Table 1.

Patient characteristics at the time of initial diagnosis of breast cancer.

Patient characteristic	Number of patients (%)
Age	Median 51 (range 37–75)
Histology
Infiltrating ductal carcinoma	22 (81%)
Infiltrating lobular carcinoma	4 (15%)
Estrogen receptor
Positive	6 (22%)
Negative	16 (59%)
Unknown	5 (19%)
Progesterone receptor
Positive	7 (26%)
Negative	14 (52%)
Unknown	6 (22%)
Her2neu
Not amplified	5 (19%)
Amplified	12 (44%)
Unknown	10 (37%)
T stage
T0	1 (4%)
T1	9 (33%)
T2	8 (30%)
T3	5 (19%)
T4	3 (11%)
Lymph nodal involvement
N0	9 (33%)
N1	6 (22%)
N2	8 (30%)
N3	3 (11%)