|
Characteristic
|
No. of patients (%)
|
|---|
|
Sex
|
|
Man
|
281 (73.0)
|
|
Woman
|
104 (27.0)
|
|
Age (years)
|
|
≤ 45
|
235 (61.0)
|
|
> 45
|
150 (39.0)
|
|
Histological type
|
|
WHO type I
|
3 (0.8)
|
|
WHO type II/III
|
382 (99.2)
|
|
T categorya
|
|
T1
|
73 (19.0)
|
|
T2
|
75 (19.5)
|
|
T3
|
168 (43.6)
|
|
T4
|
69 (17.9)
|
|
N categorya
|
|
N0
|
53 (13.8)
|
|
N1
|
244 (63.4)
|
|
N2
|
62 (16.1)
|
|
N3
|
26 (6.7)
|
|
Clinical stagea
|
|
I
|
23 (6.0)
|
|
II
|
98 (25.4)
|
|
III
|
172 (44.7)
|
|
IVB
|
92 (23.9)
|
|
Chemotherapy
|
|
No
|
55 (14.3)
|
|
Yes
|
330 (85.7)
|
-
WHO World Health Organization
-
aStaged according to the 7th edition of the Union for International Cancer Control and American Joint Committee on Cancer (UICC/AJCC) staging system
