Table 1. Correlation of the Expression Level of miR-181a in OC Tissues and CTCs with Other Clinical Features (x + s).

	OC tissue			CTCs
clinical features	n	ΔCt	P	n	ΔCt	P
age			0.993			1.052
≥60	11	–2.933 ± 2.199		17	–2.947 ± 2.109
<60	19	–3.025 ± 2.209		13	–2.899 ± 2.119
history of diabetes			1.105			0.987
yes	3	–3.288 ± 2.406		5	–3.149 ± 2.525
no	17	–3.682 ± 2.025		15	–3.801 ± ± 2.525
FIGO stage			0.013			0.046
stage I+ II	20	–2.926 ± 2.209		15	–3.139 ± 2.415
stage III + IV	10	–5.156 ± 2.005		15	–5.936 ± 2.215
histological grade			0.516			0.725
G1	22	–3.149 ± 2.525
G2+G3	8	–3.801 ± 2.525
lymphatic metastasis			0.024			0.016
no	25	–3.182 ± 2.369		6	–2.193 ± 2.233
yes	5	–4.812 ± 2.401		24	–4.926 ± 2.045
myometrial infiltration			1.033			0.991
≤1/2	27	–3.088 ± 2.406		23	–3.112 ± 2.233
>1/2	3	–4.682 ± 2.025		7	–3.139 ± 2.125