Table 2. Expression levels of microRNAs in tumor tissues and adjacent normal bone tissues.

	microRNA-21	microRNA-214	microRNA-433	microRNA-30c	microRNA-34a	microRNA-101	microRNA-133a	microRNA-539	microRNA-218
Tumor tissues	7.35 ± 2.96	6.12 ± 2.25	2.26 ± 1.34	3.93 ± 1.77	3.09 ± 0.94	3.16 ± 1.72	3.78 ± 2.17	2.35 ± 1.08	2.16 ± 1.07
Adjacent normal bone tissues	3.14 ± 1.58	3.37 ± 1.49	1.17 ± 0.91	5.34 ± 1.32	5.24 ± 1.35	5.19 ± 2.74	11.89 ± 4.16	5.23 ± 1.84	2.31 ± 1.18
t	9.959	8.088	5.341	−5.069	−10.374	−4.981	−13.719	−10.714	−0.747
P	<0.05	<0.05	<0.05	<0.05	<0.05	<0.05	<0.05	<0.05	>0.05