Aspirin protects women at risk of pre-eclampsia without causing bleeding

Question Does aspirin prevent pre-eclampsia and associated complications in high risk women?

Synopsis For this meta-analysis the authors sought high quality randomised controlled trials of low dose (by any definition) aspirin versus placebo for the prevention of pre-eclampsia and associated outcomes in women at high risk of pre-eclampsia by history. Risk factors were previous pre-eclampsia, chronic (pre-existing) hypertension, diabetes, renal disease, …