| No. of Patients | 65 |
|---|---|
| Stage: | |
| II | 1 |
| III | 42 |
| IV | 22 |
| Differentiation: | |
| Poorly differentiated | 3 |
| Moderately differentiated | 24 |
| Well differentiated | 38 |
| Tumor location: | |
| Oral cavity | 33 |
| Oropharynx | 7 |
| Hypopharynx | 5 |
| Nasopharynx | 3 |
| Larynx | 17 |
| Smokers/ nonsmokers | 46/19 |
| Betel chewers/ non chewers | 33/32 |