Episode 6 of CRAMSURG - Clinical Reasearch Appraisal and Methodology for Surgical Trainees. The paper for discussion is Robotic Inguinal vs Transabdominal Laparoscopic Inguinal Hernia Repair: The RIVAL Randomized Clinical Trial, JAMAsurg March 2020. The teaching topic is Odds Ratio and Relative Risk. Brought to you by CRAMSURG www.cramsurg.org.