Table 4.
Correlations between EMVI and pathological staging.
| Characteristics | EMVI − | EMVI + | p |
|---|---|---|---|
| Stage, n (%) | |||
| pCR | 12 (13.0) | 5 (8.2) | 0.350 |
| I | 25 (27.2) | 8 (13.1) | 0.002 |
| II | 33 (35.9) | 15 (24.6) | |
| III | 22 (23.9) | 33 (54.1) | |
| pT, n (%) | |||
| 0 | 10 (11.2) | 4 (6.7) | 0.078 |
| 1 and 2 | 30 (33.7) | 12 (20.0) | |
| 3 and 4 | 49 (55.1) | 44 (73.3) | |
| pN, n (%) | |||
| 0 | 67 (75.3) | 27 (45.0) | <0.001 |
| 1 | 15 (16.9) | 22 (36.7) | |
| 2 | 7 (7.9) | 11 (18.3) |
Bold font indicates statistical significance. EMVI, extramural vascular invasion; pCR, pathological complete response. Dependencies between qualitative variables and groups were analysed with chi-square test.