Table 1 Patient characteristics and perioperative outcomes (n = 70)
Sex (%) | |
Male | 41 (58.6) |
Female | 29 (41.4) |
Age (years), median (range) | 63 (18–85) |
Body mass index (kg/m2), median (range) | 23.90 (17.0–31.8) |
Mayo adhesive probability score, median (range) | 0 (0–4) |
Perinephric fat volume (cm3), median (range) | 166.05 (22.1–1399.3) |
Diabetes mellitus (%) | 17 (24.3) |
Hypertension (%) | 29 (41.4) |
Preoperative chronic kidney disease (%) | 12 (17.1) |
Tumor side (%) | |
Right | 38 (54.3) |
Left | 32 (45.7) |
Hilar tumor (%) | 15 (21.4) |
Tumor size (mm), median (range) | 23 (5–57) |
R.E.N.A.L. nephrometry score, median (range) | 7 (4–10) |
Surgical approach (%) | |
Transperitoneal | 53 (75.7) |
Retroperitoneal | 17 (24.3) |
Operative time (min), median (range) | 167.5 (103–248) |
Console time (min), median (range) | 98.0 (60–194) |
Estimated blood loss (ml), median (range) | 50 (0–620) |
Warm ischemia time (min), median (range) | 12 (6–21) |
Histological subtype (%) | |
Clear cell renal cell carcinoma | 46 (65.7) |
Other malignant tumor | 12 (17.1) |
Angiomyolipoma | 7 (10.0) |
Other benign tumor | 5 (7.1) |
Positive surgical margins (%) | 1 (1.4) |
Major complications (Clavien-Dindo 3 or 4) (%) | 0 (0) |
Achievement of trifecta outcomes (%) | 69 (98.6) |
Achievement of MIC score system outcomes (%) | 64 (91.4) |