BRCA1 and ERCC1mRNA levels are associated with lymph node metastasis in Chinese patients with colorectal cancer

Table 1 BRCA1 expression and relationship with clinicopathological factors in CRC

Clinicopathological factors	n	BRCA1 expression		Pvalue¹
Clinicopathological factors	n	Negative	Positive	Pvalue¹
Sex
Male	61	27	34	0.205
Female	59	26	33
Age (yr)
≤ 60	80	40	40	0.236
> 60	40	16	24
Tumor size (cm)
≤ 5	84	40	44	0.134
> 5	36	18	18
Tumor location
Colon	45	20	25	0.508
Rectum	75	32	43
Tumor differentiation²
I-II	92	48	44	0.132
III-IV	28	10	18
Tumor status²
T1-2	42	21	21	0.384
T3-4	78	39	39
Lymph node metastasis²
N0	42	22	20	< 0.001
N1-2	78	66	12
TNM stage²
I-II	42	22	20	< 0.001
III-IV	78	67	11

ISSN: 1471-2407