Table 1.

Baseline characteristics of the study group

Variable	Value
Total patients	131
Age, yr	66.6 ± 11.7
Sex
Men	74 (56.5)
Female	57 (43.5)
Hepatitis
HBV	19 (14.5)
HCV	4 (3.1)
TNM stage
I	19 (14.5)
II	13 (9.9)
III	3 (2.3)
Iva	45 (34.4)
IVb	51 (38.9)
Curative surgery	37 (29.1)
Chemotherapy
Adjuvant	16 (12.7)
Palliative	62 (49.2)
Survival, day	213 (104.0–440.0)

Values are presented as mean ± SD, number (%), or median (interquartile range).

HBV, hepatitis virus B; HCV, hepatitis virus C; TNM, tumor-node-metastasis.