- Frequency distribution of study variables.
| Variables | n | % |
|---|---|---|
| Gender | ||
| Male | 27 | 67.5 |
| Female | 13 | 32.5 |
| Sub-site | ||
| Buccal mucosa | 4 | 10.0 |
| Tongue | 22 | 55.0 |
| Floor of the mouth | 3 | 7.5 |
| Alveolus/mandible | 4 | 10.0 |
| Retromolar trigone | 3 | 7.5 |
| Lower lip | 1 | 2.5 |
| Hard palate | 2 | 5.0 |
| Gingiva | 1 | 2.5 |
| Histological code | ||
| Moderately differentiated squamous cell carcinoma | 3 | 7.5 |
| SCC | 37 | 92.5 |
| TNM staging | ||
| Stage I | 9 | 22.5 |
| Stage II | 17 | 42.5 |
| Stage III | 2 | 5.0 |
| Stage IV | 11 | 27.5 |
| unknown | 1 | 2.5 |
| Treatment | ||
| Surgery | 21 | 52.5 |
| Surgery+ chemotherapy | 1 | 2.5 |
| Surgery+ radiotherapy | 14 | 35.0 |
| Surgery+ chemo - radiotherapy | 4 | 10.0 |
| Recurrence | ||
| Yes | 4 | 10.0 |
| No | 36 | 90.0 |