Case subjects are at high risk of PET by NICE guidelines ( ≥1 high risk factor or \>1 moderate risk factor) or high risk of SGA by RCOG Guidelines (≥1 major risk factor or ≥3 minor risk factors). Control subjects do not meet this criteria
You may not be if
Maternal age \<18 years of age at time of booking
Fetal structural or genetic abnormality
Multiple pregnancy
Known underlying maternal cardiac condition
Clareo Health | Cardiac Output Monitoring to Predict Pre-Eclampsia and Restricted Growth (COMPaRE)