Long noncoding RNA ZNFX1-AS1 promotes the invasion and proliferation of gastric cancer cells by regulating LIN28 and CAPR1N1

Table 5 General characteristics and clinicopathological factors of gastric cancer patients and healthy control subjects

Variables	Healthy control (n = 60)	Gastritis/peptic ulcer (n = 60)	GIST (n = 60)	Gastric cancer (n = 60)
Gender
Male	46	37	35	46
Female	14	23	25	14
Age (yr)
Mean	61	60	60	61
Range	37-91	37-89	30-85	37-91
Tumor site1
Upper third	-	-	-	13
Middle third	-	-	-	14
Lower third	-	-	-	33
Tumor size
≥ 5 cm	-	-	-	29
< 5 cm	-	-	-	31
Pathological differentiation2
Undifferentiated or poorly differentiated	-	-	-	45
Others	-	-	-	15
TNM classification3
I + II	-	-	-	20
III + IV	-	-	-	40
Lymphatic invasion3
Positive	-	-	-	43
Negative	-	-	-	17

¹According to National Comprehensive Cancer Network Clinical Practice Guidelines in Oncology: Version I, 2016.

²According to World Health Organization Classification of Tumors of the Digestive System: 4^th edition.

³According to the American Joint Committee on Cancer Staging Manual: 7^th edition.

GIST: Gastric stromal tumor.