Table 1. The correlation between CtIP expression and clinicopathological variables.

Characteristics	No. of patients	Expression		Chi-square value	P value
		High	Low
Age/year
<55	75	62	13	0.45	0.5029
≥55	176	139	37
p53 status
Positive	58	47	11	0.04	0.8355
Negative	193	154	39
p53 mutation
Yes	72	49	23	9.15	0.0025
No	179	152	27
ER status
Positive	213	174	39	2.27	0.1317
Negative	34	24	10
PR status
Positive	190	158	32	4.64	0.0312
Negative	61	43	18
Histologic grade
1	67	58	9	4.94	0.0847
2	128	103	25
3	54	38	16
Tumor size, d/cm
≥2	139	103	36	6.98	0.0082
<2	112	98	14
Lymph nodes metastasis
Yes	84	54	30	19.06	<0.0001
No	158	139	19

Data are presented as number.

ER: Estrogen receptor; PR:Progesterone receptor.

Features of breast cancer(χ² text was used), using the public expression datasets GSE3494. CtIP expression is measured as log2 (probe intensities).