Table 2. Characteristics and distribution of breast cancer patients in the TCGA-BRCA cohort.

Clinicopathological features	Expression of miR-93-5p				Survival
	Low (n=71)	High (n=29)	P		Alive (n=77)	Dead (n=23)	P
Age			NS				<0.05
<60 years	49	19			57	11
>60 years	22	10			20	12
Lymph metastasis			NS				<0.05
Present	34	16			33	17
Absent	37	13			44	6
Pathological grade			NS				NS
Grade II	51	17			55	13
Grade II–III	20	12			22	10
T stage			NS				NS
T1/2	71	27			75	23
T3/4	0	2			2	0
TNM stage			<0.01				<0.01
I–II	49	11			58	9
III	22	18			19	14
Relapse			NS				<0.0001
Yes	19	9			11	17
No	52	20			66	6
ER			NS				<0.01
+	53	18			60	11
−	18	11			17	12
PR			NS				NS
+	41	13			44	10
−	30	16			33	13
HER2			NS				NS
+	15	4			13	6
−	56	25			64	17
TNBC			NS				NS
Yes	12	8			12	8
No	49	21			65	15
Expression of miR-93-5p			–				NS
Low	–	–			55	16
High	–	–			22	7

NS, not significant; TNBC, triple negative breast cancer; ER, estrogen receptor; PR, progesterone receptor.