Table 3. The comparison of ROC curves between miR-421 and tumor markers.

ROC curves comparison	CEA		CA125		CA153		CA211		CA50
	Z	p	Z	p	Z	p	Z	p	Z	p
miR-421	2.418	0.0156	1.896	0.0580	2.021	0.0432	3.975	0.0001	3.343	0.0008

Notes.

ROC curves comparisons were analyzed by using MedCalc statistical software with statistical significance at the level of p < 0.05.