| DFS | disease-free survival |
| DSS | disease-specific survival |
| EC | endometrial cancer |
| FIGO | The International Federation of Gynecology and Obstetrics |
| CHRT | chemoradiotherapy |
| CHT | chemotherapy |
| LVSI | lymphovascular space invasion |
| NEC | non-endometrioid carcinoma |
| OS | overall survival |
| RT | radiotherapy |
| HR | hazard ratio |
| CI | confidence interval |