[Retracted] High CHAF1A Expression Levels Are Positively-Correlated with PD-L1 Expression and Indicate Poor Prognosis in Gastric Cancer

Table 3

The correlations between the CHAF1A expression levels and the clinicopathological features of gastric cancer patients and the univariate analysis of gastric cancer patients.

Variables	CHAF1A expression		Total	High rate	χ^2	-value
	High	Low
Age (years)
≤ 60	56	27	83	67.47%	3.140	0.076
＞ 60	30	27	57	52.63%
Gender
Male	62	40	102	60.78%	2.290	0.089
Female	17	21	38	44.74%
Family history (gastric cancer)
Yes	17	4	21	80.95%	7.826	0.005
No	57	62	119	47.90%
Smoking history
Yes	35	15	50	70%	5.826	0.016
No	44	46	90	48.89%
Drinking history
Yes	16	19	35	45.71%	0.087	0.768
No	45	60	105	42.86%
Weight loss
Yes	30	23	53	56.60%	0.001	0.794
No	49	38	87	56.32%
Tumor location
Proximal	34	13	47	72.34%	0.001	0.425
Distal	42	44	86	48.84%
Unknown	3	4	7	42.86%
Borrmann type
I/II	46	33	79	58.23%	0.679	0.410
III/IV	33	26	59	55.93%
Unknown	0	2	2	0
Lauren type
Intestinal	41	26	67	61.20%	1.232	0.540
Mixed	12	9	21	57.14%
Diffuse	26	25	51	50.98%
Unknown	0	1	1	0
Tumor size (cm)
> 5 cm	52	37	89	58.42%	0.257	0.613
≤ 5 cm	27	23	50	54%
Unknown	0	1	1	0
Grade of differentiation
Poor/moderate-poor	31	32	63	49.21%	2.207	0.137
Moderate/well	44	27	71	61.97%
Unknown	4	2	6	66.67%
T stage
T1/2	0	8	8	0%	10.989	0.001
T3/4	79	53	132	59.85%
N stage
N0/1	26	16	42	61.90%	0.732	0.392
N2/3	53	45	98	54.08%
M stage
M0	70	57	127	55.12%	0.955	0.328
M1	9	4	13	69.23%
TNM stage
Ι/II	8	11	19	42.11%	1.635	0.201
III/IV	71	50	121	58.68%
HER-2
Positive	5	13	18	27.78%	2.096	0.148
Negative	56	66	122	45.90%
PD-L1
Positive	27	21	48	56.25%	4.776	0.029
Negative	34	58	92	36.96%
AFP (ng/ml)
≤ 8.1	71	60	131	54.20%	5.672	0.017
＞ 8.1	7	0	7	100%
Unknown	1	1	2	50%
CEA (ng/ml)
≤ 5	52	50	102	50.98%	4.870	0.027
＞ 5	27	11	38	71.05%
CA199 (U/ml)
≤ 37	52	44	96	54.17%	0.050	0.824
＞ 37	27	17	44	61.36%
CA724 (U/ml)
≤ 6.9	41	51	92	44.57%	0.051	0.821
＞ 6.9	15	17	32	46.88%
Unknown	5	11	16	45.45%
CA125 (U/ml)
≤ 35	70	59	129	54.26%	0.309	0.578
＞ 35	7	4	11	63.64%
CA50 (U/ml)
≤ 25	33	35	68	48.53%	0.459	0.498
＞ 25	6	4	19	60.0%
Unknown	20	33	53	37.73%

Statistically significant ().