Patient Characteristics, Part 2
| Characteristic | Data |
| Primary tumor treatment (n) | |
| Surgery | |
| Yes | 21 |
| No | 2 |
| Radiotherapy | |
| Yes | 20 |
| No | 3 |
| Adjuvant chemotherapy | |
| Yes | 22 |
| No | 1 |
| Adjuvant hormonetherapy | |
| Yes | 22 |
| No | 1 |
| Number of earlier regimens (chemo- or hormone therapy) | |
| 1 | 6 |
| 2 | 1 |
| 3 | 5 |
| >3 | 11 |
| Median CEA serum level (μg/L) | 73.45 (range, 35.1–111.8) |
| Median cancer antigen 15-3 serum level (kUI/L) | 112.6 (range, 12.4–3,000) |
| Median CEA doubling time (mo) | 4.95 (range, 0.3–330.1] |
| Median cancer antigen 15-3 doubling time (mo) | 4.75 (range, 0.0–94.1) |