5) | 1.6 (1.4–2.9) | 2.3 (1.5–4.5) | 0.1 |
| J30 | 1.5 (1.3–1.9) | 1.5 (1.3-2.0) | 1.6 (1.3–1.9) | 0.7 |
| Postoperative estimated creatinine clearance (CKD-EPI 2009, ml/min/1.73m2) (Median, IQR) | ||||
| J7 | 35.5 (16.0-52.3) | 42.5 (21.8–56.5) | 24.0 (10.0-42.8) | 0.01 |
| J30 | 49.0 (37.0–57.0) | 49.5 (37.0-63.8) | 48.0 (36.0–54.0) | 0.8 |
| Postoperative recipient hemoglobin (g/dl) (median, IQR) | ||||
| J7 | 9.8 (9.0–10.6) | 10.0 (9.1–11.2) | 9.6 (8.8–10.4) | 0.2 |