Table 1 Correlation between USP14 expression and clinicopathological features in patients with OSCC (n = 70)
| Â | Number (70) | USP14Â expression | PÂ value | Â | Number (70) | USP14Â expression | PÂ value | ||
|---|---|---|---|---|---|---|---|---|---|
Low (40) | High (30) | Low (40) | High (30) | ||||||
Age |  |  |  |  | Smoking status |  |  |  |  |
 < 60 | 26 | 14 | 12 | 0.668 |  Current/former | 19 | 9 | 10 | 0.313 |
 ≥ 60 | 44 | 26 | 18 |  Never | 51 | 31 | 20 | ||
|  |  |  |  |  | Alcohol intake |  |  |  |  |
Gender | Â | Â | Â | Â | Â Yes | 23 | 11 | 12 | 0.271 |
 Male | 44 | 23 | 21 | 0.284 |  No | 47 | 29 | 18 | |
 Female | 26 | 17 | 9 | AJCC stage |  |  |  |  | |
|  |  |  |  |  |  I | 24 | 21 | 3 | < 0.001 |
Location | Â | Â | Â | Â | Â II | 33 | 16 | 17 | |
 Tongue | 29 | 15 | 14 | 0.123 |  III | 13 | 3 | 10 |  |
 Buccal | 15 | 12 | 3 | T stage |  |  |  |  | |
 Gingiva | 9 | 3 | 6 |  T1 + T2 | 38 | 30 | 8 | < 0.001 | |
 Pharynx oralis | 8 | 3 | 5 |  T3 + T4 | 32 | 10 | 22 | ||
 Palatal | 4 | 4 | 0 | N stage |  |  |  |  | |
 Mouth floor | 3 | 2 | 1 |  N0 | 43 | 29 | 14 | 0.028 | |
 Other | 2 | 1 | 1 |  N1 + N2 | 27 | 11 | 16 | ||