AUC, area under the curve; CI, confidence interval; DR, detection rate; FPR, false positive rate; MAP, mean arterial pressure; PAPP-A, pregnancy-associated plasma protein-A; PlGF, placental growth factor; SGA, small for gestational age; UtAPI, mean uterine artery pulsatility index. Comparisons between AUC were performed by two-tailed p values.