| CEA | carcinoembryonic antigen |
| CT | chemotherapy |
| CRT | chemoradiotherapy |
| DFS | disease-free-survival |
| DNA | deoxyribonucleic acid |
| f | female |
| m | male |
| miRNA | microRNA |
| OS | overall-survival |
| pCR | pathologic complete response |
| PCR | polymerase chain reaction |
| RNA | ribonucleic acid |
| TME | total mesorectal excision |
| TRG | tumor regression grade |
| ypN | post-chemoradiotherapy nodal status |
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