Table 2.

Diagnostic accuracy of sFlt/PlGF ratio for diagnosing preeclampsia

Groups	cut off	Sensitivity	Specificity	LR+	LR-	PPV	NPV	Area (95% CI)
PE	24.96	84.2(68.7–94)	85(62.1–96.8)	5.61	0.186	91.4	73.9	90(0.83–0.98)
Sever PE	40.9	80(51.9–95.7)	72.09(56.3–84.7)	2.8	0.27	50	91.2	0.80(0.65–0.95)
Early-onset PE	39.7	88.89(51.8–99.7)	65.31(50.4–78.3)	2.56	0.17	32	97	0.80(0.65–0.95)

LR Likelihood Ratio, PPV Positive Predictive Value, NPV Negative Predictive Value, CI Confidence Interval