History- ESI Milestones
Emergency physicians Richard Wuerz and David Eitel developed the original ESI concept and initiated pilot testing.
Pilot testing of the ESI completed- results promising. Drs. Wuerz and Eitel brought together a number of emergency professionals interested in triage and further refined the algorithm.
Initial ESI implementation at the University of North Carolina Hospitals in Chapel Hill, North Carolina and at Brigham and Women’s Hospital in Boston. Post-implementation and refinement study at UNC and Brigham and Women’s Hospitals.
Refinement and implementation of the ESI in 5 additional hospitals. AHRQ-funded study of ESI reliability and validity in 7 emergency departments in 3 states.
ESI Version 3 released. ESI Handbook first published by the Emergency Nurses Association.
High acuity criteria revised and ESI Version 4 released. AHRQ published revised handbook, ESI Version 4 Implementation Handbook and training DVDs.
Evaluation of ESI reliability and validity for pediatric triage in 7 emergency departments in 3 states.
ESI web course released.