Table 1.
Baseline characteristics of the patients.
| Characteristics | N = 45, No. (%) |
|---|---|
| Age at mRCC diagnosis, median (range), yr. | 59 (42–90) |
|
| |
| Gender | |
| Female | 16 (36) |
| Male | 29 (64) |
|
| |
| Smoking status at RCC diagnosis | |
| No | 24 (59) |
| Former/active | 17 (41) |
| Missing | 4 |
|
| |
| Histology | |
| Clear cell | 41 (91) |
| Papillary | 1 (2) |
| Other | 3 (7) |
|
| |
| Fuhrman or ISUP nuclear grade | |
| Low grade (1-2) | 8 (21) |
| High grade (3-4) | 30 (79) |
| Missing | 7 |
|
| |
| Associated sarcomatoid tumor | |
| No | 36 (88) |
| Yes | 5 (12) |
| Missing | 4 |
|
| |
| Nephrectomy | |
| No | 6 (13) |
| Yes | 39 (87) |
|
| |
| Timing of nephrectomy | |
| Early nephrectomy (at diagnosis) | 39 (100) |
| Local stage | 31 (79) |
| Metastatic stage | 8 (21) |
| Delayed nephrectomy (after systemic treatment) | 0 (0) |
| NA | 6 |
|
| |
| Total number of treatment lines, median (range). | 5 (2–10) |
mRCC, metastatic renal cell carcinoma; RCC, renal cell carcinoma; ISUP, International Society of Urological Pathology.