| BFT | Bacteroides fragilis toxin |
| CRC | Colorectal cancer |
| CRP | C-reactive protein |
| ddPCR | Droplet digital PCR |
| DFS | Disease-free survival |
| dMMR | Deficient mismatch repair |
| ETBF | Enterotoxigenic Bacteroides fragilis |
| FFPE | Formalin-fixed paraffin-embedded |
| FISH | Fluorescence in situ hybridization |
| H&E | Hematoxylin and eosin |
| JFCR | Japanese Foundation for Cancer Research |
| MMR | Mismatch repair |
| NTC | No-template control |
| OS | Overall survival |
| SD | Standard deviation |
| Th17 | T helper type 17 |