Table 5.

Tumor markers characteristics of gastric cancer patient samples (male and female, n = 3287), n (%)

Characteristics	Male	Female
Age
< 60	852 (33.5)	339 (45.4)
≥ 60	1689 (66.5)	407 (54.6)
CEA
< 5	1949 (76.7)	629 (84.3)
≥ 5	592 (23.3)	117 (15.7)
CA19-9
< 37	1988 (78.2)	585 (78.4)
≥ 37	553 (21.8)	161 (21.6)
CA242
< 15	2125 (83.6)	610 (81.8)
≥ 15	416 (16.4)	136 (18.2)
CA72-4
< 6.9	2051 (80.7)	610 (81.8)
≥ 6.9	490 (19.3)	136 (18.2)

CEA: Carcinoembryonic antigen; CA: Carbohydrate antigen.