Chain of Survival

An interactive data visualisation showing the story of complex events that must occur in response to a heart attack affecting survival.

  • What does getting help for an Out of Hospital Cardiac Arrest (OHCA) event look like around the world?
  • Does rapid ambulance response influence prevalence of CPR knowledge? (i.e. are people less likely to be trained if they believe that emergency services are sufficient?)


data compiled via 1 2 3 4
completed 2025

software Observable Plot, Javascript





YUKI PAN // DIGITAL // MOTION // ILLUSTRATION // EXPERIENTIAL