Characteristics of the study population
| Variable | Value |
|---|---|
| Age (mean) (yr) | 62.9 ± 12.3 |
| Sex (male/female) | 31:9 |
| Tumor location | |
| Oral tongue | 11 |
| Tonsil | 11 |
| Floor of mouth | 6 |
| Palate | 4 |
| Base of tongue | 4 |
| Gingiva | 3 |
| Buccal mucosa | 1 |
| Histopathologic type | |
| Squamous cell carcinoma | 32 |
| Malignant lymphoma | 3 |
| Clear cell carcinoma | 2 |
| Adenocarcinoma | 1 |
| Adenosquamous cell carcinoma | 1 |
| Mucoepidermoid carcinoma | 1 |