Table 2.
Parameters | cases | PER1 expression | χ2 | P | |
---|---|---|---|---|---|
|
|||||
Negative | Positive | ||||
Tissue type | |||||
Tumor | 41 | 7 | 34 | 7.653 | 0.012 |
Peritumor | 41 | 0 | 41 | ||
Age | |||||
≥60 | 10 | 2 | 8 | 0.131 | 0.937 |
45–60 | 20 | 3 | 17 | ||
<45 | 11 | 2 | 9 | ||
Gender | |||||
Female | 17 | 3 | 14 | 0.007 | 1.000 |
Male | 24 | 4 | 20 | ||
Tumor differentiation | |||||
Well | 13 | 3 | 10 | 0.510 | 0.775 |
Moderate | 20 | 3 | 17 | ||
Poor | 8 | 1 | 7 | ||
T staging | |||||
T1 + T2 | 18 | 0 | 18 | 6.606 | 0.012 |
T3 + T4 | 23 | 7 | 16 | ||
Lymph node metastasis | |||||
No | 27 | 1 | 26 | 9.982 | 0.004 |
Yes | 14 | 6 | 8 | ||
Clinical stage | |||||
I + II | 22 | 1 | 21 | 5.262 | 0.036 |
III + IV | 19 | 6 | 13 |
Abbreviation: OSCC, oral squamous cell carcinoma.