Table 2.

T-tests comparing proliferation, GeparSixto, and TIMER variables by BRCA status.

Variable	BRCA cases (N = 75)		Matched controls (N = 150)		T-test1
	Mean	Standard deviation	Mean	Standard deviation	p-value
Proliferation score	0.12	0.37	0.14	0.33	0.70
GeparSixto score	2.02	0.79	2.16	0.80	0.23
CIN70 score	3.84	0.62	3.80	0.51	0.63
B cells	9.61	0.78	9.77	0.93	0.21
CD4 T cells	12.18	1.00	12.35	1.14	0.28
CD8 T cells	20.55	1.27	20.60	1.22	0.77
Neutrophils	12.39	0.49	12.45	0.54	0.40
Macrophages	5.39	0.84	5.40	0.76	0.94
Dendritic cells	49.25	1.04	49.46	1.20	0.21

¹Student’s t-test was used for variables that met the equal variance assumption (proliferation score, GeparSixto score, B cells, CD4 and CD8 T cells, neutrophils, macrophages, and dendritic cells). Welch’s t-test was used for CIN70.