Cell Counts, rather than Proportion, of CD8/PD-1 Tumor-Infiltrating Lymphocytes in a Tumor Microenvironment Associated with Pathological Characteristics of Chinese Invasive Ductal Breast Cancer

Table 4

Correlation between proportion of CD8/PD-1 TILs and other molecules in breast cancer.

	Proportion of CD8^+ TILs (%)		Proportion of CD8^+/PD-1^+ TILs (%)		Proportion of CD8^+/PD1^-TILs (%)
CK7, median (IQR)		0.940		0.549		0.971
No	30 (20)		3 (7)		21 (18)
Yes	20 (10)		4 (7)		20 (14)
CK20, median (IQR)		0.229		0.868		0.114
No	20 (10)		4 (7)		20 (13)
Yes	30 (10)		4 (5)		24 (12)
E-Cad, median (IQR)		0.271		0.606		0.262
No	15 (15)		2 (7)		12 (13)
Yes	20 (10)		2 (5)		18 (17)
Ki-67 index, correlation coefficient^†	0.10	0.289	0.10	0.292	0.06	0.482

Wilcoxon test. ^†Spearman correlation test.