Causal relationship between PE (exposure) and HDL (outcome)
In the MR analysis of HDL and PE, when PE was taken as the exposure variable, because two related IVs were included, only the IVW model analysis could be carried out. According to the IVW analysis, there was no causal relationship between HDL and PE risk (beta = − 3.516, 95% CI (− 22.19, 15.16); P