Table 2. Demographics of stomach carcinoma patients of SYSU.

	High(9)	Low(47)	P
male	6	34	0.731
female	3	13
Age	(51.78 ± 15.13)	(60.10 ± 16.05)	0.158
M staging
M0	4	39	0.012
M1	5	8
T staging
T1	1	11	0.026
T2	0	10
T3	4	22
T4	4	4
N staging
N0	5	19	0.634
N1	2	7
N2	1	7
N3	1	14
Differentiation
High	1	2	0.744
Moderately	0	2
Poorly	8	42
Undifferentiation	0	1