Parameters | Category | STC2 | χ2 | P | |
---|---|---|---|---|---|
 |  | Positive (n = 65) | Negative (n = 29) |  |  |
Gender | Male | 48 | 20 | 0.239 | 0.625 |
Female | 17 | 9 | |||
Age | ≤50 y | 37 | 13 | 1.178 | 0.278 |
>50 y | 28 | 16 | |||
Histology | WHO* II | 4 | 1 | 0.002 | 0.966 |
WHO III | 61 | 28 | Â | Â | |
T classification | 1-2 | 16 | 13 | 3.840 | 0.050 |
3-4 | 49 | 16 | Â | Â | |
N classification | 0-1 | 36 | 14 | 0.407 | 0.523 |
2-3 | 29 | 15 | Â | Â | |
Clinical stage | I | 2 | 2 | 1.281 | 0.734 |
II | 8 | 2 | Â | Â | |
III | 34 | 16 | Â | Â | |
 | IV | 21 | 9 |  |  |