Outpatient Medicine Update-Biostatistics

Video Transcription

Video Summary

A clinician introduces basic biostatistics as a tool for interpreting medical research and applying findings to patient care. The talk reviews study power, number needed to treat, hazard ratios, relative risks and odds ratios, statistical significance and trends, and non-inferiority trials. It also explains how to read confidence intervals and forest plots, and discusses the strengths and limitations of meta-analyses. Examples from pneumonia, COPD, stroke prevention, and other studies illustrate how these concepts help assess treatment effects and understand when emerging evidence may challenge existing guidelines.

Keywords

biostatistics

clinical research

confidence intervals

meta-analysis

treatment effects