Table 1 Comparison of baseline characteristics between oblique and traditional technique in robot-assisted radical nephrectomy with IVC thrombectomy
Characteristics | Oblique (n = 11) | Traditional (n = 10) | P |
|---|---|---|---|
Age (year), mean (SD) | 56.1(14.1) | 55.6(15.8) | 0.94 |
Gender, n | 1.00 | ||
Male | 7 | 6 | |
Female | 4 | 4 | |
BMI (kg/m2), mean (SD) | 24.8(2.3) | 27.2(3.9) | 0.10 |
Affected kidney, n | 0.67 | ||
Left | 4 | 5 | |
Right | 7 | 5 | |
Renal tumor size (cm), mean (SD) | 5.8(2.5) | 8.8(2.8) | 0.02* |
Clinical stage, n | 0.22 | ||
cT3N0M0 | 4 | 5 | |
cT3N1M0 | 1 | 4 | |
cT3N0M1 | 2 | 0 | |
cT3N1M1 | 2 | 1 | |
cT4N1M1 | 2 | 0 | |
IVC thrombus classification, n | 0.47 | ||
I | 5 | 5 | |
II | 5 | 3 | |
III | 0 | 2 | |
IV | 1 | 0 | |
IVC thrombus length (cm), mean (SD) | 3.1(2.3) | 3.4(2.5) | 0.80 |
Clinical symptoms, n | 0.66 | ||
No | 5 | 2 | |
Local symptoms | 5 | 7 | |
Systemic symptoms | 1 | 1 | |
Both | 0 | 0 |