Table 2.

Comparison of tumor infiltrating lymphocytes (TILs) and CD8-positive TILs grades in primary tumors between the pCR and non-pCR groups.

Factors		pCR group	Non-pCR group	pCR ratio
		N	N	%
TILs	Low	36	30	54.5
	Intermediate	27	11	71.1
	High	20	4	83.3
CD8-positve TILs	Low	17	13	56.7
	High	61	26	70.1
Total		83	45	64.8

Abbreviations: TILs, tumor infiltrating lymphocytes; pCR, pathological complete response.