| ASA | American Society of Anesthesiology |
| BMI | body mass index |
| EVT | endoscopic vacuum therapy |
| nT | neoadjuvant therapy |
| TME | total mesorectal excision |
| UICC | union for international cancer control |
| ASA | American Society of Anesthesiology |
| BMI | body mass index |
| EVT | endoscopic vacuum therapy |
| nT | neoadjuvant therapy |
| TME | total mesorectal excision |
| UICC | union for international cancer control |