BASIC-05: Biostatistics and Research Design — Bias, Errors, NNT, Reliability, and Bioethics — Part 2 (Part 2 of 2)

A 72-year-old male presents to the outpatient PM&R clinic seeking advice regarding a new anticoagulant drug for stroke prevention in atrial fibrillation, having seen an advertisement stating a '50% reduction in stroke risk'. He is hesitant due to perceived side effects and wishes to understand the true benefit.