Characteristics | Stage I–II (n = 23) | Stage III–IV (n = 28) |
---|---|---|
Age (years) | 50.8 ± 15.2 (23–86) | 59.3 ± 13.1 (23–86) |
Sex | ||
Female | 11 | 9 |
Male | 12 | 19 |
Tumor thickness (mm) | 16.0 ± 6.1 (5–25) | 20.1 ± 7.9 (6–36) |
Growth pattern | ||
Exophytic | 9 | 15 |
Ulcerated | 5 | 7 |
Endophytic | 9 | 6 |
TNM stage | ||
T stage | ||
1 | 10 | 1 |
2 | 13 | 10 |
3 | 0 | 7 |
4 | 0 | 10 |
N stage | ||
0 | 23 | 7 |
1 | 0 | 8 |
2 | 0 | 13 |
M stage | ||
0 | 23 | 28 |
1 | 0 | 0 |
Overall pathologic stage | ||
Stage I | 10 | 0 |
Stage II | 13 | 0 |
Stage III | 0 | 9 |
Stage IV | 0 | 19 |