| All patients | Patients with tissue Treg analysis | |
| n = 40 | n = 32 | |
| Age (range) | 65 (42–82) | 64 (42–82) |
| Male/female (%) | 25/15 | 20/12 |
| AJCC tumour stage, No (%) | ||
| I | 9 (22.5) | 7 (22) |
| II | 15 (37.5) | 12 (37.5) |
| III | 11 (27.5) | 9 (28) |
| IV | 5 (12.5) | 4 (12.5) |
| Tumour differentiation, No (%) | ||
| Good | 21 (53) | 18 (56) |
| Moderate | 17 (41) | 13 (40) |
| Poor | 2 (6) | 1 (3) |
| Micro-invasive status, VELIPI; No (%) | ||
| At least one VELIPI item+ | 21 (53) | 17 (53) |
| Venous embolism | 12 (30) | 11 (34) |
| Lymphatic invasion | 15 (37.5) | 10 (31) |
| Perineural invasion | 8 (19) | 6 (18) |
AJCC, American Joint Cancer Committee; VELIPI, venous embolism, lymphatic invasion, perineural invasion.