Table 2 Correlations between Linc00337 and key clinicopathological parameters

From: Long noncoding RNA Linc00337 functions as an E2F1 co-activator and promotes cell proliferation in pancreatic ductal adenocarcinoma

Variable		Linc00337 (n = 18)
Variable		unchanged	Up-regulated	Chi-square P value
Age	≤50 years	1	8	0.527
Age	> 50 years	2	7	0.527
Gender	Female2	0	3	0.396
Gender	Male1	3	12	0.396
Grade	I	2	0	0.003*
Grade	II and III	1	15	0.003*
Tumor size	≤ 2 cm	2	2	0.043*
Tumor size	> 2 cm	1	13	0.043*
TNM stage	T₁	1	0	0.05*
	T₂	2	10
	T₃-T₄	0	5

*p ≤ 0.05

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