First-Trimester Uterine Artery Doppler Analysis in the Prediction of Later Pregnancy Complications

Table 4

External validation of multiparametric models for the prediction of early preeclampsia (<34 weeks).

Study	Population	Incidence of early preeclampsia	Predictive models tested	Detection rate (%) at 10% false positive rate
				Reported	Observed
Oliveira et al. [61]	2962 American women	1–1.2%	Parra-Cordero [52]; Scazzocchio [55]; Poon [58]; Odibo [53]	47; 81; 95; 68	29; 43; 52; 80
Park et al. [62]	3066 Australian women	0.4%	Poon [58]	95	91.7