Episode 5 of CRAMSURG - Clinical Reasearch Appraisal and Methodology for Surgical Trainees. The paper for discussion is Comparison of the duration of hospital stay after laparoscopic or open distal pancreatectomy: randomized controlled trial, BJS April 2020. The teaching topic is Randomised Clinical Trials: Efficacy vs Effectiveness and Intention to Treat analysis. Brought to you by CRAMSURG www.cramsurg.org.