Table 1. Patient characteristics (n = 25).
| Characteristic | n (%) |
|---|---|
| Median age | 60 y (range 50-80 y) |
| Gender | |
| Male | 13 (52) |
| Female | 12 (48) |
| Zubrod performance status | |
| 0 | 5 (20) |
| 1 | 11 (44) |
| 2 | 9 (36) |
| Nephrectomy status | |
| Yes | 21 (84) |
| No | 4 (16) |
| Sites of metastases | |
| Liver and/or bone metastases | 13 (52) |
| Brain | 1 (4) |
| Lung only | 1 (4) |
| Histology | |
| Clear cell | 18 (72) |
| Papillary | 3 (12) |
| Chromophobe | 1 (4) |
| Sarcomatoid cell | 3 (12) |
| Race | |
| White | 19 (76) |
| African American | 6 (24) |
| MSKCC prognostic criteria (number of risk factors) | |
| 0 | 4 (16) |
| 1 | 8 (32) |
| 2 | 4 (16) |
| ≥3 | 9 (36) |
| Prior therapy | |
| Immunotherapy | 12 (48) |
| No immunotherapy | 13 (52) |
| Number of metastatic organ sites involved | |
| 1 | 3 (12) |
| 2 | 10 (40) |
| ≥3 | 12 (48) |
MSKCC = Memorial Sloan-Kettering Cancer Center.