Table 1.
Characteristics of 110 patients with buccal mucosa carcinoma.
| Variable | Number of patients | % |
|---|---|---|
| Age | ||
| ≤50 | 44 | 40.0 |
| >50 | 66 | 60.0 |
| Gender | ||
| Male | 103 | 93.6 |
| Female | 7 | 6.4 |
| pT | ||
| pT1-2 | 70 | 63.6 |
| pT3-4 | 40 | 36.4 |
| pN | ||
| pN0 | 84 | 76.4 |
| pN1-3 | 26 | 23.6 |
| Pathology stage | ||
| I-II | 56 | 50.9 |
| III-IV | 54 | 49.1 |
| Histologic differentiation | ||
| Well | 6 | 5.5 |
| Moderately | 90 | 81.8 |
| Poorly | 12 | 10.9 |
| NOS | 2 | 1.8 |
| Surgical margin | ||
| Positive | 6 | 5.5 |
| Negative | 104 | 94.5 |
| Treatment | ||
| S | 32 | 29.1 |
| S+RT | 38 | 34.5 |
| S+CCRT | 40 | 36.4 |
| Smoking | ||
| No | 16 | 14.5 |
| Yes | 93 | 84.5 |
| Unknown | 1 | 1.0 |
| Betel nut chewing | ||
| No | 15 | 13.6 |
| Yes | 93 | 84.5 |
| Unknown | 2 | 1.8 |
Abbreviations: S, surgery alone; S+RT, surgery+radiotherapy; S + CCRT, surgery + concurrent chemoradiotherapy; NOS, not otherwise specified.