Table 4.

Comparative table of areas under ROC curve values for vascular indices VI, FI, VFI and placental volume PV; their sensitivities values for specificity of 80% and CUT values

	AROC	SE	−95%	+95%	CUT	Sensitivity for specificity of 80% (%)
VI	0.825	0.052	0.724	0.927	5.30	65.0
VFI	0.818	0.059	0.702	0.934	2.30	70.0
PV (cm3)	0.795	0.055	0.687	0.903	199	60.0
FI	0.712	0.068	0.579	0.844	36.0	40.0

−95% left confidence interval, +95% right confidence interval are adjusted Wald confidence interval, AROC area under the ROC curve, SE standard error, VI vascularization index, FI flow index, VFI vascularization-flow index, PV placental volume, CUT cut point of the ROC curve