| BMI | Body mass index |
| CI | Confidence interval |
| DFS | Disease-free survival |
| ECF | Epirubicin, cisplatin, and fluorouracil |
| ECX | Epirubicin, cisplatin, and capecitabine |
| ECOG | Eastern Cooperative Oncology Group |
| FLOT | Fluorouracil, leucovorin, oxaliplatin, and docetaxel |
| FOLFOX | Fluorouracil, leucovorin, and oxaliplatin |
| GEJ | Gastroesophageal junction |
| HR | Hazard ratio |
| LVI | Lymphovascular invasion |
| OS | Overall survival |
| pCR | Pathological complete response |
| PNI | Perineural invasion |
| TRG | Tumor regression grade |
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