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Relationship between CTC levels before neoadjuvant therapy and pCR in 50 patients.
| CTC status | Pathology results, n (%) | |
|---|---|---|
| pCR | non-pCR | |
| TUMORFISHER system | ||
| Positive | 20 (74.1%) | 7 (25.9%) |
| Negative | 9 (39.1%) | 14 (60.9%) |
| χ2 value | 6.226 | |
| p value | 0.013 | |
| CellSearch system | ||
| Positive | 11 (73.3%) | 4 (26.7%) |
| Negative | 18 (51.4%) | 14 (48.6%) |
| χ2 value | 2.068 | |
| p value | 0.15 | |
