Table 1. Correlation between PSMA3-AS1 and clinicopathological characteristics in 120 HEC patients.

	Variables	No. of patients	PSMA3-AS1 expression level			low	high	P
			Age					0.707
	<60	60	22	38
	≥60	60	24	36
Gender					0.113
	Male	70	31	39
	Female	50	15	35
Tumor stage					0.000
	I–II	55	32	23
	III–IV	65	14	51
Distant metastasis					0.000
	Yes	59	5	54
	No	61	41	20
Tumor size					0.000
	≤4 cm	64	34	30
	>4 cm	56	12	44
Differentiation					0.000
	Well/moderate	60	34	26
	Poor	60	12	48

*P values <0 .05 were considered statistically significant. The Pearson Chi- square test was used.