Table 2.

Relationship between serum sirt6 and clinicopathological characteristics of GC.

Characteristics	Case No.	Sirt6 (ng/mL)	P
Age (yr)			.087
<60	47	18.58 ± 5.95
≥60	88	19.37 ± 5.04
Gender			.942
Female	58	19.81 ± 5.3
Male	77	18.55 ± 5.38
Tumor size (cm)			<.001
<4	78	21.19 ± 4.51
≥4	57	16.23 ± 5.15
Pathological differention			<.001
Well + Moderate	93	20.40 ± 5.17
Poor	42	16.19 ± 4.65
Lauren classification			<.001
Intestinal	86	20.36 ± 4.97
Diffuse	49	16.88 ± 5.36
T classification			<.001
T1	26	24.45 ± 4.07
T2	9	24.21 ± 3.12
T3	34	19.82 ± 4.95
T4	66	15.91 ± 3.70
Lymph nodes metastasis			<.001
Negative	92	20.29 ± 4.83
Positive	43	16.52 ± 5.60
Distant metastasis			<.001
No	116	19.80 ± 5.12
Yes	19	14.77 ± 4.86
TNM stage			.001
I	21	24.18 ± 3.29
II	31	20.49 ± 5.18
III	64	18.03 ± 4.67
IV	19	14.77 ± 4.87

GC = gastric cancer, Sirt6 = sirtuin 6, TNM = tumor node metastasis.