OBJECTIVE: Aspirin prophylaxis is recommended for women at higher risk of preeclampsia; yet, there is no consensus about the optimal dose. Moreover, in North America, aspirin is routinely only available… Click to show full abstract
OBJECTIVE: Aspirin prophylaxis is recommended for women at higher risk of preeclampsia; yet, there is no consensus about the optimal dose. Moreover, in North America, aspirin is routinely only available in 81 mg and 325 mg tablets. While a recent metaanalysis suggested a dose-response effect, limitations therein included the inability to control for trial effects and maternal risk factors and a susceptibility to publication bias. Metaanalyses that use aggregate data pooled from different randomized controlled trials (RCTs) are also more likely to overestimate aspirin’s efficacy compared with those metaanalyses that use
               
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