Analysis of perinatal outcome by combination of first trimester maternal plasma homocysteine with uterine artery Doppler velocimetry.

Objective: To analyse the pregnancy outcome by combining plasma homocysteine with uterine artery Doppler velocimetry at 11 to 14 weeks of gestation.

Method: A prospective cohort study with 103 healthy pregnant women. Uterine artery Doppler velocimetry was performed at between 11 and 14 weeks of gestation.