From: Expression of natriuretic peptide receptor-A in esophageal squamous cell carcinomas and the relationship with tumor invasion and migration
Samples
n
NPRA (n(%))
χ 2
P
High
Low
Squamous tissues
45
32(71.1)
13(28.9)
24.512
0.000a
Nontumor tissues
40
7(17.5)
33(82.5)