Table 1.
Characteristics of the Patients
| Variables | HNSCC Cases (n=500) |
|---|---|
| Age at diagnosis, years | 50.4±9.7 |
| Gender | |
| Male | 407 (81.5%) |
| Female | 93 (18.5%) |
| Drinking status | |
| Never | 297 (59.4%) |
| Ever | 203 (40.6%) |
| Smoking status | |
| Never | 333 (66.6%) |
| Ever | 167 (33.4%) |
| BMI, kg/m2 | 23.4±3.9 |
| Tumor site | |
| Oropharynx | 153 (30.6%) |
| Hypopharynx | 95 (19.0%) |
| Larynx | 252 (50.4%) |
| Treatment | |
| Radiochemotherapy | 229 (45.8%) |
| Radiotherapy | 271 (54.2%) |
| TNM stage | |
| I–II | 176 (35.2%) |
| III–IV | 324 (64.8%) |
| Complete remission | |
| Yes | 349 (69.8%) |
| No | 151 (30.2%) |
| Grade 3–4 Oral mucositis | |
| Yes | 237 (47.4%) |
| No | 263 (52.6%) |