Table 2.
Stage I RCC characteristics across racial/ethnic groups in Arizona Cancer Registry.
| Stage 1 RCC Characteristics | AI/AN | NHW | NHB | Asian Americans | HA | p |
|---|---|---|---|---|---|---|
| (n = 319) | (n = 3728) | (n = 168) | (n = 37) | (n = 859) | ||
| Grade, n (%) | 0.03 | |||||
| 1 & 2 | 168 (83.2) | 2107 (74.7) | 96 (82.1) | 20 (71.4) | 505 (76.4) | |
| 3 & 4 | 34 (16.8) | 713 (25.3) | 21 (17.9) | 8 (28.6) | 156 (23.6) | |
| RCC Histologic Subtype, n (%) | <0.001 | |||||
| Clear Cell | 204 (89.9) | 2099 (73.0) | 47 (39.5) | 21 (70.0) | 552 (86.1) | |
| Papillary | 12 (5.3) | 435 (15.1) | 49 (41.2) | 6 (20.0) | 39 (6.1) | |
| Chromophobe | 4 (1.8) | 232 (8.1) | 14 (11.8) | 2 (6.7) | 29 (4.5) | |
| Others | 7 (3.1) | 108 (3.8) | 9 (7.6) | 1 (3.3) | 21 (3.3) | |
| Recurrence, n (%) | 0.24 | |||||
| No | 200 (80.6) | 2650 (85.7) | 123 (84.6) | 27 (84.8) | 614 (86.1) | |
| Yes | 48 (19.4) | 441 (14.3) | 22 (15.3) | 6 (18.2) | 99 (13.9) |