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Table 1 Demographics and perioperative outcomes of patients

From: The application of internal traction technique in retroperitoneal robot-assisted partial nephrectomy for renal ventral tumors

Variable ITT group (n = 20) Traditional technique group (n = 8) P value
Age (years) 58.30 ± 12.24 54.75 ± 18.12 0.552
BMI (kg/m2) 23.39 ± 4.29 22.01 ± 2.04 0.397
Female (n, %) 12 (60.0) 4 (50.0) 0.629
Multiple arteries 8 (40.0) 3 (37.5) 0.717
R.E.N.A.L. score (points) 7.40 ± 1.39 8.00 ± 1.41 0.314
Tumor size (cm) 2.96 ± 1.20 3.79 ± 1.74 0.158
Post-op hospital stays (days) 3.35 ± 0.49 3.25 ± 0.71 0.671
Pre-op Scr (μmol/L) 65.75 ± 15.46 66.00 ± 16.55 0.933
Post-op Scr (μmol/L) 86.40 ± 18.31 87.13 ± 24.82 0.981
Estimated blood loss (mL) 117.45 ± 35.25 324.88 ± 79.42 <0.001
Operation time 154.75 ± 47.42 163.13 ± 69.69 0.715
WIT (min) 17.10 ± 3.14 24.63 ± 4.10 <0.001
Retroperitoneal drainage (mL) 258.75 ± 143.36 314.50 ± 249.23 0.461
  1. BMI body mass index, WIT warm ischemia time, Scr serum creatinine