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

Published in final edited form as: Ann Surg Oncol. 2019 Dec 10;27(2):344–351. doi: 10.1245/s10434-019-07948-x

TABLE 3.

Complications Among Therapeutic Procedures by Surgery Year. P-Values from Mixed Effects Model Accounting for Random Surgeon Effect

	Overall (n = 467)	NSM before 2011 (n = 110)	NSM after 2011 (n = 357)	p-value
Any Complication	221 (47.3%)	52 (47.3%)	169 (47.3%)	0.91
Nipple Excision	21 (4.5%)	7 (6.4%)	14 (3.9%)	0.37
Re-operation for Complication	44 (9.4%)	12 (10.9%)	32 (9.0%)	0.54
Skin Desquamation	186 (39.8%)	42 (38.2%)	144 (40.3%)	0.73
Skin Necrosis	38 (8.1%)	7 (6.4%)	31 (8.7%)	0.45
Hematoma	13 (2.8%)	3 (2.7%)	10 (2.8%)	0.97
Implant/Expander Removal	16 (3.4%)	3 (2.7%)	10 (2.8%)	0.65
Infection	28 (6.0%)	5 (4.5%)	23 (6.4%)	0.47

NSM nipple-sparing mastectomy