TABLE 2.

Treatment

	Black, n (%) (n=666)	White, n (%) (n=666)	p-value
Breast surgery			0.028
Lumpectomy	340 (51.1%)	378 (56.8%)
Mastectomy	324 (48.6%)	288 (43.2%)
No breast surgery	2 (0.3%)	0 (0)
Axillary surgery			<0.001
SLNB	352 (52.9%)	438 (65.8%)
ALND	297 (44.6%)	219 (32.9%)
Axillary sampling	3 (0.5%)	0 (0)
NA	14 (2.1%)	9 (1.4%)
Chemotherapy			0.004
No	234 (35.1%)	282 (42.3%)
Yes	432 (64.9%)	384 (57.7%)
Endocrine therapy			<0.001
No	258 (38.7%)	143 (21.5%)
Yes	408 (61.3%)	523 (78.5%)
Radiation therapy			1
No	230 (34.5%)	232 (34.8%)
Yes	422 (63.4%)	431 (64.7%)
NA	14 (2.1%)	3 (0.5%)

Abbreviations: SLNB, sentinel lymph node biopsy; ALND, axillary lymph node dissection; NA, not available