Categorical data are reported as frequency and percentage. Continuous data are reported as the median and interquartile range. APS, antiphospholipid syndrome; ART, assisted reproductive technique; BMI, body mass index; FGR, fetal growth restriction; GA, gestational age; IQR, interquartile range; IVF, in vitro fertilization; MAP, mean arterial pressure; MoM, multiples of median; PAAP-A, pregnancy-associated plasma protein-A; PlGF, placental growth factor; SGA, small for gestational age; UtAPI, uterine artery pulsatility index.
† Significant difference as compared to unaffected women; ‡ Significant difference as compared to early-onset small for gestational age; § Significant difference compared to preterm small for gestational age.