Table 1.

Correlation between circMAPK1 expression and the clinicopathologic parameter of 80 GC patients

Clinicopathologic parameter	Number	Number of patients		p value
Clinicopathologic parameter	Number	circMAPK1^low	circMAPK1^high	p value
Age
< 60 years	30	18	12	0.248
≥ 60 years	50	22	28
Gender
Male	61	33	28	0.293
Female	19	7	12
Tumor size
< 3 cm	20	15	15	0.019*
≥ 3 cm	60	25	35
Tumor site
Proximal	36	17	19	0.822
Non-proximal	44	23	21
Lymph node metastasis
N0	28	19	9	0.034*
N1-N3	52	21	31
TNM stage
I-II	33	22	11	0.022*
III	47	18	29
Blood vessel invasion
Negative	61	32	29	0.600
Positive	19	8	11

* p < 0.05, ** p < 0.01