Table 1.
Demographic characteristics and clinical features of OSCC patients.
| Variables | OSCC (n = 438) |
|---|---|
| Age (years) | 55.23 ± 10.82 |
| Smoking status | |
| No | 46 (10.5%) |
| Yes | 392 (89.5%) |
| Drinking status | |
| No | 205 (46.8%) |
| Yes | 233 (53.2%) |
| Betel nuts chewing | |
| No | 86 (19.6%) |
| Yes | 352 (80.4%) |
| Cancer location | |
| Buccal mucosa | 157 (35.8% ) |
| Tongue | 130 (29.7 %) |
| Gingiva | 68 (15.5 %) |
| Others | 83 (18.9 %) |
| Stage | |
| I | 118 (27.0%) |
| II | 79 (18.0%) |
| III | 43 (9.8%) |
| IV | 198 (45.2%) |
| Tumor T status | |
| T1 | 141 (32.2%) |
| T2 | 120 (27.4%) |
| T3 | 37 (8.4%) |
| T4 | 140 (32.0%) |
| Lymph node status | |
| N0 | 287 (65.5%) |
| N1 | 48 (11.0%) |
| N2 | 99 (22.6%) |
| N3 | 4 (0.9%) |
| Metastasis | |
| M0 | 436 (99.5%) |
| M1 | 2 (0.5%) |
| Cell differentiation | |
| Well differentiated | 59 (13.5%) |
| Moderately or poorly differentiated | 379 (86.5%) |