Table 1.

Summary of demographic and clinical data

Malignant characteristics	IDC	IDC + DCIS	IDC + ILC	ILC	Others
	N = 29 (30%)	N = 34 (35%)	N = 17 (18%)	N = 12 (12%)	N = 5 (5%)
Age, yearsa	50 ± 12	55 ± 8	50 ± 11	55 ± 8	56 ± 9
Tumor size (cm)	3.2 ± 2.1	2.3 ± 1.7	2.8 ± 1.3	2.9 ± 2.0	2.9 ± 1.7
Phenotypes
Luminal Ab	18	15	8	11	2
Luminal Bb	1	9	7	1	2
HER2+ b	4	2	0	0	0
Triple negativeb	6	8	2	0	1

Benign characteristics	Benign breast tissue	Stable imaging	Fibroadenoma	Sclerosing adenosis	Papilloma	Fibrocystic changes
	N = 14 (35%)	N = 10 (24%)	N = 10 (24%)	N = 3 (7%)	N = 2 (5%)	N = 2 (5%)
Age, yearsa	50 ± 7	53 ± 13	46 ± 14	47 ± 13	46 ± 8	48 ± 2

DCIS ductal carcinoma in situ, ILC invasive lobular carcinoma, LCIS lobular carcinoma in situ, IDC invasive ductal carcinoma, HER2 + human epidermal growth factor receptor 2

^aData are presented as mean ± (standard deviation)

^bData are presented as number of cases