TABLE 1.
Clinical and pathological characteristics of the patients included in this study (N = 211)
| Clinical and pathological data | ||
|---|---|---|
| Parameters | No. | % |
| Gender | ||
| Male | 137 | 64.9 |
| Female | 74 | 35.1 |
| Mean age at diagnosis (years ± SD) | 64.1 ± 14.1 | |
| Grading | ||
| G1 | 38 | 18.4 |
| G2 | 113 | 53.6 |
| G3 | 60 | 28.4 |
| 7th AJCC edition | ||
| Stage I | 51 | 24.2 |
| Stage II | 60 | 28.4 |
| Stage III | 48 | 22.7 |
| Stage IV | 52 | 24.6 |
| 8th AJCC edition | ||
| Stage I | 28 | 20.4 |
| Stage II | 31 | 22.6 |
| Stage III | 26 | 19.0 |
| Stage IV | 52 | 38.0 |
| Perineural invasion | ||
| No | 83 | 39.3 |
| Yes | 128 | 60.7 |
| Immune‐phenotype | ||
| Inflamed | 77 | 36.5 |
| Excluded | 109 | 51.7 |
| Desert | 25 | 11.8 |
Abbreviations: AJCC, Americant Joint Committee on Cancer; no., number.