Jennifer Blackwood, Mohamud R Daya, Ben Sorenson, Brian Schaeffer, Mike Dawson, Michael Charter, James Mark Nania, Julie Charbonneau, Jeremy Robertson, Michael Mancera, Chris Carbon, Dawn B Jorgenson, Mengqi Gao, Richard Price, Chris Rosse, Thomas Rea
BACKGROUND: Geospatial smartphone application alert systems are used in some communities to crowdsource community response for out-of-hospital cardiac arrest (OHCA). Although the clinical focus of this strategy is OHCA, dispatch identification of OHCA is imperfect so that activation may occur for the non-arrest patient. The frequency and clinical profile of such non-arrest patients has not been well-investigated. METHODS: We undertook a prospective 3-year cohort investigation of patients for whom a smartphone geospatial application was activated for suspected OHCA in four United States communities (total population ~1 million)...
July 27, 2023: BMC Emergency Medicine