Patient demographic and clinical information
| Samples | ||||||
|---|---|---|---|---|---|---|
| Dysplasia | OSCC | |||||
| Variable | Normal mucosa | Low risk | High risk | Carcinoma in situ | Well differentiated | Moderately/poorly differentiated |
| Gender | ||||||
| Male | 52 | 13 | 9 | 7 | 55 | 19 |
| Female | 38 | 24 | 12 | 6 | 31 | 8 |
| Age at diagnosis | ||||||
| <45 years | 57 | 28 | 16 | 11 | 20 | 5 |
| ≥45 years | 33 | 9 | 5 | 2 | 66 | 22 |
| Biopsy site | ||||||
| Tongue | 9 | 3 | 2 | 1 | 14 | 2 |
| Palate | 9 | 4 | 1 | 0 | 6 | 4 |
| Gingiva | 21 | 9 | 4 | 2 | 15 | 11 |
| Labial mucosa | 12 | 2 | 1 | 0 | 10 | 0 |
| Buccal mucosa | 36 | 14 | 9 | 8 | 29 | 5 |
| Floor of mouth | 2 | 2 | 2 | 2 | 9 | 5 |
| Not available | 1 | 3 | 2 | 0 | 3 | 0 |
| Smoking history | ||||||
| Positive | 9 | 4 | 6 | 4 | 3 | 4 |
| Negative | 14 | 4 | 0 | 2 | 7 | 5 |
| Unavailable | 67 | 29 | 15 | 7 | 76 | 18 |
| Total | 90 | 37 | 21 | 13 | 86 | 27 |
OSCC, oral squamous cell carcinoma.