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Table 1 Correlation between PVT-1 expression and clinicopathological characteristics of gastric cancer

From: Long noncoding RNA PVT1 indicates a poor prognosis of gastric cancer and promotes cell proliferation through epigenetically regulating p15 and p16

Clinical parameter PVT1   Chi-squared test P-value
  High no. cases Low no. cases  
Age (years)    0.370
<50 23 19  
>50 17 21  
Gender    0.361
Male 26 22  
Female 14 18  
Location    0.841
Distal 17 15  
Middle 15 15  
Proximal 8 10  
Histologic differentiation    0.206
Well 3 2  
Moderately 9 18  
Poorly 23 16  
Undifferentiated 5 4  
Invasion depth    0.002*
T1 5 14  
T2 7 15  
T3 14 6  
T4 14 5  
TNM Stages    0.015*
I 2 9  
II 12 18  
III 22 12  
IV 4 1  
Lymphatic metastasis    0.179
Yes 24 18  
No 16 22  
Distant metastasis    0.116
Yes 4 0  
No 36 40  
  1. *P<0.05.