Linc-OIP5 in the breast cancer cells regulates angiogenesis of human umbilical vein endothelial cells through YAP1/Notch/NRP1 signaling circuit at a tumor microenvironment

Table 1 Clinicopathological variables of patients with breast cancer (N = 67)

Clinicopathological variables	N
Age
≤ 50	29
> 50	38
Menstrual status
Before menopause	34
After menopause	33
Tumor size
≤ 2.0 cm	36
> 2.0 cm	31
Lymphatic metastasis
Be	28
No	39
Pathological grading
Grade I	30
Grade III	37
TNM stages
Stage I	35
Stage II	19
Stage III–IV	13