Table 1 General information of patients with Mayo grade III or higher tumor thrombi who underwent high inferior vena cava cancer thrombectomy by robot a
Characteristic | No CPB | CPB | Total |
|---|---|---|---|
Cases, n (%) | 11 (100.0) | 7 (100.0) | 18 (100.0) |
Sex, n (%) | |||
 Male | 6 (54.5) | 5 (71.4) | 11 (61.1) |
 Female | 5 (45.5) | 2 (28.6) | 7 (38.9) |
Age (years), mean (SD) | 55.1 (12.3) | 56.5 (12.2) | 55.7 (11.9) |
BMI (kg/m2), mean (SD) | 24.0 (2.9) | 23.0 (2.4) | 23.6 (2.7) |
Affected kidney, n (%) | |||
 Left | 5 (45.5) | 2 (28.6) | 7 (38.9) |
 Right | 6 (54.5) | 5 (71.4) | 11 (61.1) |
Preoperative neoadjuvant therapy, n (%) | 2 (18.2) | 1 (14.3) | 3 (16.7) |
Preoperative angiography, n (%) | 3 (27.3) | 2 (28.6) | 5 (27.8) |
Conventional Mayo stage | |||
 III |  |  | 10 |
 IV |  |  | 8 |
Modified Mayo stage b, n (%) | |||
 Beyond the SPH ≤3cm | 10 (90.9) | 0 (0.0) | 10 (55.6) |
 Beyond the SPH >3cm | 1 (9.1) | 7 (100.0) | 8 (44.4) |
TNM stage, n (%) | |||
 1 | 0 (0.0) | 0 (0.0) | 0 (0.0) |
 2 | 0 (0.0) | 0 (0.0) | 0 (0.0) |
 3 | 10 (90.9) | 7 (100.0) | 17 (94.4) |
 4 | 1 (9.1) | 0 (0.0) | 1 (5.6) |
Tumor diameter (cm), mean (SD) | 8.9 (2.9) | 7.8 (2.6) | 8.5 (2.8) |
Length of cancer thrombus in IVC (cm), mean (SD) | 9.5 (1.8) | 7.1 (3.9) | 8.4 (3.1) |
Diameter of cancer thrombus in IVC (mm), mean (SD) | 30.2 (11.0) | 27.7 (12.2) | 29.2 (11.2) |
Height above the SPH of cancer thrombus c (cm), mean (SD) | 1.3 (1.2) | 4.1 (0.8) | 2.4 (1.7) |
Preoperative angioembolization, n (%) | 3 (27.3) | 2 (28.6) | 5 (27.8) |