Table 1.

Landmark patient characteristics

Characteristic	Total N = 45	Arm A (nivo) N = 15	Arm B (cape) N =15	Arm C (nivo + cape) N = 15
Mean Age (SD)	51.0 (11.5)	46.3 (12.2)	53.5 (8.8)	53.1 (12.5)
Race
Black	14 (31%)	2 (13%)	6 (40%)	6 (40%)
White	29 (65%)	12 (80%)	8 (53%)	9 (60%)
Other	2 (4%)	1 (7%)	1 (7%)	0
Ethnicity
Latino	3 (7%)	1 (7%)	1 (7%)	1 (7%)
Non-Latino	42 (93%)	14 (93%)	14 (93%)	14 (93%)
NACT
Taxane + anthracyclines	42 (93%)	14 (93%)	15 (100%)	13 (87%)
Taxanes only	3 (7%)	1 (7%)	0	2 (13%)
Neoadjuvant carboplatin
Yes	14 (31%)	5 (33%)	6 (40%)	3 (20%)
No	31 (69%)	10 (67%)	9 (60%)	12 (80%)
Prior radiotherapy
Yes	34 (76%)	11 (73%)	11 (73%)	12 (80%)
No	11 (24%)	4 (27%)	4 (27%)	3 (20%)
Known germline mutation
BRCA1/2	3 (7%)	2 (17%)	1 (8%)	0
PALB2	2 (4%)	0	2 (17%)	0
Pathological staging (yp)
I	13 (29%)	5 (33%)	6 (40%)	2 (13%)
II	20 (44%)	7 (47%)	4 (27%)	9 (60%)
III	12 (27%)	3 (20%)	5 (33%)	4 (27%)

NACT - neoadjuvant chemotherapy; nivo - nivolumab; cape - capecitabine