Table 1.
Correlation between circ-CLK1 expression and clinicopathological characteristics of OSCC patients
| Clinicopathologic characteristics | n | circ-CLK1 |
||
|---|---|---|---|---|
| Low(n = 18) | High(n = 30) | p-value | ||
| Age (years) | 0.8811 | |||
| < 60 | 22 | 8 | 14 | |
| ≥ 60 | 26 | 10 | 16 | |
| Sex | 0.3643 | |||
| Male | 20 | 6 | 14 | |
| Female | 28 | 12 | 16 | |
| Smoking | 0.9393 | |||
| Nonsmoker | 29 | 11 | 18 | |
| Smoker | 19 | 7 | 12 | |
| Tumor site | 0.3914 | |||
| Tongue | 17 | 5 | 12 | |
| Nontongue | 31 | 13 | 18 | |
| Drinking | 0.2016 | |||
| nondrinker | 21 | 10 | 11 | |
| Drinker | 27 | 8 | 19 | |
| Lymph node metastasis | 0.0343* | |||
| Yes | 28 | 7 | 21 | |
| No | 20 | 11 | 9 | |
| TNM stage | 0.0305* | |||
| I–II | 25 | 13 | 12 | |
| III–IV | 23 | 5 | 18 | |
| Tumor grade | 0.1387 | |||
| Well/moderate | 31 | 14 | 17 | |
| Poor | 17 | 4 | 13 | |