Validity of EHR-Derived Phenotypes for Outcome Ascertainment in the PRESERVE Trial: Implications for Embedding RCTs in Healthcare Systems
Randomized controlled trials (RCTs) are crucial for determining effective interventions but are costly, time-consuming, and complex. Electronic health records (EHRs) offer the potential to enhance research using clinical data, reducing costs and improving efficiency. We evaluated the accuracy of EHR-derived phenotypes...