| n | % | |
| Patients | 1984 | |
| Age, years | ||
| Median (range) | 58 (6 - 84) | |
| Age | ||
| 0 - 44 | 406 | 20.4% |
| 45 - 59 | 638 | 32.2% |
| 60 - 74 | 696 | 35.1% |
| 75 - 84 | 244 | 12.3% |
| Sex | ||
| Male | 985 | 49.6% |
| Female | 999 | 50.4% |
| Race | ||
| Black | 311 | 15.7% |
| White | 1318 | 66.4% |
| Others | 355 | 17.9% |
| Surgery | ||
| Yes | 979 | 49.3% |
| None/Unknown | 1005 | 50.7% |
| Histology | ||
| type C | 1111 | 56.0% |
| type A | 113 | 5.7% |
| type B | 197 | 9.9% |
| type B1 | 187 | 9.4% |
| type B2 | 169 | 8.5% |
| type B3 | 207 | 10.4% |