Table 1.

Correlation of miR-101-1 expression with clinical parameters in BC of TCGA data.

Clinicopathological features		Cases	MiR-101-1 expression		P value
			Low	High
Age	≥50	563	291	272	0.254
	<50	218	99	119
Gender	Female	772	382	390	0.241
	Male	9	8	1
T	T1–T2	657	338	319	0.086
	T3–T4	123	52	71
N	N0	373	183	190	0.546
	N1–N3	398	205	193
M	M0	610	325	285	0.298
	M1	9	2	7
Stage	I–II	587	290	297	0.782
	III–IV	186	94	92
ER	Positive	565	259	306	<0.001
	Negative	170	111	59
PR	Positive	502	221	281	<0.001
	Negative	231	148	83
HER2	Positive	99	57	42	0.037
	Negative	397	202	195

T – tumor stage; N – lymph node stage; M – metastasis stage; ER – estrogen receptor; PR – progesterone receptor; HER2 – human epidermal growth factor receptor 2. The median was chosen as the cut-off value because of the skewed distribution of the expression data.