Table 2.
Comparison of HER2 status as assessed by IHC in 102 primary gastric carcinomas and their corresponding lymph node metastases
| |
|
LN metastatic site |
|||||||
|---|---|---|---|---|---|---|---|---|---|
| |
|
Negative |
% |
Equivocal (2+) |
% |
Positive |
% |
Total |
% |
|
(0, 1+) |
(3+) |
||||||||
| Primary tumor | |||||||||
| Negative |
(0, 1+) |
62 |
60.8 |
6 |
5.8 |
2 |
2.0 |
70 |
68.6 |
| Equivocal |
(2+) |
2 |
2.0 |
2 |
2.0 |
3 |
2.9 |
7 |
9.6 |
| Positive |
(3+) |
4 |
3.9 |
4 |
3.9 |
17 |
16.7 |
25 |
24.5 |
| Total | 68 | 66.6 | 12 | 11.8 | 22 | 21.6 | 102 | 100 | |
k = 0.629.