. Author manuscript; available in PMC: 2021 Mar 1.

Published in final edited form as: Ann Surg Oncol. 2019 Nov 15;27(3):743–749. doi: 10.1245/s10434-019-08038-8

TABLE 4.

Reasons for Mastectomy Among Patients Who Were Candidates for BCT Post-NAC

BCT breast-conserving therapy, NAC neoadjuvant chemotherapy, UM unilateral mastectomy, CPM contralateral prophylactic mastectomy, NA not available

*Analysis excludes patients for which no reason was recorded

Clinically Recorded Reason for Choice of Mastectomy, n (%)	UM (n = 58)	CPM (n = 145)	p-value
			< .001
BRCA carrier	2 (4.9)	38 (27.0)
High risk	0(0)	7(5.0)
Patient preference	31 (75.6)	95 (67.4)
Positive/close margins after BCT attempted	8 (19.5)	1 (0.7)
NA*	17	4