Table 1.
Epidemiologic and pathological features of 32 patients with head and neck squamous carcinoma cell included in the present study.
| Feature | N (%) | |
|---|---|---|
| Sex | Female | 1 (3.1) |
| Male | 31 (96.9) | |
| Tumor site | Larynx | 9 (28.1) |
| Larynx (glottic and supraglottic) | 1 (3.1) | |
| Larynx (glottic) | 10 (31.2) | |
| Larynx (glottic and subglottic) | 1 (3.1) | |
| Larynx (supraglottic) | 7 (21.9) | |
| Oropharynx | 2 (6.2) | |
| Epiglottis | 1 (3.1) | |
| Oral cavity | 1 (3.1) | |
| Age (years) | Average (SD) | 61.1 (10.7) |
| Median (min–max) | 58.5 (40–83) | |
| Smokea | No | – |
| Yes | 27 (100) | |
| Alcoholb | No | – |
| Yes | 26 (100) | |
| Tumor sizec | T1 | 6 (18.8) |
| T2 | 7 (21.8) | |
| T3 | 5 (15.6) | |
| T4 | 13 (40.6) | |
| Lynph node invasionc | N0 | 23 (71.9) |
| N1 | 1 (3.1) | |
| N2 | 1 (3.1) | |
| N2a | 1 (3.1) | |
| N2b | 3 (9.4) | |
| N2c | 2 (6.3) | |
| Inflammatory infiltrate | Peritumoral | 32 (100) |
| Intratumoral | 2 (6.3) | |
| Perineural invasion | No | 27 (84.4) |
| Yes | 5 (15.6) | |
| Differentiation grade | I | 4 (12.5) |
| II | 14 (43.75) | |
| III | 14 (43.75) |
a
Four cases without information.
b
Five cases without information.
c
One case without information.