Table 1 Characteristics of the Study Population
From: Renal cell carcinoma with venous extension: prediction of inferior vena cava wall invasion by MRI
Number of patients | 48 |
Number of men/women | 38/10 |
Mean age at surgery (range; SD) | 64.9 (38–79; 9.8) |
Involvement of the right kidney (number) | 37 |
Thrombus level (number, %) | |
 I | 9 (18.8) |
 II | 17 (35.4) |
 III | 13 (27.1) |
 IV | 9 (18.8) |
Fuhrman grade (number, %) | |
 1 | 2 (4.3) |
 2 | 19 (40.4) |
 3 | 18 (38.3) |
 4 | 8 (17.0) |
TNM classification (number, %) | |
 T1 | 1 (2.1) |
 T2 | 1 (2.1) |
 T3a | 15 (31.2) |
 T3b | 22 (45.8) |
 T3c | 7 (14.6) |
 T4 | 2 (4.2) |
Number of clear cell carcinoma (%) | 40 (83.3) |
Number of papillary carcinoma (%) | 7 (14.6) |
Presence of preoperative metastases (number, %) | 16 (33.3) |