Table 2.
Characteristics of tumours
| Tumour, no. | 61 | ||
|---|---|---|---|
| Solitary kidney, no. (%) | 3 (4.9) | ||
| CT scan tumour size, mm | |||
| Mean (SD) | 36 (15.1) | ||
| Median (IQR) | 34 (24 ‐ 45) | ||
| Tumour on right side, no. (%) | 35 (57.4) | ||
| Tumour cystic or solid, cystic no. (%) | 7 (11.5) | ||
| Tumour upper, middle, lower pole, no. (%) | 18, 20, 23 (29, 33, 38) | ||
| Number of renal arteries 1, 2 or 3, no, (%) | 46, 14, 1 (75, 23, 2) | ||
| PADUA score | |||
| Mean (SD) | 8.8 (1.9) | ||
| Median (IQR) | 9 (7 ‐ 10) | ||
| Intraoperative ultrasound used, no (%) | 54 (88.5) | ||
| CEUS used, no (%) | 38 (62.3) | ||
| TNM Stage by Ischaemia | Global | Selective | Off‐clamp |
| pT1a | 20 | 17 | 1 |
| pT1b | 2 | 2 | 0 |
| pT2 | 1 | 0 | 0 |
| pT3a | 3 | 1 | 0 |
| Benign | 5 | 7 | 2 |
| PADUA Classification Variables | |||
| Longitudinal (polar) location | Superior/Inferior (1) | Middle (2) | |
| 9 (14.8%) | 52 (85.2%) | ||
| Exophytic rate | ≥50% (1) | ≤50% (2) | Endophytic (3) |
| 28 (45.9%) | 28 (45.9%) | 5 (8.2%) | |
| Renal Rim | Lateral (1) | Medial (2) | |
| 46 (75.4%) | 15 (24.6%) | ||
| Renal Sinus | Not Involved (1) | Involved (2) | |
| 38 (62.3%) | 23 (37.7%) | ||
| Urinary Collecting System | Not Involved (1) | Dislocated/Infiltrated (2) | |
| 41 (67.2%) | 20 (32.8%) | ||
| Tumour size (cm) | ≤4 (1) | 4.1‐7 (2) | >7 (3) |
| 42 (68.9%) | 16 (26.2%) | 3 (4.9%) | |
| Anterior/Posterior | Anterior | Posterior | |
| 44 (72.1%) | 17 (27.9%) | ||
| Total Score | Low (6‐7) | Medium (8‐9) | High (≥10) |
| 19 (31.1%) | 22 (36.1%) | 20 (32.8%) | |
CT = computed tomography; SD = standard deviation; IQR = Inter Quartile Range;