Table 1. Patients' Characteristics by Treatment Group.
| Patient Characteristics | Treatment | |||
|---|---|---|---|---|
| Interferon n=102 (63%) | Antivascular Therapy n=60 (37%) | P | ||
| Age (y) | Mean | 59.1 | 59.6 | .63 |
| Median | 59 | 61 | ||
| Race | Nonwhite | 17 (17) | 7 (14) | .67 |
| White | 85 (83) | 43 (86) | ||
| Sex | Women | 22 (22) | 12 (24) | .74 |
| Men | 80 (78) | 38 (76) | ||
| PS | 0 | 46 (45) | 24 (48) | .04 |
| 1 | 45 (44) | 26 (52) | ||
| 2 | 11 (11) | 0 (0) | ||
| Nephrectomy | Yes | 91 (89) | 45 (90) | NS |
| No | 11 (11) | 5 (10) | ||
| Best response | PD | 53 (52) | 15 (31) | .002 |
| SD | 44 (43) | 23 (47) | ||
| CR or PR | 5 (5) | 11 (22) | ||
| Original sites | Contralateral kidney/renal fossa | 42 (41) | 16 (32) | .27 |
| Lymph Node | 50 (49) | 29 (58) | .30 | |
| Lung | 71 (70) | 43 (86) | .03 | |
| Osseous | 20 (20) | 9 (18) | .81 | |
| Hepatic | 35 (34) | 4 (8) | <.0001 | |
| Brain | 0 (0) | 1 (2) | .33 | |
| Others | 7 (7) | 4 (8) | .75 | |
| Skin | 11 (11) | 4 (8) | .77 | |
PS indicates performance status; PD, progressive disease; SD, stable disease; CR, complete response; PR, partial response.