Table 1.
Patient demographics and clinical characteristics at baseline
| RCC without RITE (n=50) | RCC with RITE (n=50) | Total | |
|---|---|---|---|
| Age*, y, mean (range) | 55.6 (52.26–58.94) | 60.70 (56.55–64.84) | 57.48 (55.03–59.93) |
| Sex*, n (%) | |||
| Male | 30 (60) | 34 (68) | 64 (64) |
| Female | 20 (40) | 16 (32) | 36 (36) |
| BMI*, mean (range) | 32.53 (29.73–35.33) | 29.13 (26.94–31.33) | 31.19 (29.28–33.10) |
| Ethnicity*, n (%) | |||
| Hispanic/Latino | 35 (71.43) | 33 (68.75) | 68 (70.1) |
| Non-Hispanic | 14 (28.57) | 15 (31.25) | 29 (29.9) |
| Diabetes, n (%) | |||
| Yes | 24 (48) | 18 (36) | 42 (42) |
| No | 26 (52) | 32 (64) | 58 (58) |
| Hypertension, n (%) | |||
| Yes | 41 (82) | 32 (64) | 73 (73) |
| No | 9 (18) | 18 (36) | 27 (27) |
| Type of RCC*, n (%) | |||
| Clear cell | 44 (88) | 40 (80) | 84 (84) |
| Non-clear cell | 6 (12) | 10 (20) | 16 (16) |
| Fuhrman grade*, n (%) | |||
| 1 | 2 (4) | 0 (0) | 2 (2.02) |
| 2 | 15 (30) | 11 (22.45) | 26 (26.26) |
| 3 | 21 (42) | 21 (42.86) | 42 (42.42) |
| 4 | 12 (24) | 17 (34.69) | 29 (29.29) |
| T stage, n (%) | |||
| 1 | 9 (18) | 0 (0) | 9 (9) |
| 2 | 11 (22) | 0 (0) | 11 (11) |
| 3 | 30 (60) | 48 (96) | 78 (78) |
| 4 | 0 (0) | 2 (4) | 2 (2) |
| N stage, n (%) | |||
| 1 | 1 (2.17) | 8 (16.67) | 9 (9.57) |
| 0 | 45 (97.83) | 40 (83.33) | 85 (90.43) |
| M stage, n (%) | |||
| 1 | 3 (7.32) | 9 (20) | 12 (13.95) |
| 0 | 38 (92.68) | 36 (80) | 74 (86.05) |
| Tumor volume*, mm3, mean (range) | 411.78 (265.95–557.61) | 664.13 (446.87–881.39) | 525.94 (399.13–652.75) |
*
Matched variables. BMI, body mass index; RCC, renal cell carcinoma; RITE, renal intravascular tumor extension