Table 1.
Summary of clinical and demographic characteristics of the patients used in this study.
| Clinical Diagnosis | Control | Recurrence | ||
|---|---|---|---|---|
| Samples | (patients) | Samples | (patients) | |
| No evidence of disease (NED) | 141 | (36) | ||
| Pre recurrence (Pre) | - | 67 | (20) | |
| Within recurrence (Within) | - | 18 | (18) | |
| Post recurrence (Post) | - | 31 | (20) | |
| Age Mean {Range} | 53 {37-75} | 55 {36-69} | ||
| Breast Cancer Stage | ||||
| Stage I | 47 | (11) | 7 | (1) |
| Stage II | 59 | (16) | 21 | (5) |
| Stage III | 10 | (3) | 34 | (6) |
| Unknown | 25 | (6) | 54 | (8) |
| Estrogen receptor status | ||||
| Positive | 65 | (15) | 67 | (11) |
| Negative | 64 | (18) | 33 | (7) |
| Unknown | 12 | (3) | 16 | (2) |
| Progesterone receptor status | ||||
| Positive | 52 | (13) | 71 | (11) |
| Negative | 77 | (20) | 29 | (7) |
| Unknown | 12 | (3) | 16 | (2) |
| CA27.29 | 140 | (36) | 92 | (19) |
| Site of Recurrence | ||||
| Bone | - | 37 | (6) | |
| Breast | - | 13 | (2) | |
| Liver | - | 11 | (2) | |
| Lung | - | 10 | (2) | |
| Skin | - | 6 | (2) | |
| Brain | - | 15 | (2) | |
| Lymph | - | 6 | (1) | |
| Multiple sites | - | 18 | (3) | |