Table 1.

Patient characteristics of basal-like breast cancer cohort

Factors	RNA-seq (N = 190)
	N (%)
Age
Median (min, max)	54 (29, 90)
Menopausal status Pre	38 (20%)
Peri	10 (5%)
Post	117 (62%)
Indeterminate	11 (6%)
Unknown	14 (7%)
Race White	111 (58%)
Black	64 (34%)
Asian	7 (4%)
Unknown	8 (4%)
T stage
T1	37 (19%)
T2	127 (67%)
T3	19 (10%)
T4	6 (3%)
Unknown	1 (1%)
N stage
N0	118 (62%)
N1	51 (27%)
N2	15 (8%)
N3	6 (3%)
M stage
M0	165 (87%)
M1	4 (2%)
Unknown	21 (11%)
ER
Positive	21 (11%)
Negative	162 (85%)
Unknown	7 (4%)
PR
Positive	12 (6%)
Negative	169 (89%)
Unknown	9 (5%)
HER2
Positive	6 (3%)
Negative	180 (95%)
Unknown	4 (2%)
DFI
Event	22 (12%)
Event-free	148 (78%)
Unknown	20 (10%)
PFI
Event	29 (15%)
Event-free	161 (85%)