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The concordance between tissue KRAS status (KRAS positive vs. KRAS negative) in colorectal cancer liver metastases (CLM) and preoperative plasma samples (Plasma).
| Tissue vs. Plasma Origin | CLM Tissue | ||
|---|---|---|---|
| KRAS Status | KRAS Negative | KRAS Positive | |
| Plasma | KRAS negative | 12 | 6 |
| KRAS positive | 1 | 10 |
