TABLE 1.

Correlation of YTHDF1 expression with clinicopathological parameters in GC patients (GSE29272).

Variables	Cases (n)	YTHDF1 expression		P
		Low (%)	High (%)
Age
≤60	75	52 (69.3)	23 (30.7)	0.1675
>60	51	41 (80.4)	10 (19.6)
Gender
Male	99	75 (75.8)	24 (24.2)	0.3428
Female	27	18 (66.7)	9 (33.3)
Tumor grade
1∼2	45	32 (71.1)	13 (28.9)	0.609
3	81	61 (75.3)	20 (24.7)
Pathological stage
I/II	10	10 (100.0)	0 (0.0)	0.0619
III/IV	116	83 (71.6)	33 (28.4)
Lymph node metastasis
No	26	21 (80.8)	5 (19.2)	0.333
Yes	98	70 (71.4)	28 (28.6)
Unknown	2	2 (100.0)	0 (0.0)
Family history of upper gastrointestinal cancer
No	97	69 (71.1)	28 (28.9)	0.2134
Yes	29	24 (82.8)	5 (17.2)
Lesion
GNCA	71	60 (84.5)	11 (15.5)	0.002**
GCA	55	33 (60.0)	22 (40.0)

**P < 0.01; GNCA, gastric non-cardia adenocarcinomas; GCA, gastric cardia adenocarcinomas.