From: The impact of histological type on the accuracy of preoperative N staging in patients with gastric cancer
pN0
pN1
pN2 ≦
All
cN0
155
27
28
cN1
7
13
cN2 ≦
4
6
18
Differentiated
107
17
12
3
5
Undifferentiated
48
10
16
1
9