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Clinical Characteristics of 50 RCC Patients.
| Characteristics | With VTT n = 25 | Non-VTT n = 25 | |
|---|---|---|---|
| Median age, year (range) | 52 (25–84) | 55 (34–86) | |
| Sex | |||
| Male | 21 | 20 | |
| Female | 4 | 5 | |
| ISPU Grade | |||
| 1 | 0 | 1 | |
| 1-2 | 0 | 1 | |
| 2 | 12 | 12 | |
| 2-3 | 6 | 7 | |
| 3 | 5 | 3 | |
| 3-4 | 2 | 1 | |
| 4 | 0 | 0 | |
| Histological | |||
| subtype | Clear cell RCC | 25 | 25 |
| IVC wall | Yes | 19 | – |
| invasion | No | 6 | – |
