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

Table 4 General characteristics and clinicopathological factors of gastric cancer patients and healthy control subjects

Variables	Gastric cancer (n = 15)	Healthy control (n = 15)
Gender
Male	12	12
Female	3	3
Age (yr)
Mean	61	62
Range	48-70	47-80
Tumor site1
Upper third	3	-
Middle third	4	-
Lower third	8	-
Tumor size
≥ 5 cm	6	-
< 5 cm	9	-
Pathological differentiation2
Undifferentiated or poorly differentiated	12	-
Others	3	-
TNM classification3
I + II	4	-
III + IV	11	-
Lymphatic invasion3
Positive	11	-
Negative	4	-

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.