The Impact of Tumor Infiltrating Lymphocytes Densities and Ki67 Index on Residual Breast Cancer Burden following Neoadjuvant Chemotherapy

Table 5

Relation between quantitative parameters and RCB classes (Mann–Whitney test).

	RCB				value
	PCR	Non-pCR
	PCR	RCB I	RCB II	RCB III
	Median (min-max)	Median (min-max)	Median (min-max)	Median (min-max)
Ki67%	60 (5.00-95.00)	60 (2-90)	40 (3-98)	20 (5-80)	0.002
CD3 T cells %	60 (40-90)	80 (40-80)	60 (2-95)	70 (10-90)	0.701
CD20 B cells %	10 (0-60)	10 (2-20)	20 (0-50)	20 (0- 55)	0.735

denotes statistically significant.