Table 1.
Demographic and Pathologic Characteristics Between CDRCC and CCRCC
| |
CDRCC N (%) |
CCRCC N (%) |
p-value |
|---|---|---|---|
|
Total cases |
160 |
33,252 |
|
| Demographics | |||
| Age | 0.44 | ||
| < 50 | 32 (20) | 5,222 (16) | |
| 51 – 59 | 36 (23) | 7,634 (23) | |
| 60 – 69 | 39 (24) | 8,606 (26) | |
| 70 – 79 | 31 (19) | 7,853 (24) | |
| 80 + | 22 (14) | 3,937 (12) | |
| Race | < 0.001 | ||
| White | 112 (70) | 28,495 (86) | |
| Black | 36 (23) | 2,849 (9) | |
| Other | 12 (8) | 1,759 (5) | |
| Gender | 0.03 | ||
| Male | 112 (70) | 20,502 (62) | |
| Female | 48 (30) | 12,750 (38) | |
| Year of Diagnosis | 0.44 | ||
| 2001 | 26 (16) | 6,287 (19) | |
| 2002 | 25 (16) | 6,284 (19) | |
| 2003 | 40 (25) | 6,655 (21) | |
| 2004 | 36 (23) | 6,899 (21) | |
| 2005 | 33 (21) | 7,127 (21) | |
| Pathologic Characteristics | |||
|---|---|---|---|
| Tumor size – median (range) | |||
| Stage | < 0.001 | ||
| T1a | 42 (26) | 11,008 (33) | |
| T1b | 17 (11) | 6,669 (20) | |
| T2 | 16 (10) | 4,052 (12) | |
| T3/4 | 53 (33) | 5,952 (18) | |
| No Tstage | 32 (20) | 5,571 (17) | |
| SEER stage | < 0.001 | ||
| Localized | 68 (43) | 20,803 (63) | |
| Regional | 45 (28) | 5,330 (16) | |
| Distant | 44 (28) | 5,705 (17) | |
| Unstaged | 3 (2) | 1,414 (4) | |
| Nodal status | <0.001 | ||
| N0 | 13 (8) | 3,523 (10.6) | |
| N1 | 24 (15) | 765 (2) | |
| Nx | 123 (77) | 28,964 (87) | |
| Metastatic | 44 (28) | 5,705 (17) | 0.001 |
| Grade | < 0.001 | ||
| Well differentiated | 10 (10) | 3,610 (18) | |
| Moderately differentiated | 20 (20) | 10,612 (52) | |
| Poorly/undifferentiated | 70 (70) | 6,384 (31) | |
| Surgery | 135 (84) | 25,969 (78) | 0.06 |