The expression of mismatched repair genes and their correlation with clinicopathological parameters and response to neo-adjuvant chemotherapy in breast cancer

Table 4 MSH 2

	Frequency	Percent	Valid percent	Cumulative percent
0	12	38.71	38.71	38.71
2	8	25.81	25.81	64.52
4	3	9.67	9.67	74.19
6	7	22.58	22.58	96.77
9	1	3.22	3.22	100
12	0	0	0	100
Total	31	100	100

12 cases out of 31 (38.73%) had negative staining (score = 0) for MSH2.Out of the rest 19 cases the H-score of <2 was found in 8 cases thus the staining for MSH2 was less consistent than MLH1.