Table V.

Indicators of gastric cancer patients with or without lymph nodes metastasis.

N stage	N negative	N positive	P-value
No. of patients	15	17	-
M-CSF (μg/l)	0.33±0.12	1.02±1.38	0.045a
CEA (μg/l)	2.24±1.94	5.04±5.39	0.051
AFP (μg/l)	2.98±1.58	2.74±1.69	0.37
CA72-4 (μg/l)	3.77±4.13	8.33±10.10	0.12

^aStatistically significant differences.

M-CSF, macrophage colony-stimulating factor; CEA, carcinoembryonic antigen; AFP, α-fetoprotein; CA, carbohydrate antigen.