| Clinicopathological parameters |
IHC
Total (n) (%) |
Sex
Male
Female |
108 (79)
28 (21) |
Tobacco smoking
No
Yes
Not available |
15 (12)
110 (88)
11 |
Alcohol consumption
No
Yes
Not available |
25 (20)
100 (80)
11 |
Clinical stage
I and II
III and IV |
36 (27)
100 (73) |
Lymph nodes
N0
N1-3
No lymph node dissection |
57 (46)
66 (54)
13 |
Perineural invasion
No
Yes
Not available |
67 (55)
54 (45)
14 |
Vascular embolization
No
Yes
Not available |
71 (58)
51 (42)
14 |
Histological grade
Well-differentiated
Poorly/moderately differentiated
Not available |
105 (79)
28 (21)
03 |
Recurrence
No
Yes |
83 (64)
49 ( 36) |
