Table 3.

Spearman correlations for immunohistochemical staining across STS subtypes

	CD3	CD8	CD4	CD20	CD68	CD163	PD-L1 tumor	PD-L1 immune	PD-1 immune
CD3	1	0.81**	0.51**	0.29	0.45*	0.53**	0.43**	0.50**	0.47**
CD8		1	0.51**	0.24	0.36	0.38	0.52**	0.46**	0.55**
CD4			1	0.13	0.23	0.32	0.35*	0.34*	0.37*
CD20				1	0.16	0.23	0.05	0.14	0.32
CD68					1	0.90**	0.23	0.20	0.38
CD163						1	0.27	0.28	0.42
PD-L1 tumor							1	0.66**	0.31
PD-L1 immune								1	0.39**
PD-1 immune									1

**p < .0001; *p < .001.