Table 1 Characteristics of the 41 observed patients
Characteristic | Absolute | Mean | Range | Median | Standard deviation (SD) |
|---|---|---|---|---|---|
Total number of VHL patients | 510 | – | – | – | – |
- VHL patients with RCC | 144 | – | – | – | – |
- Minimum of three MRIs | 41 | – | – | – | – |
Gender (n) | |||||
- Male | 17 | – | – | – | – |
- Female | 24 | – | – | – | – |
Number of tumors | 102 | – | – | – | – |
- Left kidney | 41 | – | 1–3 | – | – |
- Right kidney | 61 | – | 1–8 | – | – |
Mean age at initial RCC diagnosis | – | 35.57 | 20–72 | 32 | 11.96 |
Tumor size at initial description in cm3 | – | 4.47 | 0.271–35.9 | 2.75 | 5.61 |
Tumor size at the end of observation cm3 | – | 19.74 | 0.6–88 | 13.4 | 17.88 |
Follow-up in months | – | 52.21 | 18–149 | 43.8 | 26.93 |