Restricting the analysis to women with pre‐existing hypertension (n = 40), a sFlt‐1/PlGF ratio of ≥ 74 showed sensitivity and specificity of 84.2% (95% CI, 68.7–94.0%) and 96.3% (95% CI, 87.3–99.5%), respectively. This evidence concerns the gene PGF and hypertensive disorder.