Table 1.

The clinical data for enrolled patients undergo mastectomy

	Cases (n=90)	SHIP2 protein expression in BC tissue (n)		P-value
Low expression	High expression
Age (years)
<45	41	21	20	>0.05
≥45	49	21	28
T stage
T1	23	10	13	>0.05
T2	15	7	8
T3-4	52	25	27
N stage
N0	25	10	15	>0.05
N1-2	65	32	33
TNM stage
I	24	13	15	<0.0001
II	34	8	22
III–IV	32	21	11
Differentiation
Well/moderate	44	29	15	<0.0001
Poor	46	13	33

Notes: Low/high expression was obtained by the sample median. Pearson χ² test. P<0.05 was considered statically significant.

Abbreviations: BC, breast cancer; SHIP2, SH2-containing inositol 5′-phosphatase 2.