Table 1.

Patient’s characteristics (n = 85)

Characteristics	Number
Gender
Male	64 (73.7%)
Female	21 (26.3%)
Age (mean ± SD)	62.0941
Anatomic site
Oral cavity	27 (31.2%)
Oropharynx	16 (19.0%)
Larynx	19 (22.5%)
Hypopharynx	15 (17.8%)
others	8 (9.5%)
Primary tumor
T1	19 (22.9%)
T2	22 (26.5%)
T3	16 (19.3%)
T4	26 (31.3%)
Regional lymph node
N0	36 (42.4%)
N1	13 (15.3%)
N2	35 (41.2%)
N3	1 (0.01%)
Stage
I	11 (13.1%)
II	14 (16.7%)
III	10 (11.9%)
IV	49 (58.3%)
Tobacco use
Never	35 (41.1%)
Yes	50 (58.9%)