Table 1.

Association of serum miR-101 level with clinical characteristics of 152 osteosarcoma patients

Clinical features	Cases	MiR-101 expression		$P$ value
		Low	High
Age	152	82	70	0.449
$<$ 55	84	43	41
$⩾$ 55	68	39	29
Sex				0.525
Men	87	45	42
Women	65	37	28
Clinical stage				0.013
IIA	66	28	38
IIB/III	86	54	32
Tumor diameter				0.167
$⩽$ 8 cm	69	33	36
$>$ 8 cm	83	49	34
Distant metastasis				0.028
Positive	21	16	5
Negative	131	66	65
Anatomic location				0.084
Tibia/femur	93	45	48
Elsewhere	59	37	22