Table 1. Clinicopathological data of the laryngeal tumor specimens.

Parameters	Number	Percent [%]
Location
Larynx	50	100
Age
>60	22	44
<60	28	56
Gender
M	44	88
F	6	12
Smoking history
Yes	34	68
No	1	2
Unknown	15	30
Grade of tumor
Gx	1	2
G1	7	14
G2	34	68
G3	7	14
G4	0	0
Unknown	1	2
T classification
T1	0	0
T2	3	6
T3	18	36
T4	29	58
Lymph node status
N0	18	36
N≠0	32	64
Metastasis
M0	49	98
M1	1	2