Table 2.

Relationship between PSMC2 expression and tumor characteristics in patients with breast cancer.

Features	No. of patients	PSMC2 expression		P value
		Low	High
All patients	175	83	92
Age (years)				0.072
≤60	108	56	52
>60	59	22	37
Tumor size				0.020
≤3 cm	87	45	42
>3 cm	59	19	40
Grade				0.006
I	1	0	1
II	81	45	36
III	67	21	46
T Infiltrate				0.347
T1	42	22	20
T2	100	45	55
T3	14	5	9
T4	1	1	0
Lymphatic metastasis (N)				0.238
N0	85	37	48
N1	42	19	23
N2	21	12	9
N3	12	7	5
AJCC Stage				0.637
1	30	15	15
2	88	37	51
3	39	21	18
Lymphoid positive number				0.475
=0	78	32	46
>0	66	31	35