Table 1.
Demographic and clinicopathological characterization of patients with oral squamous cell carcinoma (OSCC) and control subjects.
| - | Patients (N = 95) | Controls (N = 80) | P | |
|---|---|---|---|---|
| Sex | Male | 60 (63%) | 30 (37%) | 0.004 * |
| Female | 35 (37%) | 50 (63%) | ||
| Age | (years; mean ± SD) | 61.7 ± 9.8 | 61.7 ± 9.2 | 0.982 ** |
| OSCC stage | ||||
| N = 70 | St I | 14 (20%) | – | na *** |
| St II | 22 (31%) | – | na *** | |
| St III | 13 (19%) | – | na*** | |
| St IV | 21 (30%) | – | na *** | |
| Histological grade | ||||
| N = 70 | G1 | 17 (24%) | – | na *** |
| G2 | 42 (60%) | – | na *** | |
| G3 | 11 (16%) | – | na *** | |
| DMFT | (N; mean ± SD) | 64; 27.6 ± 6.4 | 47; 24.8 ± 6.9 | 0.011 ** |
| GI | (N; mean ± SD) | 36; 0.53 ± 0.49 | 41; 0.42 ± 0.34 | 0.79 ** |
| Ethanol consumption | at least once a week | 46 (48%) | 14 (30%) | 0.035 * |
| less than once a week | 49 (52%) | 33 (70%) | ||
| Smoking | regular smoking | 62 (65%) | 8 (17%) | <0.001 * |
| non-smoker or occasional smoker | 33 (35%) | 40 (83%) |
N = number of patients * chi-square test; ** t-test; *** not applicable.