Table 1.
Information on the samples used in this study.
| Categories | Stage | Recurrence type | Sample count | Avg. age | Total count |
|---|---|---|---|---|---|
| Healthy control | – | – | 22 | 53.7 | 22 |
| Breast cancer | 0 | – | 5 | 51.5 | 22 |
| I | – | 5 | |||
| II | – | 4 | |||
| III | – | 6 | |||
| IV | – | 2 | |||
| Recurring | – | Local | 6 | 47.5 | 22 |
| Regional | 5 | ||||
| Distant | 8 | ||||
| Local and regional | 1 | ||||
| Regional and distant | 2 | ||||
| Monitoring | |||||
| Treated and no evidence of disease (NED) | 0 | – | 6 | 43.3 | 33 |
| I | – | 6 | |||
| II | – | 12 | |||
| III | – | 9 | |||
| Treated and recurring | 0 | Local | 3 | 44.9 | 33 |
| I | Local | 3 | |||
| Regional | 3 | ||||
| Distant | 3 | ||||
| Local and distant | 3 | ||||
| II | Regional | 3 | |||
| Distant | 6 | ||||
| III | Distant | 9 | |||