The Sdc1 intensity score for Sdc1 on syncytiotrophoblast was significantly lower in preeclampsia (n = 19) [2.0 (1.0–3.5)] vs. controls (n = 25) [(3.0 (1.0–4.0)] (P<0.001, Unadjusted Rank ANCOVA). This evidence concerns the gene SDC1 and preeclampsia.