Table 1.

Clinical Characteristics of the Study Participants

Variables	N	Percent (%)
Age at diagnosis
≤60	8	30.77%
>60	18	69.23%
Gender
Male	20	76.92%
Female	6	23.08%
Smoking
Yes	16	61.54%
No	10	38.46%
Alcohol
Yes	14	53.85%
No	12	46.15%
TNM stage
I+II	5	19.23%
III+IV	21	80.77%
Distant metastasis
Yes	15	57.69%
No	11	42.31%
Family history
Yes	5	19.23%
No	21	80.77%
Total	26	100.00%