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Clinical characteristics of patients.
| Characteristic | Patients, N (%) |
|---|---|
| Sex | |
| Female | 4 (30.8) |
| Male | 9 (69.2) |
| Histology | |
| Squamous cell carcinoma | 11 (84.6) |
| Mucoepidermoid carcinoma (low grade) | 2 (15.4) |
| Neck dissection | |
| Yes | 7 (53.8) |
| No | 6 (46.2) |
| Adjuvant treatment | |
| No | 8 (61.5) |
| Radiotherapy | 1 (7.7) |
| Radiochemotherapy | 4 (30.8) |
