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

Table 3 DISTRIBUTION ACCORDING TO H-SCORE MLH1

	Frequency	Percent	Valid percent	Cumulative percent
0	13	41.93	41.93	41.93
2	2	6.45	6.45	48.38
4	2	6.45	6.45	54.83
6	9	29.03	29.03	83.86
9	5	16.7	16.7	100
12	0	0	0	100
Total	31	100	100

13 cases out of 31 (41.93%) had negative staining (score = 0) for MLH1.Out of the rest 18 cases only 2 had a H-score less than 2 signifying that staining, when present is remarkable.