Table 3.

Correlation between placental vascularity and Um-S/D in normotensive and hypertensive population

Indexa	Normotensive		Hypertensive
	r	P	r	P
VI	0.132	0.248	−0.277	0.001
FI	0.014	0.904	−0.122	0.159
VFI	0.147	0.196	−0.148	0.088

^a VI vascularization index, FI flow index, VFI vascularization flow index