Table 1.

Correlation between lncRNA MEG3 expression and clinicopathological features of osteosarcoma

Clinicopathological features	Group	Total	MEG3 expression		P value
			Low	High
Gender	Male	36	19	17	0.614
	Female	28	13	15
Age (years)	<25	40	18	22	0.302
	≥25	24	14	10
Tumor size (cm)	<8 cm	37	22	15	0.076
	≥8 cm	27	10	17
Anatomic location	Tibia/femur	44	24	20	0.281
	Elsewhere	20	8	12
Clinical stage	I/II	31	10	21	0.006
	III	33	22	11
Distant metastasis	Absence	47	19	28	0.011
	Presence	17	13	4