Table 1.
Characteristics of Patients With Oral Squamous Cell Carcinoma Included in the Present Study
| Total N = 166 | ||
|---|---|---|
| Number | Range as % | |
| Sex (male) | 121 | (72.9) |
| Median age, years | 68 | (32‐89) |
| Anatomical location of the tumor site | ||
| Tongue | 91 | (54.8) |
| Mandibular gingiva | 38 | (22.9) |
| Floor of the mouth | 17 | (10.2) |
| Buccal mucosa | 13 | (7.8) |
| Upper jaw | 2 | (1.2) |
| Tongue and floor of the mouth | 3 | (1.8) |
| Tongue and buccal mucosa | 1 | (0.6) |
| Tongue and mandibular gingiva | 1 | (0.6) |
| Frequency of duplicate cancers | ||
| ESCC | 37 | (22.3) |
| Hypopharyngeal SCC | 16 | (9.6) |
| Gastric cancer (Adenocarcinoma) | 0 | (0) |
ESCC = esophageal squamous cell carcinoma; OSCC = oral cavity squamous cell carcinoma.