Age ≥ 35 years

No Caucasian ethnicity

Multiple pregnancy

Lower SBP^a during pregnancy

Placenta anterior

2.093 (1.171 - 3.741) sig 0.013

1.733 (0.919 - 3.268) sig 0.089

3.922 (0.719 - 21.276) sig 0.114

1.031 (0.996 - 1.067) sig 0.085

2.205 (1.204 - 4.040) sig 0.010