Table 1.

The clinical parameters of control individuals and BC patients included in our study.

Variable	Control Individuals (n = 12)	Stage I BC Patients (n = 12)	Stage IV BC Patients (n = 12)	p Value
Age
<65	11	5	11	0.0094
≥65	1	7	1
Primary tumor grade
T1		12
T2			1
T3			4	<0.0001
T4			2
N/A			5
Menopause
Pre-Menopause		1	5	0.3168
Post-Menopause		11	7
Molecular Subtype
Luminal A		4	4
Luminal B		8	8	1.0000
Metastasis
Bone only		N/D	7
Bone and other sites		N/D	5

N/D—not detected.