| Characteristic | Patients | Controls |
---|---|---|---|
Tissue |  | n = 15* |  |
 | Sex |  |  |
 |   Male | 12 |  |
 |   Female | 3 |  |
 | Age (yr) |  |  |
 |   Mean ± SD | 70.4 ± 13.5 |  |
 |   Range | 48-93 |  |
 | Stage |  |  |
 |   I/II | 6 (1/5) |  |
 |   III/IV | 9 (5/4) |  |
Serum |  | n = 32 | n = 161 |
 | Sex |  |  |
 |   Male | 21 | 86 |
 |   Female | 11 | 75 |
 | Age |  |  |
 |   Mean ± SD | 67.9 ± 12.9 | 59.1 ± 16.5 |
 |   Range | 36-94 | 18-94 |
 | Stage |  |  |
 |   I/II | 6 (2/4) | Na |
 |   III/IV | 26 (7/19) | Na |