Table 1. Clinical and pathological characteristics of included patient samples.

Variable	Gastric cancer, N=61
Gender
Male	39 (64)
Female	22 (36)
Age
Median (range)	57 (32–76)
⩾55	32 (53)
<55	29 (47)
Tumor location
Body	30 (49)
Antrum	21 (35)
Cardia	8 (13)
Other	2 (3)
Histology
Adenocarcinoma	48 (79)
Mucinous adenocarcinoma	12 (20)
Signet ring cell cancer	1 (1)
TNM stage
I	10 (17)
II	13 (21)
III	27 (44)
IV	11 (18)
Lymph node status
Metastasis	46 (75)
No metastasis	15 (25)