Table 1. Clinicopathological characteristics of the patients.

Characteristics	% (N)
Age	53 years
Positive lymph nodes	16.7% (36)
Negative lymph nodes	83.2% (179)
Under 50 years old	55.6% (119)
HER2-low	20% (43)
Luminal A	28.8% (62)
Luminal B	71.1% (153)
BRCA germline mutation	4.1% (9)
Patients meeting MonarchE inclusion criteria [4]	3.2% (7)