Clinicopathologic features | N | % |
---|---|---|
Age(years) | ||
  ≤ 65 | 163 | 43.94 |
  > 65 | 205 | 55.26 |
 Unknown | 3 | 0.80 |
Gender | Â | Â |
 Male | 238 | 64.15 |
 Female | 133 | 35.85 |
T classification | ||
 T1 | 18 | 4.85 |
 T2 | 78 | 21.02 |
 T3 | 167 | 45.01 |
 T4 | 101 | 27.22 |
 Unknown | 7 | 1.90 |
N classification | ||
 N0 | 108 | 29.11 |
 N1 | 97 | 26.15 |
 N2 | 74 | 19.95 |
 N3 | 74 | 19.95 |
 Unknown | 18 | 4.84 |
M classification | ||
 M0 | 328 | 88.41 |
 M1 | 25 | 6.74 |
 Unknown | 18 | 4.85 |
Histologic grade | ||
 G1 | 10 | 2.70 |
 G2 | 134 | 36.12 |
 G3 | 218 | 58.76 |
 Unknown | 9 | 2.42 |