Table 2.
Radiological measurements
| Tumor size (mm) | 23.7 ± 15.5 |
| Adrenal—kidney (mm) | 1.1 (− 10.5 to 9.0) |
| 12th rib—kidney (mm) | − 49.4 ± 23.9 |
| 12th rib—skin (mm) | 44.9 (37.9–54.1) |
| 12th rib—adrenal (mm) | 95.7 ± 17.4 |
| Perinephric fat (mm) | 11.5 (5.6–18.9) |
Variables are presented as mean ± standard deviation if normally distributed, otherwise as median (interquartile range)
Negative values are defined in reference to the upper pole of the kidney
Mm millimeter