| PDAC | Pancreatic Ductal Adenocarcinoma |
| LA-PDAC | locally advanced Pancreatic Ductal Adenocarcinoma |
| pN | lymph node invasion |
| Pn | Perineural invasion |
| R | Resection status |
| G | Grading |
| pT | Tumor size |
| UICC | The Union of International Cancer Control |
| ECOG | Eastern Cooperative Oncology Group |
| TAM | tumor-associated macrophages |
| TNF | tumor-necrosis factor |
| IL | Interleukin |