Fig. 1
From: Development of a biophysical screening model for gestational hypertensive diseases
Receiving operating characteristics (ROC) curves of maternal characteristics, in stepwise combination with first and/or second trimester maternal biophysical parameters for the predication of early-onset preeclampsia (a), late-onset preeclampsia (b) and gestational hypertension (c). NP (Normotensive pregnancy); EPE (early-onset preeclampsia); LPE (late-onset preeclampsia); GH (gestational hypertension)