For out-of-hospital cardiac arrest occurring in high-rise residential buildings, the survival rate is lower for patients on higher floors, according to findings of a large retrospective database study from Ontario. The logistics of delivering emergency care in high-rise buildings may contribute to lower survival. In this podcast, Dr. Matthew Stanbrook, deputy editor for CMAJ, interviews Ian Drennan, Advanced Care paramedic and instructor in Toronto and a Phd Candidate with Rescu, Li Ka Shing Knowledge Institute at St. Michael's Hospital and the Institute of Medical Science at the University of Toronto.In their research article, Ian and his colleagues compare the rate of survival after out-of-hospital cardiac arrest at different floors of high-rise buildings. They also looked at delay to reaching patients in high rises.Full article: https://www.cmaj.ca/lookup/doi/10.1503/cmaj.150544To request a transcript of this podcast, contact cmajgroup@cmaj.caSubscribe to CMAJ Podcasts on Apple Podcasts or your favourite podcast app. You can also follow us directly on our SoundCloud page or you can visit www.cmaj.ca/page/multimedia/podcasts.