Effect of COL4A1 Expression on the Survival of Neoadjuvant Chemotherapy Breast Cancer Patients

Table 1

Relationship of clinical parameters with COL4A1 expression in 206 breast cancer.

Characteristics	No.	COL4A1 expression		value
		Low (%); N = 88	High (%); N = 116
Age
<65	173	76 (44)	97 (56)	0.421
≥65	33	12 (36)	21 (64)
Stage
I, II	171	68 (40)	103 (60)	0.058
III, IV	35	20 (57)	15 (43)
ER
Negative	57	19 (33)	38 (67)	0.092
Positive	149	69 (46)	80 (54)
PR
Negative	77	29 (38)	48 (62)	0.257
Positive	129	59 (46)	70 (54)
HER2
Negative	33	13 (39)	20 (61)	0.647
Positive	173	75 (43)	98 (57)
Metastasis
No	164	64 (39)	100 (61)	0.034
Yes	42	24 (57)	18 (43)
Neoadjuvant chemotherapy
No	164	71 (43)	93 (57)	0.742
Yes	42	17 (40)	25 (60)