Table 1.

Association Between the Level of miR-331-3p and Clinicopathological Characteristics of Patients With TNBC.

Clinical Features	Total	MiR-331-3p Expression		P Value
		Low	High
Age, years				.445
<45	18	12	6
≥45	32	20	12
Tumor size (cm)				.022
≥4	15	12	3
<4	35	20	15
TNM stage				.015
I-II	25	13	12
III-IV	25	19	6
Lymph node metastasis				.005
Positive	34	24	10
Negative	16	8	8

Abbreviation: TNBC, triple-negative breast cancer.